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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

5-Amino-2-naphthalenesulfonic acid

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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 5-Amino-2-Naphthalenesulfonicacid supplier in China

Cas:119-79-9

Min.Order:1 Metric Ton

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 5-aminonaphthalene-2-sulphonic acid

Cas:119-79-9

Min.Order:1

Negotiable

Type:Other

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

5-Amino-2-naphthalenesulfonic acid

Cas:119-79-9

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Leader Biochemical Group

About Product Details

China Biggest factory Manufacturer Supply High Quality 1-Aminonaphthalene-6-sulfonic acid CAS 119-79-9

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $1.0 / 5.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

1-Aminonaphthalene-6-sulfonic acid 119-79-9

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

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 119-79-9 with best quality

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

CAS No. 119-79-9 Name 1-Aminonaphthalene-6-sulfonic acid MF C10H9NO3S EINECS No. 204-351-2 Type Pharmaceutical Intermediates Appe

1-Aminonaphthalene-6-sulfonic acid

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:purple powder Storage:Refrigerator Package:25kg/drum Application:Intermediate of dyestuff Transportation:Express/Sea/Air Port:any port in china

5-aminonaphthalene-2-sulfonicaci factory price

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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

2-Naphthalenesulfonicacid, 5-amino- 119-79-9

Cas:119-79-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

Specifications: appearance: grey-rAppearance:grey-red power Storage:Rom tep. Package:25kg net/bag Port:Shanghai

5-Amino-2-naphthalenesulfonic acid

Cas:119-79-9

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

1-Aminonaphthalene-6-sulfonic acid CAS:119-79-9 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

1-Aminonaphthalene-6-sulfonic acid CAS:119-79-9

Cas:119-79-9

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

2-Naphthalenesulfonicacid, 5-amino-

Cas:119-79-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

5-Amino-2-naphthalenesulfonic acid CAS NO.119-79-9

Cas:119-79-9

Min.Order:10 Gram

Negotiable

Type:Trading Company

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

2-Naphthalenesulfonicacid, 5-amino-

Cas:119-79-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

1-Amino-6-Naphthalenesulfonic Acid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

1-Aminonaphthalene-6-sulfonic acid

Cas:119-79-9

Min.Order:0 Metric Ton

Negotiable

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

5-Amino-2-naphthalenesulfonic acid

Cas:119-79-9

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

High quality 5-Amino-2-Naphthalenesulfonicacid

Cas:119-79-9

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so

1-Aminonaphthalene-6-sulfonic acid 119-79-9

Cas:119-79-9

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

5-Amino-2-naphthalenesulfonic acid

Cas:119-79-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd

1-Aminonaphthalene-6-sulfonic acid CAS119-79-9

Cas:119-79-9

Min.Order:1 Metric Ton

FOB Price: $123.0 / 135.0

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

1-Aminonaphthalene-6-sulfonic acid

Cas:119-79-9

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

1-Naphthylamine-6-sulfonic acid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Manufacturers

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

5-amino-2-naphthalenesulfonic acid

Cas:119-79-9

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,Pharmaceutical intermediates Transportation:air,sea,courier

5-Amino-2-naphthalenesulfonic acid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

1-Aminonaphthalene-6-sulfonic acid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

5-Amino-2-Naphthalenesulfonicacid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

5-amino-2-naphthalenesulfonic acid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xi`an Eastling Biotech Co., Ltd.

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou

1-Aminonaphthalene-6-sulfonic acid

Cas:119-79-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

naphthalene-2-sulfonate
120-18-3

naphthalene-2-sulfonate

A

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

B

8-amino-2-naphthalenesulfonic acid
119-28-8

8-amino-2-naphthalenesulfonic acid

Conditions
ConditionsYield
With sulfuric acid; nitric acid at 25℃; anschl. bei 10grad, Reduzieren des erhaltenen Gemisches mit Eisen und sehr verd. Salzsaeure;
With sulfuric acid; nitric acid at 25℃; dann bei 10grad, Reduzieren des erhaltenen Gemisches mit Eisen und sehr verd. Salzsaeure;
Stage #1: naphthalene-2-sulfonate With sulfuric acid at 120℃; for 0.666667h;
Stage #2: With nitric acid at 33 - 35℃; for 20h; Reagent/catalyst; Overall yield = 86 percent; Overall yield = 75 g; Further stages;
1-nitro-6-naphthalenesulfonic acid
86-69-1

1-nitro-6-naphthalenesulfonic acid

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

Conditions
ConditionsYield
With ammonium sulfide
With iron; acetic acid
1-amino-naphthalene
134-32-7

