[B23117] CAS 17257-71-5 | (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% | Alfa
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Brand: Alfa Aesar
17257-71-5 | C10H8F3O3 | (2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
Chemical Identifiers
CAS
17257-71-5
Molecular Weight (g/mol)
233.17
Synonym
(2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
SMILES
CO[C@](C([O-])=O)(C1=CC=CC=C1)C(F)(F)F
InChI Key
JJYKJUXBWFATTE-VIFPVBQESA-M
Molecular Formula
C10H8F3O3
IUPAC Name
(2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
Specifications
Identification (FTIR)
Conforms
Form
Fused solid
Assay (GC)
≥98.5%
Optical Rotation
-72.0 ± 1.0? (C=2 in methanol)
Appearance (Color)
White
설명
(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.
(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.
Other References:
Merck Index:14,6280Beilstein:3591561
GHS Hazard and Precautionary Statements
Hazard Statements:H315-H319-H335
GHS H StatementH315-H319-H335Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.
Precautionary Statements:P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
Risk & Safety
TSCA:No
경고:RUO – Research Use Only
CAS17257-71-5FORMULAC10H8F3O3EINECS241-292-1MDLMFCD00064200
| Pakage | 0.5g, 2.5g, 500MG |
|---|---|
| brand | Alfa Aesar |
