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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

Carzenide Manufacturer/High quality/Best price/In stock

Cas:138-41-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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 Carzenide

Cas:138-41-0

Min.Order:1

Negotiable

Type:Other

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

4-Sulfamoylbenzoic Acid

Cas:138-41-0

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

4-Sulfamoylbenzoic acid

Cas:138-41-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--138-41-0--Carzenide factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business relationships

TIANFUCHEM--138-41-0--Carzenide factory price

Cas:138-41-0

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

About Product Details Carzenide Basic information

China Biggest factory Manufacturer Supply P-CARBOXYBENZENESULFONAMIDE CAS 138-41-0

Cas:138-41-0

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

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

138-41-0 Carzenide

Cas:138-41-0

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

Top Purity CAS 138-41-0 with fast shipping

Cas:138-41-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Chemical Name:Carzenide CAS No.:138-41-0 Molecular Fomula:C7H7NO4S Chemical Structure: Molecular weight: 201.2 Appearance: White powder Assay:99%min Appearance: White powder Storage:Store in cool and dry place, away from sun light. Package:25

Carzenide

Cas:138-41-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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

Benzoic acid,4-(aminosulfonyl)- 138-41-0

Cas:138-41-0

Min.Order:1 Kilogram

Negotiable

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 present,

Carzenide

Cas:138-41-0

Min.Order:1 Kilogram

FOB Price: $90.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

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

Organic raw materials 4-Sulfamoylbenzoic acid 138-41-0

Cas:138-41-0

Min.Order:10 Kilogram

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

Benzoic acid,4-(aminosulfonyl)-

Cas:138-41-0

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

Sulfamoylbenzoic Aicd

Cas:138-41-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Service 1.Own made fine chemical products 2.Out sourcing and qua

Sulfamoylbenzoic aicd

Cas:138-41-0

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

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

4-Sulfamoylbenzoic acid

Cas:138-41-0

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

4-CARBOXYBENZENESULFONAMIDE

Cas:138-41-0

Min.Order:1 Gram

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

Carzenide

Cas:138-41-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

4-Sulfamoylbenzoic acid

Cas:138-41-0

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

Carzenide

Cas:138-41-0

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: P-Sulfonamidobenzoic Acid CAS No.:138-41-0 Molecule Formula:C7H7NO4S Molecule Weight:201.20 Purity: 99% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS

High Quality P-Sulfonamidobenzoic Acid in stock

Cas:138-41-0

Min.Order:1 Kilogram

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,

High purity Carzenide

Cas:138-41-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

Carzenide

Cas:138-41-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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

Carzenide

Cas:138-41-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

Carzenide

Cas:138-41-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white crystalline powder Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical

Carzenide

Cas:138-41-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

Carzenide

Cas:138-41-0

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

4-Sulfamylbenzoic acid cas no. 138-41-0 98%

Cas:138-41-0

Min.Order:0

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

4-Ethylbenzenesulfonamide

Cas:138-41-0

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

4-SulfaMoylbenzoic acid

Cas:138-41-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

p-carboxybenzenesulfonyl azide
17202-49-2

p-carboxybenzenesulfonyl azide

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With sodium tetrahydroborate; cetyltrimethylammonim bromide; cobalt(II) chloride In water at 25℃; for 0.166667h; Reduction;97%
With ethyl acetoacetate; triethylamine In acetonitrile
toluene-4-sulfonamide
70-55-3

toluene-4-sulfonamide

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With oxygen; cobalt(II) acetate; 3,5-dinitro-N-hydroxy-N-methylbenzamide; acetic acid at 100℃; under 760.051 Torr; for 10h; Temperature; Reagent/catalyst;94.05%
With sodium hydroxide; potassium permanganate In water at 70 - 90℃; for 2h;90%
Stage #1: toluene-4-sulfonamide With potassium permanganate In water for 12h; Reflux;
Stage #2: With sulfuric acid In water at 0℃;
66%
C7H9NO5S

