Phenylmethanesulfonyl chloride

Basic Information

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CAS Number

1939-99-7

Molecular Formula

C7H7ClO2S

Molecular Weight

190.65 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

Physical State

Pale-yellow to Yellow-brown Solid

Melting Point

90.0 to 94.0 deg-C

Boiling Point

120°C/10mmHg

Refractive Index

1.624-1.626

SMILES

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C1=CC=C(C=C1)CS(=O)(=O)Cl

InChI

InChI=1S/C7H7ClO2S/c8-11(9,10)6-7-4-2-1-3-5-7/h1-5H,6H2

InChIKey

OAHKWDDSKCRNFE-UHFFFAOYSA-N

LogP

1.7552

Topological Polar Surface Area

34.14 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

199

Safety Information

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Hazard Statement

H290 May be corrosive to metals
Corrosive to Metals

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 8 Class 8

Sensitiveness

Moisture Sensitive

Synonyms & References

English

alpha-toluenesulphonyl chloride
Benzylsulfonyl chloride
TOLUENE-ALPHA-SULFONYL CHLORIDE
benzylsulphonyl chloride
Toluene-alpha-sulphonyl chloride
1-phenylmethanesulfonyl chloride
AKOS000120566
NSC41894
AR2915
STR03418
Phenyl-Methanesulfonyl Chloride
Methanesulfonyl chloride, phenyl-
Phenylmethanesulphonyl chloride
benzyl sulfonyl chloride
NSC 41894
alpha-toluenesulphonylchloride
alpha-toluene-sulfonyl chloride
alpha-tolylsulfonyl chloride
alpha-Toluenesulfonylchloride
phenylmethylsulphonyl chloride
benzenemethanesulfonic acid chloride
benzylsulfonylchloride
SCHEMBL4438
phenyl-methansulfonyl chloride
.alpha.-Toluenesulfonyl chloride
MFCD00007455
PB48306
Phenylmethylsulfonyl chloride
FT-0622502
(phenylmethyl)sulphonyl chloride
phenylmethanesulfonyl-chloride

MDL Number

MFCD00007455

Customs Code

29049020

FAQ

What is Phenylmethanesulfonyl chloride (CAS: 1939-99-7)?

Phenylmethanesulfonyl chloride (CAS: 1939-99-7) is a chemical compound with the molecular formula C8H7O3SCl. It is a white solid and is used as a protecting group in organic synthesis, particularly for sulfonic acid groups.

What are the main uses of Phenylmethanesulfonyl chloride (CAS: 1939-99-7)?

Phenylmethanesulfonyl chloride is primarily used as a reagent in organic synthesis for the protection of sulfonic acid groups. It is also utilized in pharmaceuticals and chemical research for making derivatives of sulfonic acids and sulfonamides.

Is Phenylmethanesulfonyl chloride (CAS: 1939-99-7) safe?

Phenylmethanesulfonyl chloride is not considered highly toxic, but it is corrosive and may cause skin and eye irritation. It should be handled with appropriate personal protective equipment (PPE) such as gloves and goggles. Storage and use should be in a well-ventilated area, and all safety data sheets (SDS) should be consulted for detailed safety information.

How should Phenylmethanesulfonyl chloride (CAS: 1939-99-7) be stored?

Phenylmethanesulfonyl chloride should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture absorption. The storage temperature should not exceed 25°C (77°F) to ensure stability and prevent degradation.