20445-31-2
中文名稱
(R)-(+)-alpha-甲氧基-alpha-三氟甲基苯乙酸
英文名稱
(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid
CAS
20445-31-2
EINECS 編號
243-829-5
分子式
C10H9F3O3
MDL 編號
MFCD00004184
分子量
234.17
MOL 文件
20445-31-2.mol
更新日期
2026/06/08 10:50:15
20445-31-2 結(jié)構(gòu)式
基本信息
中文別名
R-甲氧基-三氟甲基苯乙酸(R)-(+)-α-甲氧基-α-(三氟甲基)苯乙酸
(R)-(+)-A-甲氧基-A-(三氟甲基)苯乙酸
Α-甲氧基-(三氟甲基)苯乙酸
(R)-(+)-ALPHA-甲氧基-ALPHA-三氟甲基苯乙酸
-(+)-ALPHA-甲氧基-ALPHA-三氟甲基苯乙酸
(R)-A-甲氧基-(三氟甲基) 苯乙酸
英文別名
(+)-ALPHA-METHOXY-ALPHA-(TRIFLUOROMETHYL)PHENYLACETIC ACID(+)-A-METHOXY-A-TRIFLUOROMETHYLPHENYLACETIC ACID
(+)-MOSHER'S ACID
MOSHERS ACID
(+)-MTPA
(R)-(+)-1-METHOXY-1-(TRIFLUOROMETHYL)PHENYLACETIC ACID
(R)-(+)-2-METHOXY-2-(TRIFLUOROMETHYL)PHENYLACETIC ACID
(R)-(+)-ALPHA-METHOXY-ALPHA-(TRIFLUOROMETHYL)PHENYLACETIC ACID
(R)-(+)-A-METHOXY-A-(TRIFLUOROMETHYL)PHENYLACETIC ACID
(R)-(+)-MOSHER'S ACID
(R)-(+)-MPTA
(R)-(+)-α-Methoxy-α-trifluoromethylphenylacetic acid
(R)-(+)-1-Methoxy-1-(trifluoromethyl)phenylaceticacid(ee)
(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%
所屬類別
分析化學(xué)：常用分析試劑物理化學(xué)性質(zhì)
熔點46-49 °C(lit.)
比旋光度D25 +68.5 ± 1.3° (c = 1.49 in CH3OH)
沸點105-107 °C1 mm Hg(lit.)
密度1.344 g/mL at 25 °C(lit.)
折射率n20/D 1.473(lit.)
閃點>230 °F
儲存條件2-8°C
溶解度溶于甲醇(50mg/1ml)。
酸度系數(shù)(pKa)1.47±0.10(Predicted)
形態(tài)結(jié)晶低熔點固體
比重1.344
顏色白色
旋光度 (Optical Rotation)[α]20/D +73±1°, c = 2% in methanol
敏感性吸濕性
Merck14,6280
BRN2215440
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
InChIKeyJJYKJUXBWFATTE-SECBINFHSA-N
SMILESCO[C@@](C(O)=O)(c1ccccc1)C(F)(F)F
CAS 數(shù)據(jù)庫20445-31-2(CAS DataBase Reference)
安全數(shù)據(jù)
警示詞警告
危險性描述H315-H319-H335
危險品標(biāo)志Xi
危險類別碼R36/37/38
安全說明S26-S36
WGK Germany3
F3-10
Hazard NoteIrritant/Keep Cold
危險等級IRRITANT, HYGROSCOPIC, KEEP COLD
海關(guān)編碼29189900
存儲類別11 - Combustible Solids
危險性類別Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
Skin Irrit. 2
STOT SE 3
知名試劑公司產(chǎn)品信息
Acros Organics
?-(+)-alpha-甲氧基-alpha-三氟甲基苯乙酸(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%(e.e.>99.5%)(20445-31-2)
Sigma Aldrich
20445-31-2(sigmaaldrich)(R)-(+)-alpha-甲氧基-alpha-三氟甲基苯乙酸價格(試劑級)
| 報價日期 | 產(chǎn)品編號 | 產(chǎn)品名稱 | CAS號 | 包裝 | 價格 |
| 2026/07/06 | B22968 | (R)-(+)-α-甲氧基-α-(三氟甲基) 苯乙酸 (R)-(+)-^a-Methoxy-^a-(trifluoromethyl)phenylacetic acid | 20445-31-2 | 0.1g | 387元 |
| 2026/07/06 | 31222 | (R)-(+)-a-甲氧基-a-三氟甲基苯乙酸(99%) (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%(e.e.>99.5%), Thermo Scientific Chemicals | 20445-31-2 | 1g | 1399元 |
| 2026/06/06 | M0831 | (R)-(+)-α-甲氧基-α-(三氟甲基)苯乙酸 [旋光拆分] (R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetic Acid [Optical Resolving] | 20445-31-2 | 250MG | 430元 |