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17257-71-5 - (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% - (-)-Mosher's acid - (-)-MTPA - B23117 - Alfa Aesar

B23117 (S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%

CAS 번호
17257-71-5
동의어
(-)-Mosher's acid
(-)-MTPA

사이즈 가격 ($) 수량 재고 여부
500mg 76.10
2.5g 324.00
장바구니에 추가 대량 견적에 추가 항목 보기

(S)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%

MDL
MFCD00064200
EINECS
241-292-1

화학적 특성

화학식
C10H9F3O3
화학 식량
234.18
융점
43-45°
비등점
105-107°/1mm
인화점
>110°(230°F)
밀도
1.344
감도
Hygroscopic
용해도
Readily soluble in hexane, ether, THF, CH2Cl2, benzene.

용도

(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.

참고

Hygroscopic. Store under inert gas. Store away from oxidizing agents, moisture.

참조 문헌

Peter Wasserscheid; Andreas Bösmanna and Carsten Bolm. Synthesis and properties of ionic liquids derived from the ‘chiral pool’. Chem. Commun. 2002, (3), 200-201.

Dale E. Ward; Chung K. Rhee. A simple method for the microscale preparation of mosher's acid chloride. Tetrahedron Letters. 1991, 49 (32), 7165-7166.

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

주의 설명서: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

Merck
14,6280
바일슈타인
3591561
통합 관세 코드
2918.99
TSCA(독성물질규제법)"
No

권장

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  • A18232

    1-Hexanol, 99%
  • B22968

    (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%

최근에 본 것

화학물질

화학물질

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