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  8. (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%

(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%

Product Code. 11426336
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Quantity:
500 mg
2.5 g
Unit Size:
2.5g
500mg
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Product Code. 11426336

Brand: Thermo Scientific Alfa Aesar B23117.88

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Description

CAS: 17257-71-5 | C10H8F3O3 | 233.17 g/mol

(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid is used as a chiral derivatizing agent, it reacts with an alcohol or amine of unknown stereochemistry to form an ester or amide. The absolute configuration of the ester or amide is then determined by proton and/or 19F NMR spectroscopy.

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
(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid is used as a chiral derivatizing agent, it reacts with an alcohol or amine of unknown stereochemistry to form an ester or amide. The absolute configuration of the ester or amide is then determined by proton and/or 19F NMR spectroscopy.

Solubility
Readily soluble in hexane, ether, THF, CH2Cl2, benzene.

Notes
Hygroscopic. Store under inert gas. Store away from oxidizing agents, moisture.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 17257-71-5
Molecular Formula C10H8F3O3
Molecular Weight (g/mol) 233.17
MDL Number MFCD00064200
InChI Key JJYKJUXBWFATTE-VIFPVBQESA-M
Synonym s---alpha-methoxy-alpha-trifluoromethyl phenylacetic acid, s-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid, --mosher's acid, --mtpa, unii-172hcj1iqv, 172hcj1iqv, 2s-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid, --alpha-methoxy-alpha-trifluoromethyl phenylacetic acid, s---mtpa, --a-methoxy-a-trifluoromethylphenylacetic acid
PubChem CID 6992788
IUPAC Name (2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid
SMILES CO[C@](C([O-])=O)(C1=CC=CC=C1)C(F)(F)F

Specifications

Melting Point 43°C to 45°C
Density 1.344
Boiling Point 105°C to 107°C (1 mmHg)
Flash Point >110°C (230°F)
Quantity 2.5 g
Beilstein 3591561
Sensitivity Hygroscopic
Merck Index 14,6280
Solubility Information Readily soluble in hexane,ether,THF,CH2Cl2,benzene.
Optical Rotation −72° (c=2 in Methanol)
Formula Weight 234.18
Percent Purity 99%
Chemical Name or Material (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid
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