Benzeneethanesulfonyl chloride
[CAS# 4025-71-2]

Identification

• Classification: Chemical reagent >> Organic reagent >> Sulfonate / sulfinate
• Name: Benzeneethanesulfonyl chloride
• Synonyms: 2-Phenylethanesulfonyl chloride; 2-Phenylethylsulfonyl chloride; Phenethylsulfonyl chloride; Phenylethanesulfonyl chloride
• Molecular Formula: C₈H₉ClO₂S
• Molecular Weight: 204.67
• CAS Registry Number: 4025-71-2
• EC Number: 673-798-7

Properties

• Solubility: Very slightly soluble (0.72 g/L) (25 ºC), Calc.^*
• Density: 1.323±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 81-82 ºC^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs)

^** Terent'ev, A. P.; Zhurnal Obshchei Khimii 1953, V23, P204-8.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H302
Skin corrosion	Skin Corr.	1B	H314
Acute toxicity	Acute Tox.	4	H332
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319