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Zhengzhou Yuanli Biological Technology Co., Ltd.

Product Name:Aloe emodin CAS No.:481-72-1 MF:C15H10O5 MW:270.24 EINECS No.:207-571-7 Assay : 95% Advantages:Good quality, favorable price, factory sales directly. Zhengzhou Yuanli is the company with the most advanced technology and ability of

95% Aloe emodin

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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hangzhou verychem science and technology co.ltd

Hangzhou Verychem Science And Technology Co. Ltd. was set up in year 2004, it’s a young but fast growing company. In the twelve years history, it invested two pharmaceutical raw material production plants, one researching company, and several

Aloe emodin

Cas:481-72-1

Min.Order:0 Metric Ton

FOB Price: $30.0

Type:Lab/Research institutions

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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 services. DayangChem can provide different quantities of custom synthesis ch

Aloe-emodin Manufacturer/High quality/Best price/In stock

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay 98%min ----------------------------------------------------------------------------------------------

High purity Various Specifications aloe-emodine CAS:481-72-1

Cas:481-72-1

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Manufacturers

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Kono Chem Co.,Ltd

Product Name: Aloe Vera Extract Product source: Aloe Part of the Plant Used: Leaf Active Ingredient: barbaloin Specification: 10%-98% Aloin by HPLC Appearance: light yellow powder Molecular Formula: C20H20O8 Molecular Weight: 418.40

Aloe-emodin Aloe vera extract with Bsst Price

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $110.0 / 130.0

Type:Other

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Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ

Aloe FD powder

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $240.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for Aloe emodin Cas 481-72-1 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Yellow-brown powder Storage:Store in 2-8℃ Package:1kg/foil bag;25kg/drum A

High quality Aloe emodin Cas 481-72-1 with best price

Cas:481-72-1

Min.Order:10 Kilogram

FOB Price: $170.0 / 179.0

Type:Trading Company

inquiry

Xi'an Quanao Biotech Co., Ltd.

Come From Nature / Building Healthy Life Beauty In Your Face / Nourishment Your Taste Bud. Professional Factory: We has a complete production and operating system, with an annual output capacity of 2000 tons. It can produce variety of con

Natural Aloe vera extract/Aloe extract Aloe-emodin 90% for Loss weight

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $128.0 / 174.0

Type:Manufacturers

inquiry

Hefei TNJ chemical industry co.,ltd

1, Full experience of large numbers containers loading in main Chinese seaports 2, Packing with pallet as buyer's special request 3, Best service after shipment with e-mail 4, Cargoes together with container sales service available 5, R

Aloeemodin

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

The company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Sealed, dr

Aloe EModin

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

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

High Quality 99% 481-72-1 Aloe emodin Manufacturer

Cas:481-72-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Xi`an Eastling Biotech Co., Ltd.

481-72-1 - Physico-chemical Properties Molecular Formula C15H10O5 Molar Mass 270.24 Density 1.3280 (rough estimate) Melting Point 223-224°C Boling Point 373.35°C (rough estimate)

Top Quality Natural Aloe emodin

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $35.0 / 49.0

Type:Lab/Research institutions

inquiry

Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality Aloe emodin

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

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

Aloe-emodin

Cas:481-72-1

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

Aloe-emodin

Cas:481-72-1

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

Factory Supply Aloe emodin 95% CAS 481-72-1

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Trading Company

inquiry

Ality Chemical Corporation

Aloe emodin Basic information Physical and Chemical Properties Rhubarb Product Name: Aloe emodin Synonyms: 3-HydroxyMethylchrysazine;1H-Indazole-3-carboxylic acid,4,5,6,7-tetrahydro-, ethyl ester;Aloe-eModol;NSC 38628;Diacerein IMpurity B;Aloe-

Factory Supply Aloe-emodin

Cas:481-72-1

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Henan Tianfu Chemical Co., Ltd.

