(S)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride

(S)-(+)-α-甲氧基-α-(三氟甲基)苯乙酰氯

Also known as: (S)-(+)-MTPA-Cl, (+)-Mosher's acid chloride, Mosher's acid chloride, (+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride, (+)-MTPA-Cl, (S)-(+)-α-Methoxy-α-trifluoromethylphenylacetyl chloride, (2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoyl chloride

CAS No.
20445-33-4
Jingsj CID
J-25412-4
Molecular Formula
C10H8ClF3O2
Chinese Name
(S)-(+)-α-甲氧基-α-(三氟甲基)苯乙酰氯
Molecular Weight
252.61800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point213-214 °C(lit.)
Density1.35 g/mL at 25 °C(lit.)
Flash Point194 °F

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of (S)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride?

20445-33-4

What are the molecular formula and molecular weight of (S)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride?

C10H8ClF3O2, molecular weight 252.61800 g/mol

Is (S)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride hazardous?

Danger

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026