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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

2-nitroaniline-4-sulfonic acid sodium salt

Cas:5042-33-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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 Sodium 3-nitrosulphanilate

Cas:5042-33-1

Min.Order:1

Negotiable

Type:Other

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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

2-Nitroaniline-4-sulfonic acid sodium salt

Cas:5042-33-1

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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 5042-33-1 with competitive price

Cas:5042-33-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT CAS:5042-33-1 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

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT CAS:5042-33-1

Cas:5042-33-1

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

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:1 Kilogram

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

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

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

2-nitroaniline-4-sulfonic acid sodium salt

Cas:5042-33-1

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

Sodium 2-Nitroaniline-4-Sulfonate

Cas:5042-33-1

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

SodiuM 2-Nitroaniline-4-sulfonate

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT CAS No.5042-33-1

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

DB BIOTECH CO., LTD

best seller Application:API

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

2-NITROANILINE-4-SULFONIC ACID SODIUM SALTAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

5042-33-1

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HuBei Ipure Biotech CO.,ltd

HuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 130 acres of pl

2-nitroaniline-4-sulfonic acid sodium salt

Cas:5042-33-1

Min.Order:1 Gram

FOB Price: $1.0 / 2.0

Type:Trading Company

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 2-NITROANILINE-4-SULFONIC ACID SODIUM SALT, CAS:5042-33-1 with the most competitive p

2-NITROANILINE-4-SULFONIC ACID SODIUM SALT

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Nanjing Raymon Biotech Co., Ltd.

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1) Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx.

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Skyrun Industrial Co.,Ltd

Price, Purity Application:reagent

CSR081605-65172

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Ruishun Trade Co.,Ltd

Supply top quality products with a reasonable price Application:api

5042-33-1

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Debye Scientific

Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen

2-Nitroaniline-4-sulfonic acid sodium salt

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

yuyongmei

YUYONGMEI was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well-equipped synthetic laboratory a

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemical Co.Ltd

Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en

Benzenesulfonic acid,4-amino-3-nitro-, sodium salt (1:1)

Cas:5042-33-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

ethyl<(4-chlorosulfonyl-2-nitro)phenyl>carbamate
84202-48-2

ethyl<(4-chlorosulfonyl-2-nitro)phenyl>carbamate

sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide 1.) ethanol, reflux, 4 h, 2.) water; Multistep reaction;
N-carboethoxyaniline
101-99-5

N-carboethoxyaniline

sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 72 percent / chlorosulfonic acid / 3 h / 55 - 65 °C
2: NaNO3, conc. H2SO4 / 3 h / 0 - 5 °C
3: 1.) aq. NaOH, 2.) hydrochloric acid / 1.) ethanol, reflux, 4 h, 2.) water
View Scheme
ethyl 4-(chlorosulfonyl)phenylcarbamate
21208-62-8

ethyl 4-(chlorosulfonyl)phenylcarbamate

sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: NaNO3, conc. H2SO4 / 3 h / 0 - 5 °C
2: 1.) aq. NaOH, 2.) hydrochloric acid / 1.) ethanol, reflux, 4 h, 2.) water
View Scheme
N-(ethoxycarbonyl)-2-nitroaniline
2621-84-3

N-(ethoxycarbonyl)-2-nitroaniline

sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 0.39 g / chlorosulfonic acid
2: 1.) aq. NaOH, 2.) hydrochloric acid / 1.) ethanol, reflux, 4 h, 2.) water
View Scheme
sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

4-amino-3-nitrobenzenesulfonyl chloride
84202-56-2

4-amino-3-nitrobenzenesulfonyl chloride

Conditions
ConditionsYield
With trichlorophosphate87%
sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

3,4-diaminobenzenesulfonic acid monohydrochloric acid

3,4-diaminobenzenesulfonic acid monohydrochloric acid

Conditions
ConditionsYield
With tin(ll) chloride at 70℃; Reduction;
sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

nitrilotris(2-benzimidazolylmethyl-6-sulfonate)

nitrilotris(2-benzimidazolylmethyl-6-sulfonate)

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: SnCl2 / 70 °C
2: HCl; water / 96 h / Heating
View Scheme
2-(3-sulfopropylthio)-5-acetylaminoaniline

2-(3-sulfopropylthio)-5-acetylaminoaniline

sodium salt of 4-amino-3-nitrobenzenesulfonic acid
5042-33-1

sodium salt of 4-amino-3-nitrobenzenesulfonic acid

C17H19N5O9S3

C17H19N5O9S3

Conditions
ConditionsYield
Stage #1: sodium salt of 4-amino-3-nitrobenzenesulfonic acid With hydrogenchloride; sodium nitrite In water for 0.5h; pH=4 - 5;
Stage #2: 2-(3-sulfopropylthio)-5-acetylaminoaniline With sodium carbonate In water for 3.08333h; pH=3 - 5;

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