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ChemicalBook >> CAS DataBase List >> (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid

(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid

(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid price.
  • $37 - $1550
  • Product name: (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid
  • CAS: 17257-71-5
  • MF: C10H9F3O3
  • MW: 234.17
  • EINECS:241-292-1
  • MDL Number:MFCD00064200
  • Synonyms:(-)-ALPHA-METHOXY-ALPHA-(TRIFLUOROMETHYL)PHENYLACETIC ACID;(-)-A-METHOXY-A-TRIFLUOROMETHYLPHENYLACETIC ACID;(S)-(-)-MOSHER'S ACID;(S)-(-)-MPTA;(S)-(-)-A-METHOXY-A-(TRIFLUOROMETHYL)PHENYLACETIC ACID;(S)-(-)-ALPHA-METHOXY-ALPHA-(TRIFLUOROMETHYL)PHENYLACETIC ACID;(S)-(-)-2-METHOXY-2-(TRIFLUOROMETHYL)PHENYLACETIC ACID;(S)-(-)-1-METHOXY-1-(TRIFLUOROMETHYL)PHENYLACETIC ACID
26 prices
Selected condition：
Brand
  • AHH
  • AK Scientific
  • Alfa Aesar
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Chem-Impex
  • Crysdot
  • Frontier Specialty Chemicals
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TCI Chemical
  • TRC
Package
  • 100mg
  • 250mg
  • 500mg
  • 1g
  • 2.5g
  • 5g
  • 25g
  • ManufacturerAHH
  • Product numberMT-17275
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98%
  • Packaging5g
  • Price$508
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number8886AA
  • Product description(S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid
  • Packaging1g
  • Price$158
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB23117
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%
  • Packaging500mg
  • Price$83.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB23117
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%
  • Packaging2.5g
  • Price$319.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlichem
  • Product number17257715
  • Product description(S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid
  • Packaging25g
  • Price$572.4
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA257946
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98%
  • Packaging100mg
  • Price$102
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA257946
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98%
  • Packaging250mg
  • Price$152
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA257946
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98%
  • Packaging1g
  • Price$385
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0014710
  • Product description(S)-(-)-ALPHA-METHOXY-ALPHA-TRIFLUOROMETHYLPHENYLACETICACID 95.00%
  • Packaging2.5G
  • Price$859.14
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC5063E
  • Product description(2S)-(-)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99%
  • Packaging100mg
  • Price$37
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC5063E
  • Product description(2S)-(-)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99%
  • Packaging1g
  • Price$119
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC5063E
  • Product description(2S)-(-)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99%
  • Packaging5g
  • Price$319
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37537
  • Product description(S)-(-)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],98%(GC)(T) 98%(GC)(T)
  • Packaging1G
  • Price$97.44
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37537
  • Product description(S)-(-)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],≥98%(GC)(T) ≥98%(GC)(T)
  • Packaging5G
  • Price$343.62
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12133211
  • Product description(S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 98%
  • Packaging25g
  • Price$530
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK192146
  • Product description(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98%
  • Packaging250mg
  • Price$49
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-17275 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98% 5g $508 2021-12-16 Buy
AK Scientific 8886AA (S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 1g $158 2021-12-16 Buy
Alfa Aesar B23117 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% 500mg $83.65 2024-03-01 Buy
Alfa Aesar B23117 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% 2.5g $319.65 2024-03-01 Buy
Alichem 17257715 (S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 25g $572.4 2021-12-16 Buy
Ambeed A257946 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98% 100mg $102 2021-12-16 Buy
Ambeed A257946 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98% 250mg $152 2021-12-16 Buy
Ambeed A257946 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98% 1g $385 2021-12-16 Buy
American Custom Chemicals Corporation HCH0014710 (S)-(-)-ALPHA-METHOXY-ALPHA-TRIFLUOROMETHYLPHENYLACETICACID 95.00% 2.5G $859.14 2021-12-16 Buy
Apolloscientific PC5063E (2S)-(-)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99% 100mg $37 2021-12-16 Buy
Apolloscientific PC5063E (2S)-(-)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99% 1g $119 2021-12-16 Buy
Apolloscientific PC5063E (2S)-(-)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99% 5g $319 2021-12-16 Buy
Chem-Impex 37537 (S)-(-)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],98%(GC)(T) 98%(GC)(T) 1G $97.44 2021-12-16 Buy
Chem-Impex 37537 (S)-(-)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],≥98%(GC)(T) ≥98%(GC)(T) 5G $343.62 2021-12-16 Buy
Crysdot CD12133211 (S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 98% 25g $530 2021-12-16 Buy
Frontier Specialty Chemicals JK192146 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid 98% 250mg $49 2021-12-16 Buy

Properties

Melting point :46-49 °C(lit.)
alpha :D24 -71.8± 0.6° (c = 3.28 in CH3OH)
Boiling point :95-97 °C0.05 mm Hg(lit.)
Density :1.303 g/mL at 25 °C(lit.)
refractive index :n20/D 1.474(lit.)
Flash point :>230 °F
storage temp. :2-8°C
solubility :Readily soluble in hexane, ether, THF, CH2Cl2, benzene.
pka :1.47±0.10(Predicted)
form :Viscous Liquid or Low Melting Solid
Specific Gravity :1.303
color :Clear colorless or white
optical activity :[α]20/D 73±1°, c = 2% in methanol
Sensitive :Hygroscopic
Merck :14,6280
BRN :3591561
CAS DataBase Reference :17257-71-5(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(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.

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