4-Chlorobenzenesulfonyl isocyanate

Modify Date: 2025-08-26 17:37:30

4-Chlorobenzenesulfonyl isocyanate Structure
4-Chlorobenzenesulfonyl isocyanate structure
Common Name 4-Chlorobenzenesulfonyl isocyanate
CAS Number 5769-15-3 Molecular Weight 217.630
Density 1.5±0.1 g/cm3 Boiling Point 335.2±0.0 °C at 760 mmHg
Molecular Formula C7H4ClNO3S Melting Point N/A
MSDS Chinese USA Flash Point 135.8±23.2 °C
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

Name 4-Chlorobenzenesulfonyl isocyanate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 335.2±0.0 °C at 760 mmHg
Molecular Formula C7H4ClNO3S
Molecular Weight 217.630
Flash Point 135.8±23.2 °C
Exact Mass 216.960037
PSA 71.95000
LogP 2.83
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.597
Storage condition Refrigerator (+4°C) + Flammables area

 Safety Information

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302-H312-H314-H332
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes C:Corrosive;
Risk Phrases R10;R20/21/22;R34
Safety Phrases S26-S27-S36/37/39-S45-S25-S16
RIDADR UN 3265 8/PG 1
WGK Germany 3
Packaging Group II
Hazard Class 8
HS Code 2929109000

 Synthetic Route

~64%

4-Chlorobenzenesulfonyl isocyanate Structure

4-Chlorobenzene...

CAS#:5769-15-3

Literature: Besenyei; Simandi Tetrahedron Letters, 1993 , vol. 34, # 17 p. 2839 - 2842

~%

4-Chlorobenzenesulfonyl isocyanate Structure

4-Chlorobenzene...

CAS#:5769-15-3

Literature: Angewandte Chemie, , vol. 78, p. 761 - 769

~%

4-Chlorobenzenesulfonyl isocyanate Structure

4-Chlorobenzene...

CAS#:5769-15-3

Literature: Chemische Berichte, , vol. 124, # 9 p. 1997 - 2000

~%

4-Chlorobenzenesulfonyl isocyanate Structure

4-Chlorobenzene...

CAS#:5769-15-3

Literature: Angewandte Chemie, , vol. 78, p. 761 - 769

 Customs

HS Code 2929109000
Summary 2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Articles2

More Articles
Chemistry of sulfonyl isocyanates and sulfonyl isothiocyanates. IX. Routes to substituted oxazolidin-2-ones and oxazolidine-2-thiones. McFarland JW, et al.

J. Heterocycl. Chem. 17(2) , 271-272, (1980)

Acetylative cleavage of (arylsulfonyl) ureas to N-acetylarenesulfonamides and isocyanates. Nagasawa HT, et al.

J. Org. Chem. 50(24) , 4993-96, (1985)

 Synonyms

p-Chlorobenzenesulfonyl isocyanate
4-Chlorobenzenesulfonyl isocyanate
4-chloro-N-(oxomethylidene)benzenesulfonamide
MFCD00009978
Benzenesulfonyl isocyanate, 4-chloro-
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