(R)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride
[CAS# 39637-99-5]

Identification

• Classification: Analytical chemistry >> Analytical reagent >> Common analytical reagents
• Name: (R)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride
• Synonyms: Mosher's reagent; (R)-MTPA chloride
• Molecular Formula: C₁₀H₈ClF₃O₂
• Molecular Weight: 252.62
• CAS Registry Number: 39637-99-5
• EC Number: 621-758-4

Properties

• Solubility: Practically insoluble (0.076 g/L) (25 ºC), Calc.^*
• Density: 1.348±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 213.5±0.0 ºC (760 Torr), Calc.^*
• Flash point: 90.0±0.0 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

Safety Data

• Hazard Symbols: C
• Risk Codes: R34
• Safety Description: S26;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin corrosion	Skin Corr.	1B	H314
Serious eye damage	Eye Dam.	1	H318
Substances or mixtures corrosive to metals	Met. Corr.	1	H290
Skin corrosion	Skin Corr.	1C	H314

• Transport Information: UN 3265 8 / PGII