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Merck

T35955

Sigma-Aldrich

p-Toluenesulfonyl chloride

reagent grade, ≥98%

Sinónimos:

Tosyl chloride

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About This Item

Fórmula lineal:
CH3C6H4SO2Cl
Número de CAS:
Peso molecular:
190.65
Beilstein/REAXYS Number:
607898
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21

grade

reagent grade

Quality Level

vapor pressure

1 mmHg ( 88 °C)

assay

≥98%

bp

134 °C/10 mmHg (lit.)

mp

65-69 °C (lit.)

SMILES string

Cc1ccc(cc1)S(Cl)(=O)=O

InChI

1S/C7H7ClO2S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3

InChI key

YYROPELSRYBVMQ-UHFFFAOYSA-N

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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.

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Irrit. 2 - Skin Sens. 1

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk_germany

WGK 1

flash_point_f

262.4 °F - closed cup

flash_point_c

128 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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