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253022

Sigma-Aldrich

(S)-(+)-O-Acetylmandelic acid

99%

Synonym(s):

(S)-(+)-α-Acetoxyphenylacetic acid

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About This Item

Linear Formula:
CH3CO2CH(C6H5)CO2H
CAS Number:
Molecular Weight:
194.18
Beilstein:
2694109
MDL number:
UNSPSC Code:
12352108
PubChem Substance ID:
NACRES:
NA.22

Assay

99%

optical activity

[α]28/D +153°, c = 2 in acetone

optical purity

ee: 98% (GLC)

mp

97-99 °C (lit.)

functional group

carboxylic acid
ester
phenyl

SMILES string

CC(=O)O[C@H](C(O)=O)c1ccccc1

InChI

1S/C10H10O4/c1-7(11)14-9(10(12)13)8-5-3-2-4-6-8/h2-6,9H,1H3,(H,12,13)/t9-/m0/s1

InChI key

OBCUSTCTKLTMBX-VIFPVBQESA-N

Application

The (R)- and (S)-isomers are chiral derivatizing agents for NMR determination of enantiomeric purity of α-deuterated carboxylic acids, alcohols, and amines.[1]

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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J. Chem. Soc. Perkin Trans. II, 83-83 (1983)

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