C7H9NO5S

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With gadolinium(III) oxide; 2-methyl-4-hydroxy-3,6-dimethyloltoluene; acetylacetone at 50 - 78℃; for 1.83333h; Temperature;94%
p-carboxyphenyl diazonium tetrafluoroborate
456-25-7

p-carboxyphenyl diazonium tetrafluoroborate

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With sodium metabisulfite; sodium azide; tetrabutylammomium bromide; triphenylphosphine In water; acetonitrile at 80℃; for 12h; Inert atmosphere;60%
With sodium metabisulfite; sodium azide; tetrabutylammomium bromide; triphenylphosphine In water; acetonitrile at 80℃; for 4h; Inert atmosphere; Schlenk technique;60%
p-carboxyphenylsulfonyl chloride
10130-89-9

p-carboxyphenylsulfonyl chloride

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With ammonia In methanol at -5℃;53%
With ammonia
Multi-step reaction with 2 steps
1: NaN3 / acetone; H2O
2: 3-oxo-butanoic acid ethyl ester, Et3N / acetonitrile
View Scheme
With hydrogenchloride; ammonium hydroxide
4-formyl-benzenesulfonamide
3240-35-5

4-formyl-benzenesulfonamide

A

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

B

4-(hydroxymethyl)benzenesulfonamide
67472-44-0

4-(hydroxymethyl)benzenesulfonamide

Conditions
ConditionsYield
With potassium hydroxide
4-bromo-benzenesulfonic acid amide
701-34-8

4-bromo-benzenesulfonic acid amide

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With n-butyllithium; diethyl ether anschliessend mit Kohlendixid;
sodium tosylate
657-84-1

sodium tosylate

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
With phosphorus pentachloride und Erhitzen des Reaktionsprodukts mit wss.Ammoniumpolysulfid in Dioxan;
N-tosylpyrrolidine
6435-78-5

N-tosylpyrrolidine

water
7732-18-5

water

potassium permanganate

potassium permanganate

A

succinic acid
110-15-6

succinic acid

B

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
Erhitzen;
4-formyl-benzenesulfonamide
3240-35-5

4-formyl-benzenesulfonamide

concentrated KOH-solution

concentrated KOH-solution

A

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

B

4-(hydroxymethyl)benzenesulfonamide
67472-44-0

4-(hydroxymethyl)benzenesulfonamide

4-cyanobenzenesulfonamide
3119-02-6

4-cyanobenzenesulfonamide

water
7732-18-5

water

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-cyanobenzenesulfonamide
3119-02-6

4-cyanobenzenesulfonamide

alkali

alkali

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-(trichlorophosphoranylidene-sulfamoyl)-benzoyl chloride
98555-79-4

4-(trichlorophosphoranylidene-sulfamoyl)-benzoyl chloride

water
7732-18-5

water

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

N-(4-hydroxyphenyl)-4-methylbenzenesulfonamide
1146-43-6

N-(4-hydroxyphenyl)-4-methylbenzenesulfonamide

alkaline potassium permanganate

alkaline potassium permanganate

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-sulfamoyl-cinnamic acid amide
834-04-8

4-sulfamoyl-cinnamic acid amide

chromic acid

chromic acid

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-sulfamoyl-cinnamic acid
147723-92-0

4-sulfamoyl-cinnamic acid

chromic acid

chromic acid

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-amidobenzylsulfonamide
6306-24-7

4-amidobenzylsulfonamide

furan-2,3,5(4H)-trione pyridine (1:1)

furan-2,3,5(4H)-trione pyridine (1:1)

A

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

B

ammonia
7664-41-7

ammonia

4-propylbenzene-1-sulfonamide
1132-18-9

4-propylbenzene-1-sulfonamide

KMnO4

KMnO4

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

(4-n-butylbenzene)sulfonamide
1135-00-8

(4-n-butylbenzene)sulfonamide

permanganate

permanganate

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

water
7732-18-5

water

chloramine T trihydrate
7080-50-4

chloramine T trihydrate

A

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

B

toluene-4-sulfonamide
70-55-3

toluene-4-sulfonamide

Conditions
ConditionsYield
am Licht;
p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: pyridine; ammonium hydroxide / dichloromethane / 4 h / 0 - 20 °C
2.1: potassium permanganate / water / 12 h / Reflux
2.2: 0 °C
View Scheme
methanol
67-56-1

methanol

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

methyl 4-sulfamoylbenzoate
22808-73-7

methyl 4-sulfamoylbenzoate

Conditions
ConditionsYield
With thionyl chloride at 20℃; for 2h;100%
Stage #1: methanol With thionyl chloride at 0℃; for 0.5h;
Stage #2: 4-(aminosulfonyl)-benzoic acid at 20℃; for 3h;
100%
With sulfuric acid for 8h; Reflux;95%
ethanol
64-17-5

ethanol

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-sulfamoylbenzoic acid ethyl ester
5446-77-5