1-amino-naphthalene

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 125 - 130℃;
sulfuric acid
7664-93-9

sulfuric acid

1-amino-naphthalene
134-32-7

1-amino-naphthalene

A

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

B

1-aminonaphthalene-5-sulfonic acid
84-89-9

1-aminonaphthalene-5-sulfonic acid

Conditions
ConditionsYield
at 125 - 130℃; bei laengerem Erhitzen;
sulfuric acid
7664-93-9

sulfuric acid

1-amino-naphthalene
134-32-7

1-amino-naphthalene

A

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

B

1-aminonaphthalene-5-sulfonic acid
84-89-9

1-aminonaphthalene-5-sulfonic acid

C

4-aminonaphthalene-1,6-disulfonic acid
85-75-6

4-aminonaphthalene-1,6-disulfonic acid

Conditions
ConditionsYield
at 125 - 130℃; bei laengerem Erhitzen;
4-amino-1-naphthalenesufonic acid
84-86-6

4-amino-1-naphthalenesufonic acid

sulfuric acid
7664-93-9

sulfuric acid

A

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

B

1-aminonaphthalene-5-sulfonic acid
84-89-9

1-aminonaphthalene-5-sulfonic acid

C

4-aminonaphthalene-1,6-disulfonic acid
85-75-6

4-aminonaphthalene-1,6-disulfonic acid

Conditions
ConditionsYield
at 125 - 130℃;
1-nitro-6-naphthalenesulfonic acid
86-69-1

1-nitro-6-naphthalenesulfonic acid

ammonium sulfide

ammonium sulfide

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

m-nitrobenzoic acid chloride
121-90-4

m-nitrobenzoic acid chloride

5-(3-nitrobenzamido)naphthalene-2-sulfonic acid

5-(3-nitrobenzamido)naphthalene-2-sulfonic acid

Conditions
ConditionsYield
With sodium carbonate In water; toluene pH=5;96%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

poly(5-aminonaphthalene-2-sulphonic acid)

poly(5-aminonaphthalene-2-sulphonic acid)

Conditions
ConditionsYield
With sodium hydroxide; sodium periodate; aniline hydrochloride In water oxidative polymerization;95%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

5-(tert-butoxycarbonylamino)naphthalene-2-sulfonic acid
1415094-45-9

5-(tert-butoxycarbonylamino)naphthalene-2-sulfonic acid

Conditions
ConditionsYield
With triethylamine In methanol at 20℃; Inert atmosphere;94%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

benzoyl chloride
98-88-4

benzoyl chloride

5-benzamidonaphthalene-2-sulfonic acid

5-benzamidonaphthalene-2-sulfonic acid

Conditions
ConditionsYield
With sodium carbonate In water; toluene pH=5;94%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

acetylacetone
123-54-6

acetylacetone

4-hydroxy-3-(6'-sulfonyl-1'-azonaphthyl)-3-penten-2-one

4-hydroxy-3-(6'-sulfonyl-1'-azonaphthyl)-3-penten-2-one

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite In water for 0.5h;
Stage #2: acetylacetone With sodium carbonate In water for 0.5h; pH=7; Further stages.;
93%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-amino-N,N-dimethylaniline
99-98-9

4-amino-N,N-dimethylaniline

acide 5[(2'-acide sulfonique-5'-aminonaphthalenyl)imino]-8-(N,N-dimethyl-p-aminophenyl)iminonaphthalene-2-sulfonique

acide 5[(2'-acide sulfonique-5'-aminonaphthalenyl)imino]-8-(N,N-dimethyl-p-aminophenyl)iminonaphthalene-2-sulfonique

Conditions
ConditionsYield
With ammonium peroxydisulfate; acetic acid; triethylamine In methanol; water at 0℃; for 3h; Condensation;90%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-hydroxy-1-(4-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole
776325-74-7

4-hydroxy-1-(4-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(4'-sulphophenyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(4'-sulphophenyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium hydroxide; sodium nitrite at 0 - 5℃; for 3h;
Stage #2: 4-hydroxy-1-(4-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole With sodium carbonate for 3.5h;
86%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-hydroxy-1-(2',5'-dichloro-4'-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole
776325-76-9

4-hydroxy-1-(2',5'-dichloro-4'-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(2',5'-dichloro-4'-sulphophenyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(2',5'-dichloro-4'-sulphophenyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium hydroxide; sodium nitrite at 0 - 5℃; for 3h;
Stage #2: 4-hydroxy-1-(2',5'-dichloro-4'-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole With sodium carbonate
86%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-hydroxy-1-(6'-sulphonaphtyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole
776325-78-1

4-hydroxy-1-(6'-sulphonaphtyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(6'-sulphonaphthyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(6'-sulphonaphthyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium hydroxide; sodium nitrite at 0 - 5℃; for 3h;
Stage #2: 4-hydroxy-1-(6'-sulphonaphtyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole With sodium carbonate
86%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-hydroxy-1-(8'-sulphonaphtyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole
776325-77-0

