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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for the fine c

High purity Quinizarine 81-64-1 /manufacturer/low price/high quality/in stock

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $13.0 / 14.0

Type:Lab/Research institutions

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Ality Chemical Corporation

1,4-Dihydroxyanthraquinone Basic information Product Name: 1,4-Dihydroxyanthraquinone Synonyms: DSD ACID;CI NO 58050;CI 58050;LABOTEST-BB LT00052844;1,4-dihydroxy-10-anthracenedione;1,4-dihydroxy-9,10(9H,10H)anthracenedione;1,4-Dihydroxy-9,10-anthr

Factory Supply Quinizarin

Cas:81-64-1

Min.Order:1 Gram

Negotiable

Type:Other

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Zhangjiagang bonded area Kaida International Trade Co., Ltd.

Zhangjiagang free Trade Zone Kaida International trade Co., LTD., formerly known as Zhangjiagang Asia Chemical Co., LTD., has been engaged in the production and research of this product for more than 10 years and has rich experience. The company'

1,4-Dihydroxyanthraquinone

Cas:81-64-1

Min.Order:1 Metric Ton

Negotiable

Type:Trading Company

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Chemwill Asia Co., Ltd.

1,4-Dihydroxyanthraquinone Manufacturer Factory CAS 81-64-1 Quinizarin 1,4-Dihydroxyanthraquinone Manufacturer High quality Best price In stock factory CAS 81-64-1 1,4-Dihydroxyanthraquinone COA TDS price MSDS highly quality and immedaite d

1,4-Dihydroxyanthraquinone Manufacturer Factory CAS 81-64-1 Quinizarin

Cas:81-64-1

Min.Order:5 Kiloliter

FOB Price: $3.5 / 5.0

Type:Manufacturers

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com/pro01en/id/1547.html Product Name 1,4-Dihydroxyanthraquinone CAS No. 81-64-1/1

1,4-Dihydroxyanthraquinone

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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PUYANG WANQUAN CHEMICAL CO.,LTD.

good factory price and dood quality Application for the manufacture of vat dyes, disperse dyes and reactive dyes intermediate use transparent orange 2 g mainly for oil coloring. Can also be used for various plastics, resins and their products co

1,4-Dihydroxyanthraquinone

Cas:81-64-1

Min.Order:250 Kilogram

Negotiable

Type:Lab/Research institutions

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 1,4-Dihydroxyanthraquinone supplier in China

Cas:81-64-1

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance Deep Orange Powder Complies Purity 96.0%min 96

High purity Various Specifications 1,4-Dihydroxyanthraquinone CAS:81-64-1

Cas:81-64-1

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

High quality 1,4-Dihydroxyanthraquinone CAS 81-64-1 with factory price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Fee

High quality 1,4-Dihydroxyanthraquinone CAS 81-64-1 with factory price

Cas:81-64-1

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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EAST CHEMSOURCES LIMITED

1,4-dihydroxy anthraquinone CAS number: 81-64-1 Quality Index: Appearance: Deep orange powder Melting point: 190.0-193.0 °C Content: ≥98% Toluene insolubles: ≤1.5% Ash: ≤0

1,4-dihydroxy anthraquinone

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

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Kono Chem Co.,Ltd

1.Product Name: Quinizarine 2.CAS NO: 81-64-1 3.Purity: 99% and 96% 4.Appearance:White powder 5.HS Code: 2914699090 6.Application: 1) 1,4-Dihydroxyanthraquinone (crude product) is widely used in An

CAS:81-64-1 Solvent Orange 86

Cas:81-64-1

Min.Order:1 Kilogram

Negotiable

Type:Other

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Large Stock 99.0% 1,4-Dihydroxyanthraquinone 81-64-1 Producer

Cas:81-64-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Solvent Orange 86

Cas:81-64-1

Min.Order:50 Kilogram

FOB Price: $1.8 / 2.4

Type:Manufacturers

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Hebei yanxi chemical co.,LTD.

Hebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car

1,4-Dihydroxyanthraquinone

Cas:81-64-1

Min.Order:1 Metric Ton

FOB Price: $1.0 / 2.0

Type:Trading Company

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Henan Tianfu Chemical Co., Ltd.

