4-Methoxyphenyl trifluoromethanesulfonate
[CAS# 66107-29-7]

Identification

• Classification: Chemical reagent >> Organic reagent >> Tosylate
• Name: 4-Methoxyphenyl trifluoromethanesulfonate
• Molecular Formula: C₈H₇F₃O₄S
• Molecular Weight: 256.20
• CAS Registry Number: 66107-29-7
• EC Number: 677-567-1
• SMILES: COC1=CC=C(C=C1)OS(=O)(=O)C(F)(F)F

Properties

• Solubility: 31.65 mg/L (25 °C water)
• Density: 1.5±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.469, Calc.^*
• Melting point: 83.60 °C
• Boiling Point: 303.15 °C, 283.9±40.0 °C (760 mmHg), Calc.^*
• Flash Point: 125.5±27.3 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.

Safety Data

• Hazard Symbols: GHS07 Warning
• Risk Statements: H315-H319-H335
• Safety Statements: P261-P264-P264+P265-P271-P280-P302+P352-P304+P340-P305+P351+P338-P319-P321-P332+P317-P337+P317-P362+P364-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335