4-hydroxy-1-(8'-sulphonaphtyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(8'-sulphonaphthyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(8'-sulphonaphthyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium hydroxide; sodium nitrite at 0 - 5℃; for 3h;
Stage #2: 4-hydroxy-1-(8'-sulphonaphtyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole With sodium carbonate
85%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-hydroxy-1-(2'-carboxy-4'-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole
776325-75-8

4-hydroxy-1-(2'-carboxy-4'-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(2'-carboxy-4'-sulphophenyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

5-(6'-sulphonaphthyl)azo-1-(2'-carboxy-4'-sulphophenyl)-4-hydroxy-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium hydroxide; sodium nitrite at 0 - 5℃; for 3h;
Stage #2: 4-hydroxy-1-(2'-carboxy-4'-sulphophenyl)-3-[N-(2'-oxobenzimidazol-5'-yl)carboxamide]pyrazole With sodium carbonate
85%
pyridine
110-86-1

pyridine

1,8-Naphthalic anhydride
81-84-5

1,8-Naphthalic anhydride

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C22H13NO5S*C5H5N

C22H13NO5S*C5H5N

Conditions
ConditionsYield
for 8h; Reflux;81%
di(succinimido) carbonate
74124-79-1

di(succinimido) carbonate

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

5-amino-2-naphthalenesulfonic acid-N-hydroxysuccinimidyl carbamate
1178554-82-9

5-amino-2-naphthalenesulfonic acid-N-hydroxysuccinimidyl carbamate

Conditions
ConditionsYield
In acetonitrile Reflux;80%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-nitro-benzoyl chloride
122-04-3

4-nitro-benzoyl chloride

C17H11N2O6S(1-)*Na(1+)

C17H11N2O6S(1-)*Na(1+)

Conditions
ConditionsYield
With sodium carbonate In water; toluene at 20℃; for 12h; pH=4;80%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-amino-N,N-dimethylaniline
99-98-9

4-amino-N,N-dimethylaniline

acide 7-[(N,N-dimethyl-p-aminophenyl)amino]-8-[(N,N-dimethyl-p-aminophenyl)imino]-5-iminonaphthalene-2-sulfonique

acide 7-[(N,N-dimethyl-p-aminophenyl)amino]-8-[(N,N-dimethyl-p-aminophenyl)imino]-5-iminonaphthalene-2-sulfonique

Conditions
ConditionsYield
With ammonium peroxydisulfate In dimethyl sulfoxide at 20℃; for 5h; oxidative condensation;75%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-methyl-benzoyl chloride
874-60-2

4-methyl-benzoyl chloride

5-(4-methylbenzamido)naphthalene-2-sulfonic acid

5-(4-methylbenzamido)naphthalene-2-sulfonic acid

Conditions
ConditionsYield
With sodium carbonate In water; toluene pH=5;74%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-bromo-3-oxo-N-(2'-oxobenzimidazol-5'-yl)butyramide
776325-68-9

4-bromo-3-oxo-N-(2'-oxobenzimidazol-5'-yl)butyramide

5-{N'-[3-bromo-2-oxo-1-(2-oxo-2,3-dihydro-1H-benzoimidazol-5-ylcarbamoyl)-propylidene]-hydrazino}-naphthalene-2-sulfonic acid

5-{N'-[3-bromo-2-oxo-1-(2-oxo-2,3-dihydro-1H-benzoimidazol-5-ylcarbamoyl)-propylidene]-hydrazino}-naphthalene-2-sulfonic acid

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite for 0.416667h; cooling;
Stage #2: 4-bromo-3-oxo-N-(2'-oxobenzimidazol-5'-yl)butyramide With sodium hydroxide at 0 - 3℃;
73%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

benzene-1,3-dicarbonyl dichloride
99-63-8

benzene-1,3-dicarbonyl dichloride

disodium 5,5'-[1,3-phenylenebis(carbonylimino)]bis-2-naphthalenesulfonate

disodium 5,5'-[1,3-phenylenebis(carbonylimino)]bis-2-naphthalenesulfonate

Conditions
ConditionsYield
With sodium carbonate In chloroform; water at 25℃; for 16h;72%
C25H20N4O4S

C25H20N4O4S

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C35H26N6O7S2

C35H26N6O7S2

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite
Stage #2: C25H20N4O4S With sodium hydroxide at 0 - 3℃; Further stages.;
71%
C24H18N4O3S

C24H18N4O3S

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C34H24N6O6S2

C34H24N6O6S2

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite
Stage #2: C24H18N4O3S With sodium hydroxide at 0 - 3℃; Further stages.;
70%
C24H17N5O5S

C24H17N5O5S

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C34H23N7O8S2

C34H23N7O8S2

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite
Stage #2: C24H17N5O5S With sodium hydroxide at 0 - 3℃; Further stages.;
70%
2-(4'-oxo-2'-phenyl-1',3'-thiazol-3'-yl)-3-[α-(p-carbethoxyphenylhydrazono)phenoxymethyl]-1,2,4-benzothiadiazine 1,1-dioxide

