Chloromethyl chlorosulfate

Modify Date: 2025-08-21 07:26:56

Chloromethyl chlorosulfate Structure
Chloromethyl chlorosulfate structure
Common Name Chloromethyl chlorosulfate
CAS Number 49715-04-0 Molecular Weight 164.996
Density 1.7±0.1 g/cm3 Boiling Point 192.6±23.0 °C at 760 mmHg
Molecular Formula CH2Cl2O3S Melting Point N/A
MSDS Chinese USA Flash Point 70.3±22.6 °C
Symbol GHS05 GHS06 GHS08
GHS05, GHS06, GHS08
Signal Word Danger

 Names

Name Chloromethyl Chlorosulfate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 192.6±23.0 °C at 760 mmHg
Molecular Formula CH2Cl2O3S
Molecular Weight 164.996
Flash Point 70.3±22.6 °C
Exact Mass 163.910172
PSA 51.75000
LogP 0.92
Vapour Pressure 0.7±0.4 mmHg at 25°C
Index of Refraction 1.477
Storage condition Store at 2-8C
Water Solubility reacts

 Safety Information

Symbol GHS05 GHS06 GHS08
GHS05, GHS06, GHS08
Signal Word Danger
Hazard Statements H302-H314-H330-H350
Precautionary Statements P201-P260-P280-P304 + P340 + P310-P305 + P351 + P338-P308 + P313
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes T+:Verytoxic;C:Corrosive;
Risk Phrases R22;R26;R34
Safety Phrases S26-S36/37/39-S45-S28A
RIDADR UN 1760 8/PG 3
WGK Germany 3
Packaging Group I; II
Hazard Class 6.1

 Synthetic Route

 Articles1

More Articles
Chloromethyl chlorosulfate: a new, catalytic method of preparation and reactions with some nucleophiles.

Org. Biomol. Chem. 2 , 1554, (2004)

The reaction of liquid (gamma-) SO3 with CH2Cl2 at room temperature leads to SO3 insertion into the C-Cl bonds, giving the useful chloromethylating agent chloromethyl chlorosulfate (CMCS). The process...

 Synonyms

Chlorosulfuric acid, chloromethyl ester
Chlorosulfuric acid (HSO), chloromethyl ester
EINECS 256-442-1
Chloromethyl chlorosulphate
chloro(chlorosulfonyloxy)methane
Chlorosulfuric Acid Chloromethyl Ester
MFCD00041547
Chloromethyl chlorosulfate
Chloromethyl sulfurochloridate
Chlorosulfonic Acid Chloromethyl Ester
ChloroMethyl Chlorosulfonate
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