Aloe emodin Basic information Physical and Chemical Properties Rhubarb Product Name: Aloe emodin Synonyms: 1,8-dihydroxy-3-(hydroxymethyl)-10-anthracenedione;1,8-dihydroxy-

TIANFU-CHEM CAS:481-72-1 Aloe emodin

Cas:481-72-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Density: 1.3280 (rough estimate) Melting point: 223-224 ° C Boiling point: 373.35 ° C (rough estimate) Flash point: 311.9 ° C Steam pressure: 8.9E-14mmHg at 25 ° C Solubility: Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly

Aloe emodin 481-72-1

Cas:481-72-1

Min.Order:5 Kilogram

FOB Price: $20.0 / 80.0

Type:Trading Company

inquiry

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

New production CAS 481-72-1 with best quality

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Light to dark orange powder, almost odourless Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Any port in china

Aloe-emodine 95% in stock

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

HANWAYS CHEMPHARM CO.,LIMITED

Hanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hubei Pr

Supply Natural Aloe Extract 80% 95% 98% Aloe-Emodin for Hydration

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $200.0 / 400.0

Type:Trading Company

inquiry

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

Aloe-emodin 481-72-1

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

High Quality Pure Aloe emodin / 3-HydroxyMethylchrysazine / NSC 38628

Cas:481-72-1

Min.Order:10 Gram

FOB Price: $3.5

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: Aloe emodin MF: C15H10O5 MW: 270.24 EINECS: 207-571-7 Aloe emodin Structure Aloe emodin Chemical Properties Melting point 223-224°C Boiling point 373.35°C (rough estimate) density 1.3280 (rough estimate

Aloe emodin

Cas:481-72-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:ORANGE POWDER Storage:Refer to COA / MSDS Packa

Aloe emodin EXTRACT POWDER 481-72-1 CAS FACTORY

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Leader Biochemical Group

About Product Details Items Specifications Test Results Appearance White to white crystalline powde

China factory Supply High Quality Aloe emodin CAS 481-72-1

Cas:481-72-1

Min.Order:1 Gram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

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 pres

Natural Aloe Vera Extract Aloe Emodin 95% Aloe-Emodin powder for Anticancer CAS 481-72-1

Cas:481-72-1

Min.Order:1 Kilogram

FOB Price: $160.0 / 200.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Aloe emodin CAS:481-72-1 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates,

Aloe emodin CAS:481-72-1

Cas:481-72-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

Aloe emodin

Cas:481-72-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracen-3-yl)methyl acetate
65615-58-9

(1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracen-3-yl)methyl acetate

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With potassium hydroxide In ethanol for 0.166667h; Heating;100%
With sodium hydroxide for 24h; Ambient temperature;94%
Aloe-emodin 1-O-beta-D-glucopyranoside

Aloe-emodin 1-O-beta-D-glucopyranoside

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With acetate buffer; β-glucosidase In water at 37℃; for 16h; pH=5.0;95%
Enzymatic reaction;
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Stage #1: aloin With hydrogenchloride In water at 20 - 80℃; for 1.41667h;
Stage #2: With oxygen; copper(l) chloride In water at 90℃; for 7h; Product distribution / selectivity;
92%
With oxygen; nitric acid In ethylene glycol at 120℃; for 6.33333h; Product distribution / selectivity;75%
With oxygen; nitric acid In ethylene glycol at 120℃; for 0.333333 - 6.33333h; Conversion of starting material;
With oxygen; nitric acid In ethylene glycol at 105℃; under 1125.11 Torr; for 5.25h; Product distribution / selectivity;
citreorosein
481-73-2

citreorosein

A

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

B

(R)-3,8,9,10-tetrahydroxy-6-(hydroxymethyl)-3,4-dihydroanthracen-1(2H)-one

(R)-3,8,9,10-tetrahydroxy-6-(hydroxymethyl)-3,4-dihydroanthracen-1(2H)-one

Conditions
ConditionsYield
With glucose dehydrogenase; sodium dithionite; β-D-glucose; Talaromyces islandicus anthrol reductase; nicotinamide adenine dinucleotide phosphate In aq. phosphate buffer; dimethyl sulfoxide for 14h; pH=7; Inert atmosphere; Enzymatic reaction; stereoselective reaction;A 10%
B 79%
With glucose dehydrogenase; sodium dithionite; β-D-glucose; polyhydroxyanthracene reductase from Cochliobolus lunatus; NADPH In aq. phosphate buffer; dimethyl sulfoxide for 24h; Solvent; Inert atmosphere; Enzymatic reaction;A 8%
B 74%
(10S)-1,8-dihydroxy-3-(hydroxymethyl)-10-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-10H-anthracen-9-one
1415-73-2, 28371-16-6, 73649-93-1

