Substance

ID:721869

(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid

Names and Identifiers
IUPAC Traditional name
(2R)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid
IUPAC name
(2R)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoic acid
Synonyms
(+)-MTPA(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid(+)-Mosher's acid(R)-(+)-α-甲氧基-α-(三氟甲基) 苯乙酸
Registration numbers
EC Number
CAS Number
MDL Number
Beilstein Number
Merck Index
Properties
Safety Information
Safety Statements
26-37
GHS Hazard statements
H315-H319-H335
European Hazard Symbols
Irritant Irritant (Xi)
Risk Statements
36/37/38
GHS Pictograms
GHS07
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
GHS Precautionary statements
P261-P305+P351+P338-P302+P352-P321-P405-P501A
TSCA Listed
Storage Warning
Hygroscopic
Physical Property
Density
1.344
Flash Point
>110°C(230°F)
Boiling Point
105-107°C/1mm
Melting Point
43-45°C
Optical Rotation
+72 (c=2 in methanol)
Refractive Index
1.4730
Product Information
Purity
99%
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• Widely used reagent for determination of optical purities of alcohols and amines by 1H or 19F NMR: J. Org. Chem., 34, 2453 (1969).