1,4-Dihydroxyanthraquinone Basic information Product Name: 1,4-Dihydroxyanthraquinone Synonyms: 1,4-dihydroxy-9,10-anthracenedione;1,4-DIHYDROXYANTHRAQUINONE;1,4 DIHYROXY AQ;DSD ACID;CI NO 58050;CI 58050;

1,4-Dihydroxyanthraquinone-

Cas:81-64-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c

1,4-Dihydroxyanthraquinone CAS:81-64-1

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $5.0 / 10.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 81-64-1 with best quality

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product name:1,4-Dihydroxyanthraquinone(crude product) Byname: quinizarin CAS No.: 81-64-1 Molecular formula: C14H8O4 Molecular weight: 240.22 Appearance:Deep red powder Content:≥96% Melting point:≥193°C Insoluble substanc

1,4-Dihydroxyanthraquinone(crude product)

Cas:81-64-1

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

1,4-Dihydroxyanthraquinone

Cas:81-64-1

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Brilliant orange powder Storage:R.T Package:25kg/bag Application:Dye Intermediate Transportation:Express/Sea/Air Port:Any port in China

1,4-Dihydroxyanthraquinone cas 81-64-1

Cas:81-64-1

Min.Order:25 Kilogram

Negotiable

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:Orange Powder Storage:Store in sealed containers at cool & d

2018 hot sale 1,4-Dihydroxyanthraquinone/ Quinizarin with CAS 81-64-1

Cas:81-64-1

Min.Order:100 Gram

Negotiable

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

1,4-DIHYDROXYANTHRAQUINONE 81-64-1

Cas:81-64-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

1,4-Dihydroxyanthraquinone quinone compounds

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $40.0 / 60.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Beluga chemical professional supply High Quality Solvent Violet 13 CAS 81-64-1 Why choose Beluga chemical 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capa

High Quality Solvent Violet 13 CAS 81-64-1

Cas:81-64-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Dihydroxyanthraquinone

Cas:81-64-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,

High purity Quinizarine in stock CAS NO.81-64-1

Cas:81-64-1

Min.Order:10 Gram

Negotiable

Type:Trading Company

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Hebei Mojin Biotechnology Co.,Ltd

Product quality: Our company have high quality product , and also the product we have good manufacture . First of all, this product is of fine quality. Every finish should be checked by quality inspection system.And every one should be also tried

High Quality 1, 4-Dihydroxyanthraquinone CAS 81-64-1 Quinizarin

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $60.0 / 70.0

Type:Trading Company

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Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

1,4-DIHYDROXYANTHRAQUINONE

Cas:81-64-1

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

Type:Lab/Research institutions

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Guangdong Juda Chemical Industrial Co.,Limited

1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France etc. 3) OEM/ODM Available;

Solvent Orange 86 Dyestuff Intermediates Quinizarin CAS 81-64-1 Quinizarin

Cas:81-64-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Synthetic route

N-(p-tolyl)-1,4-dihydroxy-9,10-anthraquinone 9-imine
100073-85-6

N-(p-tolyl)-1,4-dihydroxy-9,10-anthraquinone 9-imine

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid at 20℃; for 1h;100%
9a-chloro-5,8-dihydroxy-1-trimethylsilyloxy-1,4,4a,9a-tetrahydro-9,10-anthraquinone

9a-chloro-5,8-dihydroxy-1-trimethylsilyloxy-1,4,4a,9a-tetrahydro-9,10-anthraquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With pyridine In chloroform for 48h; Ambient temperature;100%
9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione
17648-03-2

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With nitric acid; bentonite for 0.166667h; Product distribution; Further Variations:; Reagents; reaction times; types of irradiation; Oxidation; Irradiation;100%
With sodium hydroxide; oxygen
1,4-dimethoxyanthraquinone
6119-74-0

1,4-dimethoxyanthraquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With boron tribromide In dichloromethane at -78℃; for 0.166667h;100%
1,4-dibenzoyloxy-9,10-anthraquinone
33266-08-9

1,4-dibenzoyloxy-9,10-anthraquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With water; trifluoroacetic acid at 72℃; for 0.0833333h;99%
1,4-diacetoxy-9,10-anthraquinone
2289-36-3