(10S)-1,8-dihydroxy-3-(hydroxymethyl)-10-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-10H-anthracen-9-one

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With iron(III) chloride In water74%
Chrysophanol
481-74-3

Chrysophanol

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Stage #1: Chrysophanol With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane for 6h; Heating;
Stage #2: With water; calcium carbonate In 1,4-dioxane at 120℃; for 7h;
71%
Multi-step reaction with 2 steps
1: NBS; (PhCO2)2 / CCl4 / 6 h / Heating
2: 756 mg / H2O; CaCO3 / dioxane / 7 h / 120 °C
View Scheme
Rhein methyl ester
6155-37-9

Rhein methyl ester

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 2h; Reflux;65%
(R)-3,8,9,10-tetrahydroxy-6-(hydroxymethyl)-3,4-dihydroanthracen-1(2H)-one

(R)-3,8,9,10-tetrahydroxy-6-(hydroxymethyl)-3,4-dihydroanthracen-1(2H)-one

A

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

B

(−)-flavoskyrin C

(−)-flavoskyrin C

Conditions
ConditionsYield
With oxygen In aq. phosphate buffer; acetonitrile at 10℃; pH=6;A 18%
B 58%
(R)-3,8,9,10-tetrahydroxy-6-(hydroxymethyl)-3,4-dihydroanthracen-1(2H)-one

(R)-3,8,9,10-tetrahydroxy-6-(hydroxymethyl)-3,4-dihydroanthracen-1(2H)-one

A

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

B

(–)-flavoskyrin C

(–)-flavoskyrin C

Conditions
ConditionsYield
With lead(IV) tetraacetate; acetic acid at 0 - 20℃;A 23%
B 48%
1,8-dihydroxy-3-(pivaloyloxymethyl)-9,10-antraquinone
439290-04-7

1,8-dihydroxy-3-(pivaloyloxymethyl)-9,10-antraquinone

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With potassium tert-butylate; water In tetrahydrofuran; diethyl ether; dichloromethane at 20℃; for 12h;39%
triacetyl aloe-emodin
25395-11-3

triacetyl aloe-emodin

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With sulfuric acid
1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
6247-99-0

1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With sodium hydroxide
5-hydroxynaphtho-1,4-quinone
481-39-0

5-hydroxynaphtho-1,4-quinone

1,1-bis(trimethylsilyloxy)-3-trimethylsilyloxymethyl-1,3-butadiene
155787-92-1

1,1-bis(trimethylsilyloxy)-3-trimethylsilyloxymethyl-1,3-butadiene

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With hydrogenchloride 1.) toluene, 80-100 deg C, 12 h; 2.) MeOH, rt., 10 h; Yield given. Multistep reaction;
4-Bromo-3-carboxy-1,8-dimethoxy-9,10-anthraquinone
72049-23-1

4-Bromo-3-carboxy-1,8-dimethoxy-9,10-anthraquinone

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With sodium methylate In methanol at 140 - 150℃; for 6h;
water
7732-18-5

water

iron(III) chloride
7705-08-0

iron(III) chloride

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
1415-73-2, 28371-16-6, 73649-93-1

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

sulfuric acid
7664-93-9

sulfuric acid

water
7732-18-5

water

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
1415-73-2, 28371-16-6, 73649-93-1

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

potassium peroxo disulfate

potassium peroxo disulfate

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

water
7732-18-5

water

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
1415-73-2, 28371-16-6, 73649-93-1

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

sodium peroxide

sodium peroxide

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

hydrogenchloride
7647-01-0

hydrogenchloride

ethanol
64-17-5

ethanol

water
7732-18-5

water

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
1415-73-2, 28371-16-6, 73649-93-1

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

A

D-Arabinose
10323-20-3

D-Arabinose

B

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

sulfuric acid
7664-93-9

sulfuric acid

water
7732-18-5

water

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
1415-73-2, 28371-16-6, 73649-93-1

