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

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

品牌
Sigma-Aldrich
CAS
20445-31-2
货号
155268
规格纯度
99%
参考价格
721.29 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
20445-31-2
(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid
Mosher’s acid
(+)-MTPA
(R)-(+)-α-甲氧基-α-三氟甲基苯乙酸
Mosher 酸
产品介绍:

产品说明

应用

(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid is commonly used as a derivatizing agent in Mosher ester analysis, an NMR-based method for determining the absolute configuration of the chiral carbon center in a secondary alcohol.

包装

250 mg in glass bottle
1, 5 g in glass bottle
Bottomless glass bottle. Contents are inside inserted fused cone.

其他说明

doi:10.1038/nprot.2007.354

基本信息

线性分子式C6H5C(OCH3)(CF3)CO2H
分子量234.17
Beilstein3591560
EC 号243-829-5
MDL编号MFCD00004184
PubChem化学物质编号24849508

产品性质

质量水平100
测定99%
旋光性[α]20/D +72°, c = 1.6 in methanol
光学纯度ee: 99% (GLC)
折射率n20/D 1.473 (lit.)
bp105-107 ℃/1 mmHg (lit.)
mp46-49 ℃ (lit.)
密度1.344 g/mL at 25 ℃ (lit.)
储存温度2-8℃
SMILES stringCO[C@@](C(O)=O)(c1ccccc1)C(F)(F)F
InChI1S/C10H9F3O3/c1-16-9(8(14)15,10(11,12)13)7-5-3-2-4-6-7/h2-6H,1H3,(H,14,15)/t9-/m1/s1
InChI keyJJYKJUXBWFATTE-SECBINFHSA-N

安全信息

象形图GHS07
警示用语:Warning
危险声明H315 - H319 - H335
预防措施声明P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
危险分类Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码11 - Combustible Solids
WGKWGK 3
闪点(F)235.4 °F - closed cup
闪点(C)113 ℃ - closed cup
个人防护装备dust mask type N95 (US), Eyeshields, Gloves

Sigma-Aldrich

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