1,4-diacetoxy-9,10-anthraquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With water; trifluoroacetic acid at 72℃; for 0.0833333h;96%
Multi-step reaction with 2 steps
1: 4 percent / alkali-metal alcoholate / 70 °C
2: 91 percent / conc. aq. HCl / ethanol / 1 h / Heating
View Scheme
Multi-step reaction with 2 steps
1: sodium isopropoxide / propan-2-ol / 0.5 h / 70 °C
2: 100 percent / conc. H2SO4 / 1 h / 20 °C
View Scheme
With lipase supported in poly(methylmethacrylate) beads; water In cyclohexane at 24.84℃; Enzymatic reaction;
phthalic anhydride
85-44-9

phthalic anhydride

4-chloro-phenol
106-48-9

4-chloro-phenol

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid; boric acid at 190 - 225℃; for 5h;94%
With fuming sulphuric acid; boric acid at 25℃; for 11h; Temperature; Solvent; Concentration; Reagent/catalyst;90%
With sulfuric acid; boric acid at 200℃; for 3.5h;85%
9,10-di(p-tolylamino)-1,4-anthraquinone
98771-41-6

9,10-di(p-tolylamino)-1,4-anthraquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With hydrogenchloride In ethanol for 1h; Heating;91%
anthracene-1,4,9,10-tetraone
1709-63-3

anthracene-1,4,9,10-tetraone

ethylenediamine
107-15-3

ethylenediamine

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

6-hydroxy-1,2,3,4-tetrahydronaphtho<2,3-f>quinoxaline-7,12-dione
20269-39-0

6-hydroxy-1,2,3,4-tetrahydronaphtho<2,3-f>quinoxaline-7,12-dione

Conditions
ConditionsYield
In pyridine Ambient temperature;A 1.2%
B 90.7%
In pyridine at 30℃; for 6h;A 1.2%
B 90.7%
anthracene-1,4,9,10-tetraone
1709-63-3

anthracene-1,4,9,10-tetraone

2-acetoxy-1,3-butadiene
24454-89-5

2-acetoxy-1,3-butadiene

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

2-acetoxy-1,4,4a,12a-tetrahydronaphthacene-5,6,11,12-tetrone
63229-39-0

2-acetoxy-1,4,4a,12a-tetrahydronaphthacene-5,6,11,12-tetrone

C

Acetic acid 9,10,11,14-tetraoxo-1,4,9,10-tetrahydro-4a,9a-[2]buteno-anthracen-2-yl ester

Acetic acid 9,10,11,14-tetraoxo-1,4,9,10-tetrahydro-4a,9a-[2]buteno-anthracen-2-yl ester

Conditions
ConditionsYield
In benzene at 55℃; for 96h;A n/a
B 83%
C n/a
In benzene at 55℃; for 96h; Title compound not separated from byproducts;
5,8-Dihydroxy-1,4-naphthoquinone
475-38-7

5,8-Dihydroxy-1,4-naphthoquinone

crotonaldehyde
123-73-9

crotonaldehyde

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With benzoic acid; L-proline In toluene at 50℃; for 5h; Inert atmosphere; Enzymatic reaction;82%
1-hydroxyanthraquinone
129-43-1

1-hydroxyanthraquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid; boric acid for 5h; Irradiation;81%
With air; sulfuric acid Product distribution; Mechanism; Irradiation; without air (argon);
9,10-phenanthrenequinone
84-65-1

9,10-phenanthrenequinone

A

2-hydroxy-9,10-anthraquinone
605-32-3

2-hydroxy-9,10-anthraquinone

B

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid; boric acid for 5h; Product distribution; Mechanism; Irradiation; other time;A n/a
B 81%
phthalic anhydride
85-44-9

phthalic anhydride

hydroquinone
123-31-9

hydroquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With aluminium trichloride; sodium chloride at 165℃; for 4h; Fridel-Crafts acylation;80%
With sulfuric acid; boric acid at 200℃; for 3.5h;55%
With aluminum (III) chloride; sodium chloride at 165 - 170℃; for 0.75h; Friedel-Crafts Acylation;44%
1-hydroxy-4-fluoro-anthracene-9,10-dione