10-glucopyranosyl-1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

potassium dichromate

potassium dichromate

A

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

B

4,5-dihydroxy-9,10-dihydro-anthracene-2-carboxylic acid

4,5-dihydroxy-9,10-dihydro-anthracene-2-carboxylic acid

4.5-dihydroxy-9.10-dioxo-9.10-dihydro-anthracene-carbaldehyde-(2)

4.5-dihydroxy-9.10-dioxo-9.10-dihydro-anthracene-carbaldehyde-(2)

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With ethanol; platinum; iron(II) chloride Hydrogenation;
barbaloin

barbaloin

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With sodium peroxide; water at 80 - 85℃;
With potassium hydroxide; air man ansaeuert die Fluessigkeit mit H2SO4 und der Loesung das Aloeemodin mit Benzol entzieht; die Benzolloesung schuettelt man mit waessr.Ammoniak und faellt aus der ammoniakalischen Loesung mit Salzsaeure das Aloeemodin aus;
With hydrogenchloride bei Siedetemperatur,dann bei Zimmertemperatur;
isobarbaloin

isobarbaloin

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With sodium peroxide; water at 80 - 85℃;
With hydrogenchloride bei Siedetemperatur,dann bei Zimmertemperatur;
With sodium peroxide; water bei Siedetemperatur,dann bei Zimmertemperatur;
ethanol
64-17-5

ethanol

4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carbaldehyde
154658-30-7

4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carbaldehyde

platinum

platinum

FeCl2

FeCl2

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Hydrogenation;
1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone
6247-99-0

1,8-dihydroxy-3-(hydroxymethyl)-9(10H)-anthracenone

aqueous KOH

aqueous KOH

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Leiten von Luft;
2-bromomethyl-9,10-dihydro-4,5-dihydroxy-9,10-dioxoanthracene
72036-12-5

2-bromomethyl-9,10-dihydro-4,5-dihydroxy-9,10-dioxoanthracene

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
With water; calcium carbonate In 1,4-dioxane at 120℃; for 7h;756 mg
Multi-step reaction with 3 steps
1: 780 mg / H2 / 10percent Pd/C / methanol / 1 h / 3000.3 Torr
2: NBS; (PhCO2)2 / CCl4 / 6 h / Heating
3: 756 mg / H2O; CaCO3 / dioxane / 7 h / 120 °C
View Scheme
Multi-step reaction with 2 steps
1: acetic acid / 0.5 h / Heating
2: 100 percent / 2percent KOH / ethanol / 0.17 h / Heating
View Scheme
2,2-dimethyl-propionic acid 4-hydroxy-5-methoxy-9,10-dioxo-9,10-dihydro-anthracen-2-ylmethyl ester
439290-07-0

2,2-dimethyl-propionic acid 4-hydroxy-5-methoxy-9,10-dioxo-9,10-dihydro-anthracen-2-ylmethyl ester

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 84 percent / AlCl3 / CH2Cl2 / 20 °C
2: 39 percent / tBuOK; H2O / diethyl ether; CH2Cl2; tetrahydrofuran / 12 h / 20 °C
View Scheme
C11H24O3Si2

C11H24O3Si2

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: BuLi/i-Pr2NH / tetrahydrofuran / - 20 deg C, 30 min, then rt., 12 h
2: 2.) 5percent HCl / 1.) toluene, 80-100 deg C, 12 h; 2.) MeOH, rt., 10 h
View Scheme
1-methoxy-1,3-cyclohexadiene
2161-90-2

1-methoxy-1,3-cyclohexadiene

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 95 percent / Et3N / CH2Cl2 / 24 h / Ambient temperature
2: 99 percent / AlCl3 / CH2Cl2 / 24 h / Ambient temperature
3: 94 percent / 10percent aq. NaOH / 24 h / Ambient temperature
View Scheme
Ethyl 4-(acetyloxy)-6-chloro-5,8-dimethoxy-2-naphthalenecarboxylate
124010-11-3

