Synonyms: Tosyl chloride
CAS Number: 98-59-9
Formula: C7H7ClO2S
Formula Weight: 190.65
Linear Formula: CH3C6H4SO2Cl
MDL No.: MFCD00007450
Purity: >=98%
Boiling Point: 134 C/10 mmHg(lit.)
Melting Point: 65-69 C (lit.)
Beilstein Registry Number: 607898
EC Number: 202-684-8
UNSPSC Code: 12352100
Application: p-toluenesulfonyl chloride may be used along with N-methylimidazole for the esterification or thioesterification of carboxylic acids and alcohols or thiols. It may also be used as a chlorine source for α-chlorination of ketones in the presence of lithium diisopropylamide.
RTECS: DB8929000
RIDADR: UN 3261 8 / PGIII
WGK Germany: 1
Flash Point(F): 262.4 F
Flash Point(C): 128 C
R Codes: 38-41
S Codes: 26-39
IOD Codes: Xi
Symbol: GHS05, GHS07
Signal Word: Danger
Hazard Statements: H290-H315-H317-H318
Precautionary statements: P280-P305 + P351 + P338 + P310