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ChemicalBook > Product Catalogue >Analytical Chemistry >Analysis reagents >General Analytical Reagents >(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid

(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid

(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid Structure
  • ₹1330 - ₹39197.33
  • Product name: (R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid
  • CAS: 20445-31-2
  • MF: C10H9F3O3
  • MW: 234.17
  • EINECS:243-829-5
  • MDL Number:MFCD00004184
  • Synonyms:(R)-(+)-MTPA,(R)-(+)-Mosher'sacid;(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%(e.e.>99.5%);(+)--Methoxy--(trifluoromethyl)phenylaceticacid(Moshersacid);(r)-(+)-à-methoxy-à-(trifluoromethyl)phenylacetic acid;(R)-(+)-1-Methoxy-1-(trifluoromethyl)phenylacetic acid 99% (99%ee);(R)-(+)-1-Methoxy-1-(trifluoromethyl)phenylacetic acid (99%ee);(R)-(+)-ɑ-Methoxy-ɑ-(trifluoromethyl)phenylacetic acid, 99%;(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic Acid [Optical Resolving]
Price8 Properties Safety Information Description
8 prices
Selected condition：

Brand

  • TCI Chemicals (India)
  • Sigma-Aldrich(India)
  • ALFA India

Package

  • 0.1g
  • 250MG
  • 500mg
  • 1G
  • 5G
  • ManufacturerTCI Chemicals (India)
  • Product numberM0831
  • Product description(R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetic Acid [Optical Resolving] min. 98.0 %
  • Packaging1G
  • Price₹9700
  • Updated2022-05-26
  • Buy
  • ManufacturerTCI Chemicals (India)
  • Product numberM0831
  • Product description(R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetic Acid [Optical Resolving] min. 98.0 %
  • Packaging5G
  • Price₹20700
  • Updated2022-05-26
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number155268
  • Product description(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid 99%
  • Packaging5G
  • Price₹39197.33
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number155268
  • Product description(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid 99%
  • Packaging1G
  • Price₹13347.23
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number65361
  • Product description(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid for chiral derivatization, LiChropur?, ≥99.0%
  • Packaging250MG
  • Price₹13336.4
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number155268
  • Product description(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid 99%
  • Packaging250MG
  • Price₹3366.58
  • Updated2022-06-14
  • Buy
  • ManufacturerALFA India
  • Product numberALF-B22968-ME
  • Product description(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%
  • Packaging500mg
  • Price₹5232
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-B22968-77
  • Product description(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%
  • Packaging0.1g
  • Price₹1330
  • Updated2022-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
TCI Chemicals (India) M0831 (R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetic Acid [Optical Resolving] min. 98.0 % 1G ₹9700 2022-05-26 Buy
TCI Chemicals (India) M0831 (R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetic Acid [Optical Resolving] min. 98.0 % 5G ₹20700 2022-05-26 Buy
Sigma-Aldrich(India) 155268 (R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid 99% 5G ₹39197.33 2022-06-14 Buy
Sigma-Aldrich(India) 155268 (R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid 99% 1G ₹13347.23 2022-06-14 Buy
Sigma-Aldrich(India) 65361 (R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid for chiral derivatization, LiChropur?, ≥99.0% 250MG ₹13336.4 2022-06-14 Buy
Sigma-Aldrich(India) 155268 (R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid 99% 250MG ₹3366.58 2022-06-14 Buy
ALFA India ALF-B22968-ME (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% 500mg ₹5232 2022-05-26 Buy
ALFA India ALF-B22968-77 (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% 0.1g ₹1330 2022-05-26 Buy

Properties

Melting point :46-49 °C(lit.)
Boiling point :105-107 °C1 mm Hg(lit.)
alpha :D25 +68.5 ± 1.3° (c = 1.49 in CH3OH)
Density :1.344 g/mL at 25 °C(lit.)
refractive index :n20/D 1.473(lit.)
Flash point :>230 °F
storage temp. :2-8°C
solubility :Soluble in methanol (50 mg/ 1 ml).
pka :1.47±0.10(Predicted)
form :Crystalline Low Melting Solid
Specific Gravity :1.344
color :White
optical activity :[α]20/D +73±1°, c = 2% in methanol
Sensitive :Hygroscopic
Merck :14,6280
BRN :2215440
CAS DataBase Reference :20445-31-2(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

(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid is widely used reagent for determination of optical purities of alcohols and amines by 1H or 19F NMR.

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Suppliers and manufacturers

CHEMSWORTH TCI Chemicals (India) Pvt. Ltd. Alfa Aesar Souvenier Chemicals
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