PENTAMETHYLBENZENESULFONYL CHLORIDE

CAS No.：52499-94-2

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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PENTAMETHYLBENZENESULFONYL CHLORIDE Basic information

Product Name:	PENTAMETHYLBENZENESULFONYL CHLORIDE
Synonyms:	PENTAMETHYLBENZENESULFONYL CHLORIDE;PENTAMETHYLBENZENESULPHONYL CHLORIDE;2,3,4,5,6-PENTAMETHYLBENZENE-1-SULFONYL CHLORIDE;2,3,4,5,6-pentamethylbenzene-1-sulphonyl chloride;PENTAMETHYLBENZENESULFONYL CHLORIDE, 98+%;Pentamethylbenzenesulphonyl chloride, 98+%;2,3,4,5,6-PentaMethylbenzenesulfonyl chloride;Pentamethylbenzenesulfonyl chloride 97%
CAS:	52499-94-2
MF:	C11H15ClO2S
MW:	246.75
EINECS:	257-968-4
Product Categories:	Organic Building Blocks;Sulfonyl Halides;Sulfur Compounds
Mol File:	52499-94-2.mol

PENTAMETHYLBENZENESULFONYL CHLORIDE Chemical Properties

Melting point	81-85 °C(lit.)
Boiling point	362.5±42.0 °C(Predicted)
density	1.189±0.06 g/cm3(Predicted)
storage temp.	2-8°C
Sensitive	Moisture Sensitive
BRN	2844881
CAS DataBase Reference	52499-94-2(CAS DataBase Reference)

Safety Information

Hazard Codes	C
Risk Statements	34
Safety Statements	26-36/37/39-45
RIDADR	UN 3261 8/PG 2
WGK Germany	3
HazardClass	8
PackingGroup	II
HS Code	2930909899

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

PENTAMETHYLBENZENESULFONYL CHLORIDE Usage And Synthesis

Uses	Pentamethylbenzenesulfonyl chloride is used as a reactant in the preparation of benzosultam derivatives via chlorosulfonylation of benzene derivatives followed by azide substitution and cobalt-porphyrin-catalyzed amination/cyclization.

PENTAMETHYLBENZENESULFONYL CHLORIDE Preparation Products And Raw materials

Raw materials

Pentamethylbenzene

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