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

(S)-(+)-α-Methoxy-α-trifluoromethylphenylacetyl chloride is commonly used as a derivatizing agent in Mosher ester analysis and Mosher amide analysis, which are NMR-based methods for determining the absolute configuration of the chiral carbon center in secondary alcohols and amines, respectively.

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Catalog Number	CBB1112502
Alternative Name(s)	(S)-(+)-MTPA-Cl; Mosher’s acid chloride
Molecular Formula	C6H5C(OCH3)(CF3)COCl
CAS#	20445-33-4
Purity	>99%
Inchi	1S/C10H8ClF3O2/c1-16-9(8(11)15,10(12,13)14)7-5-3-2-4-6-7/h2-6H,1H3/t9-/m1/s1
Inchi Key	PAORVUMOXXAMPL-SECBINFHSA-N
SMILES	CO[C@@](C(Cl)=O)(c1ccccc1)C(F)(F)F
Size	Inquiry
Supplier Page	https://www.amerigoscientific.com/s-methoxy-trifluoromethylphenylacetyl-chloride-item-112502.html