1-hydroxy-4-fluoro-anthracene-9,10-dione

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sodium trimethylsilanolate In tetrahydrofuran Substitution; stirring f the mixture at room temperature under a nitrogen atmosphere for 18 h;80%
1,4-difluoroanthracene-9,10-dione
28736-42-7

1,4-difluoroanthracene-9,10-dione

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With methyl propargyl alcohol; potassium tert-butylate In dimethyl sulfoxide at 125℃; for 0.0333333h; microwave irradiation;78%
Multi-step reaction with 2 steps
1: 90 percent / NaOSi(CH3)3 / tetrahydrofuran / stirring f the mixture at room temperature under a nitrogen atmosphere for 18 h
2: 80 percent / NaOSi(CH3)3 / tetrahydrofuran / stirring f the mixture at room temperature under a nitrogen atmosphere for 18 h
View Scheme
Phthaloyl dichloride
88-95-9

Phthaloyl dichloride

1,4-dimethoxybezene
150-78-7

1,4-dimethoxybezene

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With aluminium trichloride In nitrobenzene at 80℃; for 0.5h;72%
2,3-dichloro-1,4-dihydroxyanthracene-9,10-dione
29525-00-6

2,3-dichloro-1,4-dihydroxyanthracene-9,10-dione

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
Stage #1: 2,3-dichloro-1,4-dihydroxyanthracene-9,10-dione With iron In acetic acid for 0.75h; Dehalogenation; reduction; Heating;
Stage #2: With oxygen In sodium hydroxide pH=8 - 9; Oxidation;
72%
9,10-phenanthrenequinone
84-65-1

9,10-phenanthrenequinone

A

2-hydroxy-9,10-anthraquinone
605-32-3

2-hydroxy-9,10-anthraquinone

B

1-hydroxyanthraquinone
129-43-1

1-hydroxyanthraquinone

C

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid at 25℃; Irradiation;A 70%
B n/a
C n/a
With sulfuric acid at 25℃; Irradiation; prolonged irradiation;A n/a
B 55%
C 6%
4-chloro-phenol
106-48-9

4-chloro-phenol

benzene-1,2-dicarboxylic acid
88-99-3

benzene-1,2-dicarboxylic acid

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid; boric acid at 230℃; for 0.166667h; Product distribution; Further Variations:; Temperatures; Reagents; reaction times; microwave powers; microwave irradiation;68.3%
hydroquinone
123-31-9

hydroquinone

Phthaloyl dichloride
88-95-9

Phthaloyl dichloride

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With aluminium trichloride In nitrobenzene at 100℃; for 0.5h;65%
With aluminium trichloride; C6H4NO2 at 165℃; for 4h; Fridel-Crafts acylation;
3-(phenylsulfanyl)isobenzofuran-1(3H)-one
51287-54-8

3-(phenylsulfanyl)isobenzofuran-1(3H)-one

p-benzoquinone
106-51-4

p-benzoquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
Stage #1: 3-(phenylsulfanyl)isobenzofuran-1(3H)-one With lithium tert-butoxide In tetrahydrofuran at -60℃; for 0.416667h;
Stage #2: p-benzoquinone In tetrahydrofuran at -60 - 20℃; Hauser annulation; Further stages.;
56%
1-nitroanthraquinone
82-34-8

1-nitroanthraquinone

A

1-hydroxyanthraquinone
129-43-1

1-hydroxyanthraquinone

B

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

C

1,2-dihydroxy-9,10-anthracenedione
72-48-0

1,2-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
With potassium hydroxide; Cumene hydroperoxide In dimethyl sulfoxide at 15 - 25℃; for 10h;A 55%
B 13%
C 32%
With Cumene hydroperoxide; potassium tert-butylate In N,N,N,N,N,N-hexamethylphosphoric triamide at 15 - 20℃; for 3h;A 45%
B 8%
C 35%
3-oxo-1,3-dihydroisobenzofuran-1-carbonitrile
27613-27-0

