4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride

Modify Date: 2025-08-25 22:00:19

4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride Structure
4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride structure
 Common Name 4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride
CAS Number 20443-74-7 Molecular Weight 287.16200
Density 1.412 g/cm3 Boiling Point 400.8ºC at 760 mmHg
Molecular Formula C12H8Cl2O2S Melting Point 109ºC
MSDS Chinese USA Flash Point 196.2ºC
Symbol GHS05
GHS05		 Signal Word Danger

 Names

Name 4-(4-chlorophenyl)benzenesulfonyl chloride
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.412 g/cm3
Boiling Point 400.8ºC at 760 mmHg
Melting Point 109ºC
Molecular Formula C12H8Cl2O2S
Molecular Weight 287.16200
Flash Point 196.2ºC
Exact Mass 285.96200
PSA 42.52000
LogP 5.01530
Vapour Pressure 2.86E-06mmHg at 25°C
Index of Refraction 1.604

 Safety Information

Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H314
Supplemental HS Reacts violently with water.
Precautionary Statements P280-P305 + P351 + P338-P310
Hazard Codes C
Risk Phrases 14-34
Safety Phrases 26-36/37/39-45
RIDADR UN 3261 8 / PGII
HS Code 2904909090

 Synthetic Route

4'-CHLORO-4-BIPHENYLSULFONIC ACID structure

4'-CHLORO-4-BIP...

CAS#:179051-19-5

~%

4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride Structure

4'-chloro[1,1'-...

CAS#:20443-74-7

Literature: Journal of Medicinal Chemistry, , vol. 43, # 2 p. 156 - 166
4-Chlorobiphenyl structure

4-Chlorobiphenyl

CAS#:2051-62-9

4'-CHLORO-4-BIPHENYLSULFONIC ACID structure

4'-CHLORO-4-BIP...

CAS#:179051-19-5

~97%

4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride Structure

4'-chloro[1,1'-...

CAS#:20443-74-7

Literature: Novartis AG Patent: US6277987 B1, 2001 ; US 6277987 B1
4-Chlorobiphenyl structure

4-Chlorobiphenyl

CAS#:2051-62-9

~%

4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride Structure

4'-chloro[1,1'-...

CAS#:20443-74-7

Literature: Journal of Medicinal Chemistry, , vol. 43, # 2 p. 156 - 166

 Customs

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

4'-Chlorobiphenyl-4-sulfonyl chloride
4'-chloro-4-biphenylylsulphonyl chloride
F9995-0464
MFCD01631918
4PNS-Q02-0
AR2084
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Chemsrc provides CAS#:20443-74-7 MSDS, density, melting point, boiling point, structure, etc. Its name is 4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride>> amp version: 4'-chloro[1,1'-biphenyl]-4-sulfonyl chloride

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