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

BGC Id:	310839685824
CAS No:	20445-31-2
Synonyms:	(r)-(+)-mtpa,(r)-(+)-mosher'sacid ; (+)-mtpa ; [optical resolving] ; (r)-(+)-mpta ; moshers acid ; mosher ; (r)-(+)-mosher's acid ; (+)-mosher's acid ; (r)-(+)-mosher acid
Molecular Formula:	C10H9F3O3
Molecular Weight:	234.17
EINECS:	243-829-5

The most competitive supplier in 2025

The following 2 notable providers have been checked and can be recommended.

Dayang Chem

Leap Chem

Molecular Formula: C10H9F3O3 Molecular Weight: 234.17 Hazard Symbols: Xi WGKGermany: 3 HS Code: 29189900

What other providers are available for CAS 20445-31-2?

The last intensive check and update was carried out on 2025/10/03.

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Synonyms:

(r)-(+)-mtpa,(r)-(+)-mosher'sacid ; (+)-mtpa ; [optical resolving] ; (r)-(+)-mpta ; moshers acid ; mosher ; (r)-(+)-mosher's acid ; (+)-mosher's acid ; (r)-(+)-mosher acid

CAS:

20445-31-2

EINECS:

243-829-5

Molecular Formula:

C10H9F3O3

MDL:

MFCD00004184

Properties

Molecular Weight:

234.17 g·mol−1

Density:

1.344 g/mL at 25 °C(lit.)

Melting point:

46-49 °C(lit.)

Boiling point:

105-107 °C1 mm Hg(lit.)

Flash point:

>230 ºF

Physical Description:

white crystalline low melting solid

Suppliers

Dayang Chem (Hangzhou) Co.,Ltd.

会社のタイプ: Leading producer

Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. 我々としてもDiphenyl phthalateを提供します。 We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...

カントリー: P.R.China 電話: +86-571-88938639 ファックス: +86-571-8893-8652

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Leap Chem Co., Ltd

会社のタイプ: Bulk and laboratory supplier

カントリー: P.R.China
電話: +852-30606658

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

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Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

irritant, hygroscopic, keep cold

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

Storage temperature:

2-8°C

The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

Sigma-Aldrich International GmbH

Our purpose is to solve the toughest problems in life science by collaborating with the global scientific community - and through that, we aim to acce... Request

Santa Cruz Biotechnology, Inc.

Santa Cruz Biotechnology, Inc. now offers over 140,000 specialty biochemicals under our ChemCruz™ brand. Santa Cruz Biotechnology, Inc. is focused... Request

What other providers are available for CAS 20445-31-2?

In addition to the providers presented here for R-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid with the CAS number 20445-31-2, there are other 5 providers with slightly different product names available for this CAS number.

MTPA

+1 additional providers that we know from the past

(R)-(+)-Mosher's acid

BuGuCh & Partners +1 additional providers that we know from the past

(2R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoic acid

+2 additional providers that we know from the past