3-oxo-1,3-dihydroisobenzofuran-1-carbonitrile

p-benzoquinone
106-51-4

p-benzoquinone

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Conditions
ConditionsYield
Stage #1: 3-oxo-1,3-dihydroisobenzofuran-1-carbonitrile With lithium tert-butoxide In tetrahydrofuran at -60℃; for 0.416667h;
Stage #2: p-benzoquinone In tetrahydrofuran at -60 - 20℃; Hauser annulation; Further stages.;
52%
methanol
67-56-1

methanol

2,10-hydroxy-9-chloro-1,4-anthraquinone
41099-45-0

2,10-hydroxy-9-chloro-1,4-anthraquinone

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

1-hydroxy-4-methoxyanthracene-9,10-dione
7336-64-3

1-hydroxy-4-methoxyanthracene-9,10-dione

Conditions
ConditionsYield
With perchloric acid for 12h; Heating;A 36%
B 49%
leuco-1,4-dihydroxyanthraquinone
38399-72-3

leuco-1,4-dihydroxyanthraquinone

2,3-isopropylidene-glyceraldehyde
15186-48-8

2,3-isopropylidene-glyceraldehyde

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

dihydroxy-1,4 (hydroxy-3 propyl)-2 anthraquinone-9,10
128885-71-2

dihydroxy-1,4 (hydroxy-3 propyl)-2 anthraquinone-9,10

C

(-)-(S)<(dimethyl-2,2 dioxolanne-1,3 yl-4) methyl>-2 dihydroxy-1,4 anthraquinone-9,10
111301-39-4

(-)-(S)<(dimethyl-2,2 dioxolanne-1,3 yl-4) methyl>-2 dihydroxy-1,4 anthraquinone-9,10

D

<(dimethyl-2,2 dioxolanne-1,3 yl-4) hydroxymethyl>-2 dihydroxy-1,4 anthraquinone-9,10
111301-40-7, 111331-26-1

<(dimethyl-2,2 dioxolanne-1,3 yl-4) hydroxymethyl>-2 dihydroxy-1,4 anthraquinone-9,10

Conditions
ConditionsYield
With potassium hydroxide; sodium hydrogensulfite Product distribution; 1.) MeOH, 15 min, 20 deg C, 2.) MeOH, 12 h, 20 deg C, further temperatures;A 33%
B 4%
C 22%
D 37%
1,4-bis(prop-2'-enyloxy)-9,10-anthraquinone
79207-97-9

1,4-bis(prop-2'-enyloxy)-9,10-anthraquinone

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

1,4-dihydroxy-2-(prop-2'-enyl)-9,10-anthraquinone
79208-09-6

1,4-dihydroxy-2-(prop-2'-enyl)-9,10-anthraquinone

C

2,3-diallyl-1,4-dihydroxyanthraquinone
79208-01-8

2,3-diallyl-1,4-dihydroxyanthraquinone

D

1-hydroxy-4-propanoyl-2-(prop-2'-enyl)anthraquinone
79208-08-5

1-hydroxy-4-propanoyl-2-(prop-2'-enyl)anthraquinone

Conditions
ConditionsYield
In 1,2-dichloro-benzene for 25h; Heating;A 5%
B 32%
C 14%
D 18%
5,8-diacetoxy-1,4-naphthoquinone
14569-45-0

5,8-diacetoxy-1,4-naphthoquinone

(E,E)-1-(N,N-dimethylamino)-4-nitro-1,3-butadiene
108030-46-2

(E,E)-1-(N,N-dimethylamino)-4-nitro-1,3-butadiene

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

5-nitro-1,4-dihydroxy-9,10-anthracenedione
27573-16-6

5-nitro-1,4-dihydroxy-9,10-anthracenedione

C

Acetic acid 4-hydroxy-5-nitro-9,10-dioxo-9,10-dihydro-anthracen-1-yl ester
117554-15-1

Acetic acid 4-hydroxy-5-nitro-9,10-dioxo-9,10-dihydro-anthracen-1-yl ester

D

Acetic acid 4-hydroxy-8-nitro-9,10-dioxo-9,10-dihydro-anthracen-1-yl ester
117554-14-0

Acetic acid 4-hydroxy-8-nitro-9,10-dioxo-9,10-dihydro-anthracen-1-yl ester

Conditions
ConditionsYield
In xylene for 24h; Ambient temperature;A 4.2%
B 30.2%
C n/a
D n/a
In xylene for 24h; Ambient temperature; Title compound not separated from byproducts;A 4.2%
B 30.2%
C n/a
D n/a
(E,E)-1-(N,N-dimethylamino)-4-nitro-1,3-butadiene
108030-46-2

