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(R)-(-)-O-Acetylmandelic acid, 98%

Product Code. 15462978
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Product Code. 15462978 Supplier Thermo Scientific Alfa Aesar Supplier No. H56492.06
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Estimated Shipment: 28-09-2026
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Description

CAS: 51019-43-3 | C10H10O4 | 194.19 g/mol

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

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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

Solubility
Soluble in methanol. (almost transparency)

Notes
Store in a cool dry place. Incompatible with oxidizing agents. Keep container tightly closed.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 51019-43-3
Molecular Formula C10H10O4
Molecular Weight (g/mol) 194.19
MDL Number MFCD00004249
InChI Key OBCUSTCTKLTMBX-UHFFFAOYNA-N
Synonym r-2-acetoxy-2-phenylacetic acid, r---alpha-acetoxyphenylacetic acid, --o-acetyl-d-mandelic acid, r---o-acetylmandelic acid, r-alpha-acetoxyphenylacetic acid, 2r-2-acetyloxy-2-phenylacetic acid, benzeneacetic acid, alpha-acetyloxy-, alphar, r-acetyloxy phenyl acetic acid, s-+-o-acetyl-l-mandelic acid, r---a-acetylmandelic acid
PubChem CID 2733814
IUPAC Name (2R)-2-acetyloxy-2-phenylacetic acid
SMILES CC(=O)OC(C(O)=O)C1=CC=CC=C1

Especificaciones

Melting Point 97°C to 99°C
Quantity 5 g
Beilstein 2694110
Solubility Information Soluble in methanol. (almost transparency)
Optical Rotation −153° (c=2 in Acetone)
Formula Weight 194.19
Percent Purity 98%
Chemical Name or Material (R)-(-)-O-Acetylmandelic acid

RUO – Research Use Only

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