20445-31-2
中文名称
(R)-(+)-alpha-甲氧基-alpha-三氟甲基苯乙酸
英文名称
(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid
CAS
20445-31-2
EINECS 编号
243-829-5
分子式
C10H9F3O3
MDL 编号
MFCD00004184
分子量
234.17
MOL 文件
20445-31-2.mol
更新日期
2024/04/19 16:14:33
20445-31-2 结构式
基本信息
中文别名
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
英文别名
(+)-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%
物理化学性质
熔点46-49 °C(lit.)
比旋光度D25 +68.5 ± 1.3° (c = 1.49 in CH3OH)
沸点105-107 °C1 mm Hg(lit.)
密度1.344 g/mL at 25 °C(lit.)
折射率n20/D 1.473(lit.)
闪点>230 °F
储存条件2-8°C
溶解度溶于甲醇(50mg/1ml)。
酸度系数(pKa)1.47±0.10(Predicted)
形态结晶低熔点固体
比重1.344
颜色白色
旋光性 (optical activity)[α]20/D +73±1°, c = 2% in methanol
敏感性吸湿性
Merck14,6280
BRN2215440
安全数据
警示词警告
危险性描述H315-H319-H335
危险品标志Xi
危险类别码R36/37/38
安全说明S26-S36
WGK Germany3
F3-10
Hazard NoteIrritant/Keep Cold
危险等级IRRITANT, HYGROSCOPIC, KEEP COLD
海关编码29189900
知名试剂公司产品信息
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-三氟甲基苯乙酸价格(试剂级)
| 报价日期 | 产品编号 | 产品名称 | CAS号 | 包装 | 价格 |
| 2024/01/16 | 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 | 538元 |
| 2024/01/16 | B22968 | (R)-a-甲氧基-(三氟甲基) 苯乙酸, 99%
(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% | 20445-31-2 | 500mg | 1046元 |
| 2024/01/16 | B22968 | (R)-(+)-α-甲氧基-α-(三氟甲基) 苯乙酸 (R)-(+)-^a-Methoxy-^a-(trifluoromethyl)phenylacetic acid | 20445-31-2 | 2.5g | 3733元 |