Toluene-4-sulfonyl fluoride
[CAS# 455-16-3]

Identification

• Classification: Chemical reagent >> Organic reagent >> Sulfonyl halide
• Name: Toluene-4-sulfonyl fluoride
• Synonyms: Tosyl fluoride; p-Methylbenzenesulfonyl fluoride; p-Methylphenylsulfonyl fluoride; p-Tolylsulfonyl fluoride
• Molecular Formula: C₇H₇FO₂S
• Molecular Weight: 174.19
• CAS Registry Number: 455-16-3
• EC Number: 207-238-6

Properties

• Solubility: Very slightly soluble (0.16 g/L) (25 ºC), Calc.^*
• Density: 1.233 g/cm^3**
• Melting point: 44 ºC^***
• Boiling point: 169.5 ºC (132 Torr)^****
• Flash point: 87.2±21.5 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2018 ACD/Labs)

^** Dann, Arthur T.; Journal of the Chemical Society 1933, P15-21.

^*** Yagupol'skii, Yu. L.; Zhurnal Organicheskoi Khimii 1983, V19(1), P79-82.

^**** Steinkopf, Wilhelm; Journal fuer Praktische Chemie (Leipzig) 1927, V117, P1-82.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin corrosion	Skin Corr.	1B	H314
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332
Serious eye damage	Eye Dam.	1	H318
Substances or mixtures corrosive to metals	Met. Corr.	1	H290