(E,E)-1-(N,N-dimethylamino)-4-nitro-1,3-butadiene

5,8-Dihydroxy-1,4-naphthoquinone
475-38-7

5,8-Dihydroxy-1,4-naphthoquinone

A

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

B

5-nitro-1,4-dihydroxy-9,10-anthracenedione
27573-16-6

5-nitro-1,4-dihydroxy-9,10-anthracenedione

C

2-(dimethylamino)-5,8-dihydroxynaphthalene-1,4-dione
117554-13-9

2-(dimethylamino)-5,8-dihydroxynaphthalene-1,4-dione

Conditions
ConditionsYield
In xylene for 12h; Ambient temperature;A 9.2%
B 14.1%
C 24.9%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

allyl bromide
106-95-6

allyl bromide

1,4-bis(prop-2'-enyloxy)-9,10-anthraquinone
79207-97-9

1,4-bis(prop-2'-enyloxy)-9,10-anthraquinone

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 55℃; for 16h;100%
With potassium carbonate In acetone for 48h; Reflux;89%
With tetraethylammonium bromide; potassium carbonate; sodium hydroxide at 85℃; for 0.5h; Microwave irradiation; Sealed tube;85%
With potassium carbonate In acetone Heating;81%
With potassium carbonate In acetone Reflux;
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

dimethyl sulfate
77-78-1

dimethyl sulfate

1,4-dimethoxyanthraquinone
6119-74-0

1,4-dimethoxyanthraquinone

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran for 480h; Ambient temperature;99%
With potassium carbonate In acetone for 4h; Reflux;96%
With potassium carbonate In acetone for 72h; Heating;95%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

ethylenediamine
107-15-3

ethylenediamine

6-hydroxy-1,2,3,4-tetrahydronaphtho[2,3-f]-quinoxaline-7,12-dione
15077-66-4

6-hydroxy-1,2,3,4-tetrahydronaphtho[2,3-f]-quinoxaline-7,12-dione

Conditions
ConditionsYield
With [bmim]PF6; copper dichloride at 20℃; for 2h; Product distribution; Further Variations:; Reagents;99%
decacarbonyldirhenium(0)
14285-68-8

decacarbonyldirhenium(0)

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Uvitex OB
7128-64-5

Uvitex OB

[(Re(CO)3)4(2,5-bis(5-tert-butyl-2-benzoxazolyl)thiophene)2(1,4-dihydroxy-9,10-anthraquinone(-2H))2]
918153-35-2

[(Re(CO)3)4(2,5-bis(5-tert-butyl-2-benzoxazolyl)thiophene)2(1,4-dihydroxy-9,10-anthraquinone(-2H))2]

Conditions
ConditionsYield
In 1,2,5-trimethyl-benzene under reflux;99%
3-bromo-4-methoxybenzylaldehyde
34841-06-0

3-bromo-4-methoxybenzylaldehyde

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

2-((3-bromo-4-methoxyphenyl)(hydroxy)methyl)-1,4-dihydroxyanthracene-9,10-dione

2-((3-bromo-4-methoxyphenyl)(hydroxy)methyl)-1,4-dihydroxyanthracene-9,10-dione

Conditions
ConditionsYield
Stage #1: 1,4-dihydroxy-9,10-anthracenedione With potassium hydroxide In methanol; water for 0.5h; Inert atmosphere; Cooling with ice;
Stage #2: 3-bromo-4-methoxybenzylaldehyde With sodium dithionite In methanol; water Time;
99%
Stage #1: 1,4-dihydroxy-9,10-anthracenedione With sodium dithionite; potassium hydroxide In methanol; water for 0.25h; Inert atmosphere; Cooling with ice;
Stage #2: 3-bromo-4-methoxybenzylaldehyde In methanol; water at 0℃; for 4h; Inert atmosphere;
Stage #3: With dihydrogen peroxide In water for 0.333333h;
76%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

1,4-anthraquinone
635-12-1

1,4-anthraquinone

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol for 24h; Heating;98%
With methanol; sodium tetrahydroborate at 0℃;98%
With sodium tetrahydroborate In methanol at 0℃; for 1h; Inert atmosphere;97%
2,3-Dichloroprop-1-ene
78-88-6

