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T35955

Sigma-Aldrich

p-Toluenesulfonyl chloride

reagent grade, ≥98%

Synonyme(s) :

Tosyl chloride

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About This Item

Formule linéaire :
CH3C6H4SO2Cl
Numéro CAS:
Poids moléculaire :
190.65
Numéro Beilstein :
607898
Numéro CE :
Numéro MDL:
Code UNSPSC :
12352100
ID de substance PubChem :
Nomenclature NACRES :
NA.21

Qualité

reagent grade

Niveau de qualité

Pression de vapeur

1 mmHg ( 88 °C)

Pureté

≥98%

Point d'ébullition

134 °C/10 mmHg (lit.)

Pf

65-69 °C (lit.)

Chaîne SMILES 

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

InChI

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

Clé InChI

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.

Pictogrammes

CorrosionExclamation mark

Mention d'avertissement

Danger

Mentions de danger

Classification des risques

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

Code de la classe de stockage

8B - Non-combustible corrosive hazardous materials

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

262.4 °F - closed cup

Point d'éclair (°C)

128 °C - closed cup

Équipement de protection individuelle

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


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