4-sulfamoylbenzoic acid ethyl ester

Conditions
ConditionsYield
With hydrogenchloride at 20℃;98%
With hydrogenchloride In water for 20h; Reflux;52%
With hydrogenchloride
With sulfuric acid for 24h; Reflux;
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

diazomethyl-trimethyl-silane
18107-18-1

diazomethyl-trimethyl-silane

methyl 4-sulfamoylbenzoate
22808-73-7

methyl 4-sulfamoylbenzoate

Conditions
ConditionsYield
In methanol; hexane; chloroform at 20℃; for 0.0833333h;98%
In methanol; hexane; dichloromethane at 20℃; for 2h;95%
Stage #1: 4-(aminosulfonyl)-benzoic acid; diazomethyl-trimethyl-silane In methanol; hexane; dichloromethane for 2h;
Stage #2: With sodium hydroxide In methanol; hexane; dichloromethane; water
95%
In methanol; hexane; dichloromethane for 2h;
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

potassium hydrogencarbonate
298-14-6

potassium hydrogencarbonate

potassium 4-sulfamoylbenzoate
117662-91-6

potassium 4-sulfamoylbenzoate

Conditions
ConditionsYield
In water at 45℃; for 0.5h;98%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

tert-butyl N-(3-{2-[2-(3-aminopropoxy)ethoxy]ethoxy}propyl)carbamate
194920-62-2

tert-butyl N-(3-{2-[2-(3-aminopropoxy)ethoxy]ethoxy}propyl)carbamate

C22H37N3O8S

C22H37N3O8S

Conditions
ConditionsYield
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In chloroform; N,N-dimethyl-formamide97%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

2-Methoxybenzoic acid
579-75-9

2-Methoxybenzoic acid

4-[[(2-methoxybenzoyl)amino]sulphonyl]benzoyl chloride

4-[[(2-methoxybenzoyl)amino]sulphonyl]benzoyl chloride

Conditions
ConditionsYield
With thionyl chloride In Isopropyl acetate at 80 - 90℃; Solvent; Temperature;96%
Stage #1: 4-(aminosulfonyl)-benzoic acid; 2-Methoxybenzoic acid With p-nitrobenzenesulfonic acid In toluene for 4h; Reflux;
Stage #2: With thionyl chloride In toluene at 50℃; for 5h; Temperature; Reagent/catalyst;
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

5-tert-butoxycarbonylamino-1-aminopentane
51644-96-3

5-tert-butoxycarbonylamino-1-aminopentane

C17H27N3O5S
1315482-72-4

C17H27N3O5S

Conditions
ConditionsYield
Stage #1: 4-(aminosulfonyl)-benzoic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide Inert atmosphere;
Stage #2: 5-tert-butoxycarbonylamino-1-aminopentane With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃;
94%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

Propargylamine
2450-71-7

Propargylamine

N-(prop-2-yn-1-yl)-4-sulfamoylbenzamide
912345-32-5

N-(prop-2-yn-1-yl)-4-sulfamoylbenzamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 15h; Inert atmosphere;93%
With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 1h;82%
With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate82%
With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In water; N,N-dimethyl-formamide at 20℃; for 1h; Inert atmosphere;82%
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide74%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

1-amino-4-[(tert-butyloxycarbonyl)amino]butane
68076-36-8

1-amino-4-[(tert-butyloxycarbonyl)amino]butane

tert-butyl (4-(4-sulfamoylbenzamido)butyl)carbamate

tert-butyl (4-(4-sulfamoylbenzamido)butyl)carbamate

Conditions
ConditionsYield
Stage #1: 4-(aminosulfonyl)-benzoic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1-amino-4-[(tert-butyloxycarbonyl)amino]butane In N,N-dimethyl-formamide at 20℃; for 16h;
93%
N-(2-(2-(2-aminoethoxy)ethoxy)ethyl)pent-4-ynamide

N-(2-(2-(2-aminoethoxy)ethoxy)ethyl)pent-4-ynamide

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

C18H25N3O6S

C18H25N3O6S

Conditions
ConditionsYield
Stage #1: 4-(aminosulfonyl)-benzoic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 0.166667h;
Stage #2: N-(2-(2-(2-aminoethoxy)ethoxy)ethyl)pent-4-ynamide With triethylamine In N,N-dimethyl-formamide at 20℃; for 2h;
92%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

