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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 Acid Orange 7 supplier in China

Cas:633-96-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Henan Allgreen Chemical Co.,Ltd

T he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality service Appearance:White

Acid Orange 7

Cas:633-96-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Acid Orange 7

Cas:633-96-5

Min.Order:1

Negotiable

Type:Other

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

Factory Price Dyes Pigments Acid Orange 7 633-96-5 Manufacturer

Cas:633-96-5

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

Orange Ⅱ

Cas:633-96-5

Min.Order:5 Milligram

Negotiable

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

Acid Orange 7 Acid Orange 2

Cas:633-96-5

Min.Order:50 Kilogram

FOB Price: $3.6 / 4.2

Type:Manufacturers

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Acid Orange 7 Manufacturer/High quality/Best price/In stock

Cas:633-96-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

Acid orange 7 (C.I. 15510)

Cas:633-96-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Product Name: Acid Orange 7 Synonyms: Orange II sodium salt, Biological stain;DAIDAI205;ORANGE 4;ORANGE II, FOR MICROSCOPY;ORANGE II SODIUM;ORANGE II, CERTIFIED;OrangeIiC.I.15510;Orange 86 CAS: 633-96-5 MF: C16H11N2NaO4S MW: 350.32 EINECS: 211

633-96-5 Acid Orange 7

Cas:633-96-5

Min.Order:1 Kilogram

FOB Price: $230.0

Type:Lab/Research institutions

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

Pharmaceutical Grade CAS 633-96-5 with competitive price

Cas:633-96-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

Acid Orange 7

Cas:633-96-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

Acid Orange 7 CAS:633-96-5 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 intermediate

Acid Orange 7 CAS:633-96-5

Cas:633-96-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

Acid Orange 7

Cas:633-96-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. We are a professional exporter for Optical Brighteners, dyes, pigments 2. Stable and continue quality 3. Quickly delivery 4. Good service Our advantages 1. Government awarded company. Top 100 enterprises in Hangzhou 2. Qua

Acid Orange 7

Cas:633-96-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

Acid Orange 7

Cas:633-96-5

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

Type:Lab/Research institutions

inquiry

Hubei Lidu New Material Technology Co., Ltd

Hubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,

acid orange 7

Cas:633-96-5

Min.Order:0 Metric Ton

FOB Price: $4.56

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Acid Orange 7

Cas:633-96-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

Acid Orange 7 CAS NO.633-96-5

Cas:633-96-5

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle

Orange Ⅱ;Acid orange 7 ;Acid orange A;β-Naphthol orange;Tropaeolin OOO No.2;C.I. 15510.99%

Cas:633-96-5

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

Orange 2 Sodium Salt

Cas:633-96-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

Acid Orange 7

Cas:633-96-5

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

Acid Orange 7

Cas:633-96-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

CHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis

Leather Dyes 633-96-5

Cas:633-96-5

Min.Order:1 Kilogram

FOB Price: $1.0 / 3.0

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

C.I.Acid Orange 7

Cas:633-96-5

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

shanghai Tauto Biotech Co., Ltd

The quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me

Acid Orange 7

Cas:633-96-5

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hangzhou Dingyan Chem Co., Ltd

Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in yo

Orange Ⅱ

Cas:633-96-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

2,6-Dibromoanthraquinone

Cas:633-96-5

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Orange II

Cas:633-96-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:Herbal extr

DB BIOTECH CO., LTD

Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you

Acid Orange 7

Cas:633-96-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

β-naphthol
135-19-3

β-naphthol

4-aminobenzene sulfonic acid
121-57-3

4-aminobenzene sulfonic acid

orange II
633-96-5

orange II

Conditions
ConditionsYield
Stage #1: 4-aminobenzene sulfonic acid With sodium nitrite In water; N,N-dimethyl-formamide at 25℃;
Stage #2: With hydrogenchloride In water; N,N-dimethyl-formamide
Stage #3: β-naphthol In water; N,N-dimethyl-formamide at 25℃; for 0.00805556h;
94.74%
Stage #1: 4-aminobenzene sulfonic acid With water; sodium nitrite In neat (no solvent) at 20℃;
Stage #2: β-naphthol In neat (no solvent) at 20℃; for 0.333333h;
83%
With sodium nitrite at 0℃; Neat (no solvent);25%
C14H12F2N4O2*Ag(1+)*NO3(1-)