Ethyl 4-(acetyloxy)-6-chloro-5,8-dimethoxy-2-naphthalenecarboxylate

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 78 percent / LiAlH4 / tetrahydrofuran / 24 h / Ambient temperature
2: 90 percent / Et3N, DMAP / CH2Cl2 / 5 h / Ambient temperature
3: 90 percent / cerium(IV) ammonium nitrate / acetonitrile; H2O / 3 h / Ambient temperature
4: 95 percent / Et3N / CH2Cl2 / 24 h / Ambient temperature
5: 99 percent / AlCl3 / CH2Cl2 / 24 h / Ambient temperature
6: 94 percent / 10percent aq. NaOH / 24 h / Ambient temperature
View Scheme
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

3-(chloromethyl)-1,8-dihydroxyanthracene-9,10-dione
75694-01-8

3-(chloromethyl)-1,8-dihydroxyanthracene-9,10-dione

Conditions
ConditionsYield
With thionyl chloride In dichloromethane; N,N-dimethyl-formamide for 3h; Heating;94%
With thionyl chloride In N,N-dimethyl-formamide at 20℃;90%
With thionyl chloride In N,N-dimethyl-formamide at 20℃; for 12h;90%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

1,8-dihydroxy-3-carboxy-anthraquinone
478-43-3

1,8-dihydroxy-3-carboxy-anthraquinone

Conditions
ConditionsYield
With oxygen at 120℃; for 14h; Green chemistry;93%
With sulfuric acid; sodium nitrite at 120℃; for 3h;85%
With water; pyridinium chlorochromate In N,N-dimethyl-formamide at 20℃; for 24h;62%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

sodium methansulfinate
20277-69-4

sodium methansulfinate

1,8-dihydroxy-3-((methylsulfonyl)methyl)anthracene-9,10-dione

1,8-dihydroxy-3-((methylsulfonyl)methyl)anthracene-9,10-dione

Conditions
ConditionsYield
With boron trifluoride diethyl etherate; acetic acid at 20℃;90%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

2-bromomethyl-9,10-dihydro-4,5-dihydroxy-9,10-dioxoanthracene
72036-12-5

2-bromomethyl-9,10-dihydro-4,5-dihydroxy-9,10-dioxoanthracene

Conditions
ConditionsYield
With HBr(aq.) In hydrogen bromide for 3h; Heating;89%
With carbon tetrabromide; triphenylphosphine In tetrahydrofuran at 20℃; for 2h;81.9%
With phosphorus tribromide In tetrachloromethane for 48h; Reflux;72.1%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

dimethyl sulfate
77-78-1

dimethyl sulfate

3-(hydroxymethyl)-1,8-dimethoxy-9,10-anthracenedione
50488-95-4

3-(hydroxymethyl)-1,8-dimethoxy-9,10-anthracenedione

Conditions
ConditionsYield
With potassium carbonate In acetone Reflux;85%
With potassium carbonate In acetone at 60℃; for 12h;78%
With potassium carbonate In acetone at 56℃; for 12h;78%
2-iodo-propane
75-30-9

2-iodo-propane

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

A

3-hydroxymethyl-1,8-diisopropoxyanthraquinone
355022-16-1

3-hydroxymethyl-1,8-diisopropoxyanthraquinone

B

3-isopropoxymethyl-1,8-diisopropoxyanthraquinone

3-isopropoxymethyl-1,8-diisopropoxyanthraquinone

Conditions
ConditionsYield
With caesium carbonate In acetone for 12h; Heating;A 82%
B 7%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

benzoyl chloride
98-88-4

benzoyl chloride

1,8-bis-benzoyloxy-3-benzoyloxymethyl-anthraquinone
69232-86-6

1,8-bis-benzoyloxy-3-benzoyloxymethyl-anthraquinone

Conditions
ConditionsYield
With potassium carbonate In acetone at 60℃; for 24h;78%
With pyridine
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

acetic anhydride
108-24-7

acetic anhydride

triacetyl aloe-emodin
25395-11-3

triacetyl aloe-emodin

Conditions
ConditionsYield
With pyridine at 50℃; for 24h;76%
With sodium acetate
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