1-Ethyl-2,2-dimethoxy-pyrrolidine
84859-26-7

1-Ethyl-2,2-dimethoxy-pyrrolidine

4-[1-Ethyl-pyrrolidin-(2Z)-ylidenesulfamoyl]-benzoic acid methyl ester

4-[1-Ethyl-pyrrolidin-(2Z)-ylidenesulfamoyl]-benzoic acid methyl ester

Conditions
ConditionsYield
In diethyl ether for 6h; Ambient temperature;91%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

5-chloro-2-methoxybenzoic acid
3438-16-2

5-chloro-2-methoxybenzoic acid

4-([(2-methoxy-5-chlorobenzoyl)amino]sulfonyl)benzoyl chloride

4-([(2-methoxy-5-chlorobenzoyl)amino]sulfonyl)benzoyl chloride

Conditions
ConditionsYield
With thionyl chloride In chlorobenzene at 120℃; for 7 - 9h;91%
4-fluoropiperidine
78197-27-0

4-fluoropiperidine

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-[(4-fluoropiperidin-1-yl)carbonyl]benzenesulfonamide
1050514-21-0

4-[(4-fluoropiperidin-1-yl)carbonyl]benzenesulfonamide

Conditions
ConditionsYield
Stage #1: 4-(aminosulfonyl)-benzoic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 0 - 20℃; for 3h;
Stage #2: 4-fluoropiperidine In tetrahydrofuran; N,N-dimethyl-formamide at 20℃; for 2h;
91%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

(3aS,6aS)-tert-butyl hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate

(3aS,6aS)-tert-butyl hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate

(3aS,6aS)-tert-butyl 5-(4-sulfamoylbenzoyl)hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate

(3aS,6aS)-tert-butyl 5-(4-sulfamoylbenzoyl)hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate

Conditions
ConditionsYield
With 4-methyl-morpholine; HATU In N,N-dimethyl-formamide at 0℃;91%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-sulfamoylbenzoyl chloride
51594-97-9

4-sulfamoylbenzoyl chloride

Conditions
ConditionsYield
With thionyl chloride for 5h; Heating;90%
With thionyl chloride for 0.5h; Heating;
With thionyl chloride Heating / reflux;
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

N-benzyloxycarbonyl-1,6-hexanediamine
66095-18-9

N-benzyloxycarbonyl-1,6-hexanediamine

benzyl (6-(4-sulfamoylbenzamido)hexyl)carbamate
1294354-58-7

benzyl (6-(4-sulfamoylbenzamido)hexyl)carbamate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃;90%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 14h;73.8 mg
3-methylpyridin-2-ylamine
1603-40-3

3-methylpyridin-2-ylamine

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

C6H8N2*C7H7NO4S

C6H8N2*C7H7NO4S

Conditions
ConditionsYield
In ethanol at 20℃; for 24h;90%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

2-((S)-2-{[(S)-1-((S)-2-Amino-3-methyl-butyryl)-pyrrolidine-2-carbonyl]-amino}-3-methyl-butyryl)-benzooxazole-5-carboxylic acid methyl ester

2-((S)-2-{[(S)-1-((S)-2-Amino-3-methyl-butyryl)-pyrrolidine-2-carbonyl]-amino}-3-methyl-butyryl)-benzooxazole-5-carboxylic acid methyl ester

2-[(S)-3-Methyl-2-({(S)-1-[(S)-3-methyl-2-(4-sulfamoyl-benzoylamino)-butyryl]-pyrrolidine-2-carbonyl}-amino)-butyryl]-benzooxazole-5-carboxylic acid methyl ester

2-[(S)-3-Methyl-2-({(S)-1-[(S)-3-methyl-2-(4-sulfamoyl-benzoylamino)-butyryl]-pyrrolidine-2-carbonyl}-amino)-butyryl]-benzooxazole-5-carboxylic acid methyl ester

Conditions
ConditionsYield
With 1-hydroxybenzotriazol-hydrate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran for 16h; Ambient temperature;89%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

1-cyclopropyl-4-{4-[(5-methyl-3-{3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}-1H-pyrazol-1-yl)methyl]pyridin-2-yl}piperazine
1227158-85-1

1-cyclopropyl-4-{4-[(5-methyl-3-{3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}-1H-pyrazol-1-yl)methyl]pyridin-2-yl}piperazine

1-cyclopropyl-4-{4-[(5-methyl-3-{3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}-1H-pyrazol-1-yl)methyl]pyridin-2-yl}piperazine 4-sulfamoylbenzoate
1227158-88-4