2,3-Dichloroprop-1-ene

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

1,4-Bis-(2-chloro-allyloxy)-anthraquinone
72183-81-4

1,4-Bis-(2-chloro-allyloxy)-anthraquinone

Conditions
ConditionsYield
With potassium carbonate; potassium iodide In acetone for 344h; Heating;98%
With potassium carbonate In N,N-dimethyl-formamide at 70℃;
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

ethylenediamine
107-15-3

ethylenediamine

6-hydroxy-1,2,3,4-tetrahydronaphtho<2,3-f>quinoxaline-7,12-dione
20269-39-0

6-hydroxy-1,2,3,4-tetrahydronaphtho<2,3-f>quinoxaline-7,12-dione

Conditions
ConditionsYield
copper dichloride In pyridine at 30℃; for 24h; Product distribution; Mechanism; further copper chloride catalyst, effect of oxygen without catalyst, further amine;98%
With copper dichloride In pyridine at 30℃; for 6h; Product distribution; other diamines, also in the absence of a copper salts;98%
copper dichloride In pyridine at 30℃; for 24h;98%
With oxygen; copper dichloride In pyridine at 30℃; for 6h;98%
With copper dichloride Ambient temperature;33%
leucoquinizarin
476-60-8

leucoquinizarin

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

N-acetyl-p-phenylenediamine
122-80-5

N-acetyl-p-phenylenediamine

C22H16N2O4

C22H16N2O4

Conditions
ConditionsYield
Stage #1: N-acetyl-p-phenylenediamine With hydrogenchloride In water at 40 - 50℃; for 0.5h;
Stage #2: leucoquinizarin; 1,4-dihydroxy-9,10-anthracenedione In water at 85 - 90℃; Solvent; Temperature;
97.13%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

p-toluidine
106-49-0

p-toluidine

D and C green 6
128-80-3

D and C green 6

Conditions
ConditionsYield
With leucoquinizarin; boric acid; sodium hydrogensulfite In ethanol; benzene at 62 - 66℃; for 12h; Temperature; Solvent;97%
With 1-butyl-3-ethyl-1H-imidazolium tetrafluoroborate at 85 - 125℃; Reagent/catalyst; Temperature; Green chemistry; Large scale;95.9%
With boric acid; calcium carbonate; tin(ll) chloride at 110 - 130℃;
trifluoromethane sulfonyl chloride
421-83-0

trifluoromethane sulfonyl chloride

1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

1,4-Bis-(trifluoromethanesulfonyloxy)-9,10-anthracenedione
96701-08-5

1,4-Bis-(trifluoromethanesulfonyloxy)-9,10-anthracenedione

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; 0,2,4-dichlorophenyl-0-methylisopropylamidothiophosphate In dichloromethane at 5 - 10℃; for 0.5h;97%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

allyl bromide
106-95-6

allyl bromide

10-[1-(prop-2-enyl)]-1,4,10-trihydroxy-9(10H)-anthracenone

10-[1-(prop-2-enyl)]-1,4,10-trihydroxy-9(10H)-anthracenone

Conditions
ConditionsYield
With indium; water In tetrahydrofuran; methanol at 30℃; Barbier allylation;97%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

propyl bromide
106-94-5

propyl bromide

1,4-dipropoxy-9,10-anthraquinone
847901-15-9

1,4-dipropoxy-9,10-anthraquinone

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 6h; Heating;97%
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 6h; Williamson Ether Synthesis; Inert atmosphere;89%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

leuco-1,4-dihydroxyanthraquinone
38399-72-3

leuco-1,4-dihydroxyanthraquinone

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

C20H14N2O3

C20H14N2O3

Conditions
ConditionsYield
With boric acid In butan-1-ol for 16h; Reagent/catalyst; Reflux;97%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione
17648-03-2

