2-BUTYLSULFONYLCHLORIDE

Modify Date: 2026-07-08 23:40:18

2-BUTYLSULFONYLCHLORIDE Structure
2-BUTYLSULFONYLCHLORIDE structure
Common Name 2-BUTYLSULFONYLCHLORIDE
CAS Number 4375-72-8 Molecular Weight 156.631
Density 1.2±0.1 g/cm3 Boiling Point 195.0±9.0 °C at 760 mmHg
Molecular Formula C4H9ClO2S Melting Point N/A
MSDS USA Flash Point 71.7±18.7 °C

 Names

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

Name Butane-2-sulfonyl chloride
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 1.2±0.1 g/cm3
Boiling Point 195.0±9.0 °C at 760 mmHg
Molecular Formula C4H9ClO2S
Molecular Weight 156.631
Flash Point 71.7±18.7 °C
Exact Mass 156.001175
PSA 42.52000
LogP 1.64
Vapour Pressure 0.6±0.4 mmHg at 25°C
Index of Refraction 1.449
InChIKey WKIXWKIEOCQGAF-UHFFFAOYSA-N
SMILES CCC(C)S(=O)(=O)Cl

 Safety Information

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

Hazard Codes Xi,Xn
Risk Phrases 22-43
Safety Phrases 36/37
HS Code 2904909090

 Synthetic Route

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

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2-BUTYLSULFONYLCHLORIDE Structure

2-BUTYLSULFONYL...

CAS#:4375-72-8

Learn More
Literature: Roehm and Haas Patent: US2147346 , 1937 ; Full Text Show Details Sprague; Johnson Journal of the American Chemical Society, 1937 , vol. 59, p. 1837,1839

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2-BUTYLSULFONYLCHLORIDE Structure

2-BUTYLSULFONYL...

CAS#:4375-72-8

Learn More
Literature: Roehm and Haas Patent: US2147346 , 1937 ; Full Text Show Details Sprague; Johnson Journal of the American Chemical Society, 1937 , vol. 59, p. 1837,1839

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2-BUTYLSULFONYLCHLORIDE Structure

2-BUTYLSULFONYL...

CAS#:4375-72-8

Learn More
Literature: King; Lam; Skonieczny Journal of the American Chemical Society, 1992 , vol. 114, # 5 p. 1743 - 1749

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2-BUTYLSULFONYLCHLORIDE Structure

2-BUTYLSULFONYL...

CAS#:4375-72-8

Learn More
Literature: I.G.Farbenind. Patent: DE717680 , 1938 ; DRP/DRBP Org.Chem. Full Text Show Details Asinger; Ebeneder; Boeck Chemische Berichte, 1942 , vol. 75, p. 46,348

 Precursor & DownStream

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

Precursor  4

DownStream  2

 Customs

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

HS Code 2904909090
Summary HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Synonyms

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

rac-butane-2-sulfonyl chloride
Butane-2-sulfonyl chloride
1-methylpropanesulfonyl chloride
2-Butansulfochlorid
Butan-2-sulfonylchlorid
sec.-Butylsulfonyl chloride
2-butylsulfonyl chloride
sec-butanesulfonyl chloride
2-Butanesulfonyl chloride

 2-BUTYLSULFONYLCHLORIDE | FAQ

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

Q: What are the upstream materials of Butane-2-sulfonyl chloride?
A: Related upstream materials(CAS) of Butane-2-sulfonyl chloride: 6326-37-0;106139-27-9;27846-18-0;106-97-8.
Q: What English synonyms does Butane-2-sulfonyl chloride have?
A: English synonyms of Butane-2-sulfonyl chloride: rac-butane-2-sulfonyl chloride, Butane-2-sulfonyl chloride, 1-methylpropanesulfonyl chloride, 2-Butansulfochlorid, Butan-2-sulfonylchlorid, sec.-Butylsulfonyl chloride, 2-butylsulfonyl chloride, sec-butanesulfonyl chloride, 2-Butanesulfonyl chloride.
Q: What are the downstream products of Butane-2-sulfonyl chloride?
A: Related downstream products(CAS) of Butane-2-sulfonyl chloride: 1595-16-0;16794-12-0.
Q: What is the InChIKey of Butane-2-sulfonyl chloride?
A: InChIKey of Butane-2-sulfonyl chloride is WKIXWKIEOCQGAF-UHFFFAOYSA-N.
Q: What is the LogP of Butane-2-sulfonyl chloride?
A: LogP of Butane-2-sulfonyl chloride is 1.64.
Q: What is the molecular formula of Butane-2-sulfonyl chloride?
A: Molecular formula of Butane-2-sulfonyl chloride is C4H9ClO2S.
Q: What is the boiling point of Butane-2-sulfonyl chloride?
A: Boiling point of Butane-2-sulfonyl chloride is 195.0±9.0 °C at 760 mmHg.
Q: What is the CAS number of Butane-2-sulfonyl chloride?
A: CAS number of Butane-2-sulfonyl chloride is 4375-72-8.
Q: What is the English name of Butane-2-sulfonyl chloride?
A: The English name of Butane-2-sulfonyl chloride is Butane-2-sulfonyl chloride.
Q: What is the SMILES notation of Butane-2-sulfonyl chloride?
A: SMILES notation of Butane-2-sulfonyl chloride is CCC(C)S(=O)(=O)Cl.

 2-BUTYLSULFONYLCHLORIDEfactory

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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