4-Amino-3-pyridinesulfonamide

Modify Date: 2026-07-21 23:05:39

4-Amino-3-pyridinesulfonamide Structure
4-Amino-3-pyridinesulfonamide structure
Common Name 4-Amino-3-pyridinesulfonamide
CAS Number 75903-62-7 Molecular Weight 173.193
Density 1.5±0.1 g/cm3 Boiling Point 476.5±55.0 °C at 760 mmHg
Molecular Formula C5H7N3O2S Melting Point N/A
MSDS N/A Flash Point 242.0±31.5 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-aminopyridine-3-sulfonamide
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.5±0.1 g/cm3
Boiling Point 476.5±55.0 °C at 760 mmHg
Molecular Formula C5H7N3O2S
Molecular Weight 173.193
Flash Point 242.0±31.5 °C
Exact Mass 173.025894
PSA 107.45000
LogP 0.23
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.632
InChIKey UYHJMFCJYZHINT-UHFFFAOYSA-N
SMILES Nc1ccncc1S(N)(=O)=O

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
HS Code 2935009090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~54%

4-Amino-3-pyridinesulfonamide Structure

4-Amino-3-pyrid...

CAS#:75903-62-7

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Literature: ANADYS PHARMACEUTICALS, INC. Patent: WO2008/124450 A1, 2008 ; Location in patent: Page/Page column 223-224 ;

~50%

4-Amino-3-pyridinesulfonamide Structure

4-Amino-3-pyrid...

CAS#:75903-62-7

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Literature: Morisawa, Yasuhiro; Kataoka, Mitsuru; Nagahori, Hitoshi; Sakamoto, Toshiaki; Kitano, Noritoshi; et al. Journal of Medicinal Chemistry, 1980 , vol. 23, # 12 p. 1376 - 1380

~%

4-Amino-3-pyridinesulfonamide Structure

4-Amino-3-pyrid...

CAS#:75903-62-7

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Literature: Journal of Medicinal Chemistry, , vol. 36, # 21 p. 3211 - 3213

~%

4-Amino-3-pyridinesulfonamide Structure

4-Amino-3-pyrid...

CAS#:75903-62-7

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Literature: Journal of Medicinal Chemistry, , vol. 36, # 21 p. 3211 - 3213

~%

4-Amino-3-pyridinesulfonamide Structure

4-Amino-3-pyrid...

CAS#:75903-62-7

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Literature: Tetrahedron, , vol. 54, # 44 p. 13645 - 13654

~%

4-Amino-3-pyridinesulfonamide Structure

4-Amino-3-pyrid...

CAS#:75903-62-7

Learn More
Literature: Tetrahedron, , vol. 54, # 44 p. 13645 - 13654

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  5

DownStream  0

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2935009090
Summary 2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4-amino-3-pyridine sulfonamide
4-aminopyridine-3-sulfonic acid amide
4-aminopyridine-3-sulfonamide
4-Amino-3-pyridinesulfonamide
3-Pyridinesulfonamide,4-amino

 4-Amino-3-pyridinesulfonamide | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the InChIKey of 4-aminopyridine-3-sulfonamide?
A: InChIKey of 4-aminopyridine-3-sulfonamide is UYHJMFCJYZHINT-UHFFFAOYSA-N.
Q: What English synonyms does 4-aminopyridine-3-sulfonamide have?
A: English synonyms of 4-aminopyridine-3-sulfonamide: 4-amino-3-pyridine sulfonamide, 4-aminopyridine-3-sulfonic acid amide, 4-aminopyridine-3-sulfonamide, 4-Amino-3-pyridinesulfonamide, 3-Pyridinesulfonamide,4-amino.
Q: What is the LogP of 4-aminopyridine-3-sulfonamide?
A: LogP of 4-aminopyridine-3-sulfonamide is 0.23.
Q: What is the SMILES notation of 4-aminopyridine-3-sulfonamide?
A: SMILES notation of 4-aminopyridine-3-sulfonamide is Nc1ccncc1S(N)(=O)=O.
Q: What is the boiling point of 4-aminopyridine-3-sulfonamide?
A: Boiling point of 4-aminopyridine-3-sulfonamide is 476.5±55.0 °C at 760 mmHg.
Q: What are the upstream materials of 4-aminopyridine-3-sulfonamide?
A: Related upstream materials(CAS) of 4-aminopyridine-3-sulfonamide: 33263-43-3;33263-44-4;51498-37-4;29452-57-1;504-24-5.
Q: What is the CAS number of 4-aminopyridine-3-sulfonamide?
A: CAS number of 4-aminopyridine-3-sulfonamide is 75903-62-7.
Q: What is the molecular formula of 4-aminopyridine-3-sulfonamide?
A: Molecular formula of 4-aminopyridine-3-sulfonamide is C5H7N3O2S.
Q: What is the molecular weight of 4-aminopyridine-3-sulfonamide?
A: Molecular weight of 4-aminopyridine-3-sulfonamide is 173.193.
Q: What is the English name of 4-aminopyridine-3-sulfonamide?
A: The English name of 4-aminopyridine-3-sulfonamide is 4-aminopyridine-3-sulfonamide.

 4-Amino-3-pyridinesulfonamidefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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