benzyl chloride
100-44-7

benzyl chloride

1,8-dibenzyloxy-3-(hydroxymethyl)anthraquinone
1204745-87-8

1,8-dibenzyloxy-3-(hydroxymethyl)anthraquinone

Conditions
ConditionsYield
Stage #1: 1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione With potassium carbonate; tetrabutylammomium bromide; potassium iodide In N,N-dimethyl-formamide at 80℃; for 1h;
Stage #2: benzyl chloride In N,N-dimethyl-formamide at 50 - 80℃;
74%
Stage #1: 1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione With potassium carbonate; tetrabutylammomium bromide; potassium iodide In N,N-dimethyl-formamide at 60 - 80℃; for 1h;
Stage #2: benzyl chloride In N,N-dimethyl-formamide at 50 - 80℃; for 1.75 - 2h;
2-iodo-propane
75-30-9

2-iodo-propane

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

3-hydroxymethyl-1,8-diisopropoxyanthraquinone
355022-16-1

3-hydroxymethyl-1,8-diisopropoxyanthraquinone

Conditions
ConditionsYield
With caesium carbonate In acetone for 96h; Heating;72%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

C29H22O9S2
1425440-98-7

C29H22O9S2

Conditions
ConditionsYield
With potassium carbonate In acetone at 60℃; for 6h;70%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carbaldehyde
154658-30-7

4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carbaldehyde

Conditions
ConditionsYield
With pyridinium chlorochromate In dichloromethane at 20℃; for 6h;60%
With pyridinium chlorochromate In dichloromethane at 20℃; for 6h;60%
With pyridinium chlorochromate In acetone for 24h; Reflux;60.7%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

methyl halide

methyl halide

3-(hydroxymethyl)-1,8-dimethoxy-9,10-anthracenedione
50488-95-4

3-(hydroxymethyl)-1,8-dimethoxy-9,10-anthracenedione

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 55℃; for 20h;53.1%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

acetic acid
64-19-7

acetic acid

A

Chrysophanol
481-74-3

Chrysophanol

B

(1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracen-3-yl)methyl acetate
65615-58-9

(1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracen-3-yl)methyl acetate

Conditions
ConditionsYield
With tin(ll) chloride In hydrogenchloride at 120℃; for 1h;A 25%
B 52%
3,4,6-tri-O-acetyl-2-deoxy-2-trifluoroacetamido-α-D-glucospyranosyl bromide
6736-63-6

3,4,6-tri-O-acetyl-2-deoxy-2-trifluoroacetamido-α-D-glucospyranosyl bromide

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

2-<<3,4,6-tri-O-acetyl-2-deoxy-2-<(trifluoroacetyl)amino>-β-D-glucosyloxy>methyl>-9,10-dihydro-9,10-anthracenedione
102830-97-7

2-<<3,4,6-tri-O-acetyl-2-deoxy-2-<(trifluoroacetyl)amino>-β-D-glucosyloxy>methyl>-9,10-dihydro-9,10-anthracenedione

Conditions
ConditionsYield
With 3 A molecular sieve; silver trifluoromethanesulfonate In dichloromethane for 4h; Ambient temperature;49%
1-bromo-hexane
111-25-1

1-bromo-hexane

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

1,8-di-O-hexylaloe-emodin
1041365-92-7

1,8-di-O-hexylaloe-emodin

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide Reflux;49%
1-Iodododecane
4292-19-7

1-Iodododecane

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

1,8-di-O-dodecylaloe-emodin
1041365-96-1

1,8-di-O-dodecylaloe-emodin

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide Reflux;40%
1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

phenyl-4-O-benzoyl-3-deoxy-3-azido-2-deoxy-thio-β-L-xylopyranose

phenyl-4-O-benzoyl-3-deoxy-3-azido-2-deoxy-thio-β-L-xylopyranose

C27H21N3O8

C27H21N3O8

Conditions
ConditionsYield
With 2,6-di-tert-butyl-4-methylpyridine; silver(I) hexafluorophosphate In dichloromethane at 20℃; for 16h; Inert atmosphere; Molecular sieve;37%
n-iodooctadecane
629-93-6

n-iodooctadecane

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione
481-72-1

1,8-dihydroxy-3-hydroxymethyl-9,10-anthracenedione

1,8-di-O-octadecylalor-emodin
1041366-00-0

1,8-di-O-octadecylalor-emodin

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide Reflux;36%

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