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(S)-(-)-α-Methoxy-α-(trifluoromethyl)phenylacetic acid_Molecular_structure_CAS_17257-71-5)
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(S)-(-)-α-Methoxy-α-(trifluoromethyl)phenylacetic acid

Catalog No. 155616 Name Sigma Aldrich
CAS Number 17257-71-5 Website http://www.sigmaaldrich.com
M. F. C10H9F3O3 Telephone 1-800-521-8956
M. W. 234.1718696 Fax
Purity 98% Email
Storage Chembase ID: 10382

SYNONYMS

Title
(S)-(-)-α-甲氧基-α-(三氟甲基)苯乙酸
IUPAC name
(2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid
IUPAC Traditional name
(2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid
Synonyms
(-)-MTPA
Mosher’s acid
Mosher 酸

DATABASE IDS

CAS Number 17257-71-5
EC Number 241-292-1
Beilstein Number 4684048
MDL Number MFCD00064200

PROPERTIES

Linear Formula C6H5C(OCH3)(CF3)CO2H
Optical Purity ee: 95% (GLC)
Purity 98%
Boiling Point 95-97 °C/0.05 mmHg(lit.)
Density 1.303 g/mL at 25 °C(lit.)
Flash Point 113 °C
Flash Point 235.4 °F
Melting Point 46-49 °C(lit.)
Optical Rotation [α]20/D -70°, c = 1.6 in methanol
Refractive Index n20/D 1.474(lit.)
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
Safety Statements 26-36
German water hazard class 3

DETAILS

Description (English)
Application
Derivatizing reagent for determination of enantiomeric excess by NMR.1,2
Packaging
1 g in glass bottle
Description (简体中文)
Application
用于通过 NMR 测定对映体过量的衍生化试剂。1,2
包装
1 g in glass bottle

REFERENCES