C14H12F2N4O2*Ag(1+)*NO3(1-)

orange II
633-96-5

orange II

C14H12F2N4O2*Ag(1+)*0.85NO3(1-)*0.15C16H11N2O4S(1-)

C14H12F2N4O2*Ag(1+)*0.85NO3(1-)*0.15C16H11N2O4S(1-)

Conditions
ConditionsYield
In water for 0.25h;97%
C14H12F2N4O2*Ag(1+)*NO3(1-)

C14H12F2N4O2*Ag(1+)*NO3(1-)

orange II
633-96-5

orange II

C14H12F2N4O2*Ag(1+)*0.1NO3(1-)*0.9C16H11N2O4S(1-)

C14H12F2N4O2*Ag(1+)*0.1NO3(1-)*0.9C16H11N2O4S(1-)

Conditions
ConditionsYield
In water for 0.25h;96%
orange II
633-96-5

orange II

silver carbonate

silver carbonate

C16H11N2O4S(1-)*Ag(1+)

C16H11N2O4S(1-)*Ag(1+)

Conditions
ConditionsYield
Stage #1: orange II With nitric acid In water Inert atmosphere;
Stage #2: silver carbonate In water at 60℃; for 0.5h; Temperature; Inert atmosphere; Darkness;
88.4%
orange II
633-96-5

orange II

carbetapentane citrate

carbetapentane citrate

C20H31NO3*C16H11N2O4S(1-)*C6H8O7*Na(1+)

C20H31NO3*C16H11N2O4S(1-)*C6H8O7*Na(1+)

Conditions
ConditionsYield
In water; acetic acid pH=2.6;
orange II
633-96-5

orange II

A

1-amino-2-naphthol
2834-92-6

1-amino-2-naphthol

B

4-aminobenzene sulfonic acid
121-57-3

4-aminobenzene sulfonic acid

Conditions
ConditionsYield
With sodium disulfite; borohydride at 25℃; pH=5.6; Reduction;
With iron In various solvent(s) pH=7.0; Kinetics; Reduction;
orange II
633-96-5

orange II

aqueous sodium hydrogen sulfite

aqueous sodium hydrogen sulfite

2-hydroxy-1-<N'-(4-sulfo-phenyl)-hydrazino>-naphthalene-sulfonic acid-(4)

2-hydroxy-1-<N'-(4-sulfo-phenyl)-hydrazino>-naphthalene-sulfonic acid-(4)

orange II
633-96-5

orange II

sodium hypochlorite

sodium hypochlorite

hydrochloric acid

hydrochloric acid

A

4-diazobenzenesulfonic acid
305-80-6

4-diazobenzenesulfonic acid

B

isonaphthazarine
605-37-8

isonaphthazarine

C

3.4-dichloro-1.2-dioxo-tetralin

3.4-dichloro-1.2-dioxo-tetralin

Conditions
ConditionsYield
at 5℃;
orange II
633-96-5

orange II

NaHSO3

NaHSO3

A

1-amino-2-naphthol-4-sulfonic acid
116-63-2

1-amino-2-naphthol-4-sulfonic acid

B

4-aminobenzene sulfonic acid
121-57-3

4-aminobenzene sulfonic acid

Conditions
ConditionsYield
bei folgendem Ansaeuern mit Salzsaeure;
orange II
633-96-5

orange II

NaHSO3

NaHSO3

acidic sulfurous acid ester of 2-phenylhydrazino-2-oxy-1-<4-sulfo-phenylhydrazino>-1.2-dihydro-naphthalene

acidic sulfurous acid ester of 2-phenylhydrazino-2-oxy-1-<4-sulfo-phenylhydrazino>-1.2-dihydro-naphthalene