2-(4'-oxo-2'-phenyl-1',3'-thiazol-3'-yl)-3-[α-(p-carbethoxyphenylhydrazono)phenoxymethyl]-1,2,4-benzothiadiazine 1,1-dioxide

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C42H33N7O9S3

C42H33N7O9S3

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite for 0.416667h; cooling;
Stage #2: 2-(4'-oxo-2'-phenyl-1',3'-thiazol-3'-yl)-3-[α-(p-carbethoxyphenylhydrazono)phenoxymethyl]-1,2,4-benzothiadiazine 1,1-dioxide With sodium hydroxide at 0 - 3℃; for 0.166667h;
69%
C24H19N5O3S

C24H19N5O3S

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C34H25N7O6S2

C34H25N7O6S2

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite
Stage #2: C24H19N5O3S With sodium hydroxide at 0 - 3℃; Further stages.;
69%
2-(4'-oxo-3'-phenyl-1',3'-thiazol-2'-ylimino)-3-[α-(p-tolylhydrazono)phenoxymethyl]-1,2,4-benzothiadiazine 1,1-dioxide

2-(4'-oxo-3'-phenyl-1',3'-thiazol-2'-ylimino)-3-[α-(p-tolylhydrazono)phenoxymethyl]-1,2,4-benzothiadiazine 1,1-dioxide

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C40H30N8O7S3

C40H30N8O7S3

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite for 0.416667h; cooling;
Stage #2: 2-(4'-oxo-3'-phenyl-1',3'-thiazol-2'-ylimino)-3-[α-(p-tolylhydrazono)phenoxymethyl]-1,2,4-benzothiadiazine 1,1-dioxide With sodium hydroxide at 0 - 3℃; for 0.166667h;
61%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

N,N’-(dimethylethylenediaminothiosemicarbazanato)-4-(methylthiosemicarbazanato)butane-2,3-diimine
1218759-53-5

N,N’-(dimethylethylenediaminothiosemicarbazanato)-4-(methylthiosemicarbazanato)butane-2,3-diimine

C2H7N*C17H20N6O3S3
1229570-75-5

C2H7N*C17H20N6O3S3

Conditions
ConditionsYield
In acetonitrile Reflux; Inert atmosphere;61%
C30H22N6O6S2

C30H22N6O6S2

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C50H34N10O12S4

C50H34N10O12S4

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite
Stage #2: C30H22N6O6S2 With sodium hydroxide at 0 - 3℃; Further stages.;
60%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

5-bromonaphthalene-2-sulfonic acid

5-bromonaphthalene-2-sulfonic acid

Conditions
ConditionsYield
With urea; sodium nitrite; copper(I) bromide In sodium hydroxide; water; hydrogen bromide57%
With urea; sodium nitrite; copper(I) bromide In sodium hydroxide; water; hydrogen bromide57%
With urea; sodium nitrite; copper(I) bromide In sodium hydroxide; water; hydrogen bromide57%
With urea; sodium nitrite; copper(I) bromide In sodium hydroxide; water; hydrogen bromide57%
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogen bromide; sodium hydroxide; sodium nitrite In water at -5 - 2℃; for 0.833333h;
Stage #2: With hydrogen bromide; copper(I) bromide In water at 80℃; for 0.5h;
6.16 g
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

sodium 1,2-naphthoquinone-4-sulfonate

sodium 1,2-naphthoquinone-4-sulfonate

5-((3,4-dioxo-3,4-dihydronaphthalen-1-yl)amino)naphthalene-2-sulfonic acid
724743-88-8

5-((3,4-dioxo-3,4-dihydronaphthalen-1-yl)amino)naphthalene-2-sulfonic acid

Conditions
ConditionsYield
With potassium carbonate In water56.6%
C28H20N6O5S2

C28H20N6O5S2

5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

C48H32N10O11S4

C48H32N10O11S4

Conditions
ConditionsYield
Stage #1: 5-aminonaphthalene-2-sulfonic acid With hydrogenchloride; sodium carbonate; sodium nitrite
Stage #2: C28H20N6O5S2 With sodium hydroxide at 0 - 3℃; Further stages.;
53%
5-aminonaphthalene-2-sulfonic acid
119-79-9

5-aminonaphthalene-2-sulfonic acid

4-methyl-3-nitrobenzoyl chloride
10397-30-5

4-methyl-3-nitrobenzoyl chloride

5-(4-methyl-3-nitrobenzamido)naphthalene-2-sulfonic acid

5-(4-methyl-3-nitrobenzamido)naphthalene-2-sulfonic acid

Conditions
ConditionsYield
With sodium carbonate In water; toluene pH=5;47%

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