1-cyclopropyl-4-{4-[(5-methyl-3-{3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}-1H-pyrazol-1-yl)methyl]pyridin-2-yl}piperazine 4-sulfamoylbenzoate

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 1h;88%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

C27H48N4O5S
1228371-57-0

C27H48N4O5S

C34H53N5O8S2

C34H53N5O8S2

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h;88%
tert-butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate hydrochloride
1023301-84-9

tert-butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate hydrochloride

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

2-(4-sulfamoylbenzoyl)-2,7-diazaspiro[3.5]nonane-7-carboxylic acid tert-butyl ester

2-(4-sulfamoylbenzoyl)-2,7-diazaspiro[3.5]nonane-7-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 20℃;88%
1-hydroxy-pyrrolidine-2,5-dione
6066-82-6

1-hydroxy-pyrrolidine-2,5-dione

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-uulfamoyl-benzoic acid 2,5-dioxo-pyrrolidin-1-yl ester
154715-61-4

4-uulfamoyl-benzoic acid 2,5-dioxo-pyrrolidin-1-yl ester

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 4h; Inert atmosphere;87%
With dicyclohexyl-carbodiimide In N,N-dimethyl-formamide80%
With dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at -20℃; for 21h;75%
1-Butyl-2,2-dimethoxy-pyrrolidine
74255-10-0

1-Butyl-2,2-dimethoxy-pyrrolidine

4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-[1-Butyl-pyrrolidin-(2Z)-ylidenesulfamoyl]-benzoic acid methyl ester

4-[1-Butyl-pyrrolidin-(2Z)-ylidenesulfamoyl]-benzoic acid methyl ester

Conditions
ConditionsYield
In diethyl ether for 6h; Ambient temperature;87%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

4-(hydroxymethyl)benzenesulfonamide
67472-44-0

4-(hydroxymethyl)benzenesulfonamide

Conditions
ConditionsYield
With borane-THF In tetrahydrofuran at 0 - 20℃; for 12h;86%
With diborane In tetrahydrofuran at 0 - 20℃; for 19h; Inert atmosphere;74%
Stage #1: 4-(aminosulfonyl)-benzoic acid With diborane In tetrahydrofuran at 0 - 20℃; for 18.5h;
Stage #2: With hydrogenchloride In methanol; water at 0℃; for 1.5h; Reflux;
67%
With dimethylsulfide borane complex In tetrahydrofuran at 0 - 10℃; for 12h;64.47%
Stage #1: 4-(aminosulfonyl)-benzoic acid With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; Reflux; Inert atmosphere;
Stage #2: With hydrogenchloride In tetrahydrofuran; water at 0℃;
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

(13S,17S)-3-(tert-butyldimethylsilyloxy)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl 2-hydroxyacetate

(13S,17S)-3-(tert-butyldimethylsilyloxy)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl 2-hydroxyacetate

2-((13S,17S)-3-(tert-butyldimethylsilyloxy)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yloxy)-2-oxoethyl 4-sulfamoylbenzoate

2-((13S,17S)-3-(tert-butyldimethylsilyloxy)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yloxy)-2-oxoethyl 4-sulfamoylbenzoate

Conditions
ConditionsYield
With pyridine; toluene-4-sulfonic acid; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 72h;86%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

5-iodooctafluoro-3-oxapentanesulfonyl fluoride
66137-74-4

5-iodooctafluoro-3-oxapentanesulfonyl fluoride

C11H5F8INO7S2(1-)*K(1+)

C11H5F8INO7S2(1-)*K(1+)

Conditions
ConditionsYield
Stage #1: 4-(aminosulfonyl)-benzoic acid With 19-oxaheptatriacontane; potassium carbonate; potassium hydroxide In water; toluene at 20℃;
Stage #2: 5-iodooctafluoro-3-oxapentanesulfonyl fluoride In water; toluene for 0.5h;
86%
4-(aminosulfonyl)-benzoic acid
138-41-0

4-(aminosulfonyl)-benzoic acid

3-bromobenzoylpiperazine

3-bromobenzoylpiperazine

4-[4-(3-bromobenzoyl)piperazine-1-carbonyl]benzenesulfonamide

4-[4-(3-bromobenzoyl)piperazine-1-carbonyl]benzenesulfonamide

Conditions
ConditionsYield
Stage #1: 4-(aminosulfonyl)-benzoic acid With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 1h;
Stage #2: 3-bromobenzoylpiperazine In N,N-dimethyl-formamide at 20℃;
86%
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