Conditions
ConditionsYield
beim Zufuegen von Phenylhydrazin und weiteren Erwaermen;
orange II
633-96-5

orange II

aqueous hydrochloric acid

aqueous hydrochloric acid

A

2-Hydroxy-1,4-naphthoquinone
83-72-7

2-Hydroxy-1,4-naphthoquinone

B

4-aminobenzene sulfonic acid
121-57-3

4-aminobenzene sulfonic acid

C

ammonium chloride

ammonium chloride

orange II
633-96-5

orange II

A

p-hydoroxybenzenesulfonic acid
98-67-9

p-hydoroxybenzenesulfonic acid

B

1,2-naphthoquinone
524-42-5

1,2-naphthoquinone

Conditions
ConditionsYield
With ethylenediaminetetraacetic acid; dihydrogen peroxide; ferric nitrate In water for 0.166667h; pH=7;
cetyltrimethylammonim bromide
57-09-0

cetyltrimethylammonim bromide

orange II
633-96-5

orange II

C16H11N2O4S(1-)*C19H42N(1+)

C16H11N2O4S(1-)*C19H42N(1+)

Conditions
ConditionsYield
In chloroform; water pH=5; aq. acetate buffer;
orange II
633-96-5

orange II

4-amino-1,2-naphthoquinone
5460-35-5

4-amino-1,2-naphthoquinone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
View Scheme
Multi-step reaction with 2 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
View Scheme
orange II
633-96-5

orange II

4-(4-(dimethylamino)benzylideneamino)naphthalene-1,2-dione
1386994-19-9

4-(4-(dimethylamino)benzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(3,4,5-trimethoxybenzylideneamino)naphthalene-1,2-dione
1386994-20-2

4-(3,4,5-trimethoxybenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(3,4-dimethoxybenzylideneamino)naphthalene-1,2-dione
1386994-21-3

4-(3,4-dimethoxybenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(2-nitrobenzylideneamino)naphthalene-1,2-dione
1386994-22-4

4-(2-nitrobenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(4-hydroxy-3-methoxybenzylideneamino)naphthalene-1,2-dione
1386994-23-5

4-(4-hydroxy-3-methoxybenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(2-hydroxybenzylideneamino)naphthalene-1,2-dione
1386994-24-6

4-(2-hydroxybenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-((1H-indol-3-yl)methyleneamino)naphthalene-1,2-dione
1386994-25-7

4-((1H-indol-3-yl)methyleneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-((3-phenylallylidene)amino)naphthalene-1,2-dione
1386994-26-8

4-((3-phenylallylidene)amino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(cyclohexylideneamino)naphthalene-1,2-dione
1386994-27-9

4-(cyclohexylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: sulfuric acid / ethanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: sulfuric acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(cyclopentylideneamino)naphthalene-1,2-dione
1386994-28-0

4-(cyclopentylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: sulfuric acid / ethanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: sulfuric acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(benzylideneamino)naphthalene-1,2-dione
1386994-11-1

4-(benzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

4-(4-nitrobenzylideneamino)naphthalene-1,2-dione
1386994-12-2

4-(4-nitrobenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

1,2-naphthoquinone
524-42-5

1,2-naphthoquinone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
View Scheme
Stage #1: orange II With sodium dithionite at 40 - 50℃;
Stage #2: With hydrogenchloride; iron(III) chloride In water Cooling with ice;
orange II
633-96-5

orange II

4-(2,4-dichlorobenzylideneamino)naphthalene-1,2-dione
1386994-13-3

4-(2,4-dichlorobenzylideneamino)naphthalene-1,2-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium dithionite / 40 - 50 °C
2: iron(III) chloride; hydrogenchloride / Cooling with ice
3: sodium azide / water; acetic acid / 2 h / 40 °C
4: acetic acid / ethanol; methanol / Reflux
View Scheme
Multi-step reaction with 3 steps
1.1: sodium dithionite / 40 - 50 °C
1.2: Cooling with ice
2.1: sodium azide; acetic acid / water / 40 °C
3.1: acetic acid / ethanol / Reflux
View Scheme
orange II
633-96-5

orange II

1-aminonaphthalene-2-ol hydrochloride
1198-27-2

1-aminonaphthalene-2-ol hydrochloride

Conditions
ConditionsYield
Stage #1: orange II With sodium dithionite at 40 - 50℃;
Stage #2: With hydrogenchloride; tin(ll) chloride In water
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