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione

Conditions
ConditionsYield
Stage #1: 1,4-dihydroxy-9,10-anthracenedione With sodium carbonate In water at 85℃; Inert atmosphere;
Stage #2: With sodium dithionite In water Inert atmosphere;
96.1%
With sodium disulfite; potassium carbonate Hydrogenation;93%
With acetic acid; aluminium; indium(III) chloride In ethanol; water at 90℃; for 11h;78%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

silver nitrate

silver nitrate

C14H6(O)2(OAg)2
620591-70-0

C14H6(O)2(OAg)2

Conditions
ConditionsYield
With triethylamine In ethanol; triethylamine; acetonitrile byproducts: NEt3*HNO3; a soln. of quinone in Et3N and EtOH were added dropwise under N2 to a soln. of AgNO3 in MeCN-EtOH in the dark at 25°C, the mixt. was stirred for 2 h; filtd., ppt. was washed with cold EtOH, filtrate evapd. under vac.; elem. anal.;96%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

propargyl bromide
106-96-7

propargyl bromide

1,4-bis(prop-2-ynyloxy)anthracene-9,10-dione
1045-75-6

1,4-bis(prop-2-ynyloxy)anthracene-9,10-dione

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 24h;96%
With potassium carbonate In acetone for 120h; Schlenk technique; Reflux;23%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

leuco-1,4-dihydroxyanthraquinone

leuco-1,4-dihydroxyanthraquinone

Conditions
ConditionsYield
Stage #1: 1,4-dihydroxy-9,10-anthracenedione With sodium hydroxide In water at 70 - 75℃; for 0.5h;
Stage #2: With thiourea In water at 88℃; for 2h; Reagent/catalyst;
96%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

N-butylamine
109-73-9

N-butylamine

solvent blue 35
17354-14-2

solvent blue 35

Conditions
ConditionsYield
With acetic acid; sodium sulfate In ethanol for 4h; Reflux;95.3%
With sodium dithionite; ethanol
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

methylamine
74-89-5

methylamine

disperse blue 14
2475-44-7

disperse blue 14

Conditions
ConditionsYield
With 1-methyl-1H-imidazole; tetrafluoroboric acid; bromobutyric acid In methanol at 50 - 55℃; Temperature; Large scale;95.1%
With ethanol; sodium carbonate; copper(II) sulfate at 140℃;
With sodium hydroxide; copper(II) sulfate at 140℃;
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

Trimethylenediamine
109-76-2

Trimethylenediamine

2-(3'-aminopropylamino)-1,4-dihydroxyanthraquinone

2-(3'-aminopropylamino)-1,4-dihydroxyanthraquinone

Conditions
ConditionsYield
copper dichloride In pyridine at 30℃; for 24h;95%
With oxygen; copper dichloride In pyridine at 30℃; for 6h;95%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

malononitrile
109-77-3

malononitrile

2-amino-3-cyano-5-hydroxyanthra<1,2-b>furan-6,11-dione
86092-18-4

2-amino-3-cyano-5-hydroxyanthra<1,2-b>furan-6,11-dione

Conditions
ConditionsYield
With triethylamine In dimethyl sulfoxide Ambient temperature;95%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

methyl iodide
74-88-4

methyl iodide

1,4-dimethoxyanthraquinone
6119-74-0

1,4-dimethoxyanthraquinone

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 40℃;95%
With aluminum oxide; potassium fluoride In dimethyl sulfoxide at 35℃; for 10h;58.5%
With potassium carbonate In acetone Reflux;31.5%
1,4-dihydroxy-9,10-anthracenedione
81-64-1

1,4-dihydroxy-9,10-anthracenedione

1,4-dimethoxyanthracene
13076-29-4

1,4-dimethoxyanthracene

Conditions
ConditionsYield
With hydrogenchloride; sodium borohydrid In methanol95%
Multi-step reaction with 3 steps
1: 83 percent / K2CO3 / 1,2-dichloro-benzene / 1 h / Heating
2: 100 percent / NaBH4 / methanol; tetrahydrofuran / 0.5 h / 0 °C
3: 40 percent / HCl / tetrahydrofuran / 2 h / 40 °C
View Scheme
Multi-step reaction with 2 steps
1: K2CO3 / acetone
2: 62 percent / Zn; glacial acetic acid / 15 h / Heating
View Scheme
Multi-step reaction with 2 steps
1: potassium hydroxide / tetrahydrofuran / 24 h / Reflux
2: zinc; acetic acid / 96 h / Reflux
View Scheme
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