您的位置：首页 > 产品中心 > 20445-31-2， (R)-(+)-α-甲氧基-α-三氟甲基苯乙酸
(R)-(+)-α-甲氧基-α-三氟甲基苯乙酸
(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3322301 | 250 MG | 829 | |||
| 3322301 | 1 G | 2630 | |||
| 3322301 | 5 G | 7890 |
产品别名
20445-31-2
(R)-(+)-α-甲氧基-α-三氟甲基苯乙酸
(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid
Mosher’s acid
(+)-MTPA
Mosher 酸
结构式
基本信息
| Linear Formula【线性分子式】 | C6H5C(OCH3)(CF3)CO2H |
| Molecular weight | 234.17 |
| Beilstein | 3591560 |
| EC number【EC 号】 | 243-829-5 |
| MDL number | MFCD00004184 |
| PubChem Substance ID【PubChem化学物质编号】 | 24849508 |
| Application【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. |
| Other Notes【其他说明】 | doi:10.1038/nprot.2007.354 |
产品性质
| Quality Level【质量水平】 | 100 |
| Assay【测定】 | 99% |
| optical activity【旋光性】 | [α]20/D +72°, c = 1.6 in methanol |
| optical purity【光学纯度】 | ee: 99% (GLC) |
| refractive index【折射率】 | n |
| bp | 105-107 ℃/1 mmHg (lit.) |
| mp | 46-49 ℃ (lit.) |
| density | 1.344 g/mL at 25 ℃ (lit.) |
| storage temp.【储存温度】 | 2-8℃ |
| SMILES string | CO[C@@](C(O)=O)(c1ccccc1)C(F)(F)F |
| InChI | 1S/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 key | JJYKJUXBWFATTE-SECBINFHSA-N |
| packaging【包装】 | 250 mg in glass bottle 1, 5 g in glass bottle Bottomless glass bottle. Contents are inside inserted fused cone. |
安全信息
| Pictograms【象形图】 | GHS07 |
| Signal word【警示用语：】 | Warning |
| Hazard Statements | H315 - H319 - H335 |
| Precautionary Statements | P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 |
| Target Organs【靶器官】 | Respiratory system |
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
| Flash Point(F)【闪点(F)】 | 235.4 °F - closed cup |
| Flash Point(C)【闪点(C)】 | 113 ℃ - closed cup |
| Personal Protective Equipment【个人防护装备】 | dust mask type N95 (US), Eyeshields, Gloves |
