112022-81-8
中文名稱
(S)-2-甲基-CBS-惡唑硼烷
英文名稱
(S)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole
CAS
112022-81-8
分子式
C18H20BNO
MDL 編號
MFCD00078439
分子量
277.17
MOL 文件
112022-81-8.mol
更新日期
2024/12/19 11:13:05
112022-81-8 結(jié)構(gòu)式
基本信息
中文別名
(S)-2-甲基-CBS-惡唑硼烷(S)--2-甲基-CBS-氧雜硼啶
(S)-2-甲基-CBS-氧雜硼啶單水合物
(S)-(+)-甲基-CBS-惡唑硼烷
(S)-甲基惡唑硼烷
(S)--2-甲基-CBS-氧雜硼啶, 1M 甲苯溶液
英文別名
ALPHA,ALPHA-DIPHENYL-L-PROLINOL METHYLBORONIC ACID CYCL-AMIDE ESTER(S)-1-METHYL-3,3-DIPHENYL-TETRAHYDRO-PYRROLO[1,2C][1,3,2]OXAZABOROLE
(S)-(-)-2-METHYL-CBS-OXAZABOROLIDINE
(S)-2-METHYL-CBS-OXAZABOROLIDINE
(S)-2-METHYL-CBS-OXAZABOROLIDINE MONOHYDRATE
(S)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole
(S)-3,3-DIPHENYL-1-METHYLTETRAHYDRO-1H,3H-PYRROLO[1,2-C][1,3,2]OXAZABOROLE
(S)-3,3-DIPHENYL-1-METHYLTETRAHYDRO-3H-PYRROLO-[1,2-C][1,3,2]OXAZABOROLE
(S)-5,5-DIPHENYL-2-METHYL-3,4-PROPANO-1,3,2-OXAZABOROLIDINE
(S)-ME CBS
(S)-METHYL OXAZABOROLIDINE
(S)-TETRAHYDRO-1-METHYL-3,3-DIPHENYL-1H,3H PYRROLO[1,2-C][1,3,2] OXAZABOROLE
(s)-methyl
(s)-methyloxazaborolidine,(s)-mecbs,in
(s)-methyloxazaborolidine,(s)-mecbs,intoluene
(S)-Methyloxazaborolidine,1-1.5Mintoluene[(S)-MeCBS]
(S)-Methyl oxazaborolidine, in toluene, 1M solution
(S)-3,3-DIPHENYL-1-METHYLTETRAHYDRO-3H-P YRROLO-OXAZABOROLE
(S)-2-METHYL-CBS-OXAZABOROLIDINE, 1M SOL UTION IN TOLUENE
(S)-2-METHYL-CBS-OXAZABOROLIDINE, 1M IN&
所屬類別
化學(xué)試劑：硼烷物理化學(xué)性質(zhì)
外觀無色或淺黃色液體（甲苯溶液）
穩(wěn)定性(S)-2-甲基-CBS-惡唑硼烷（112022-81-8）極易和空氣中的水發(fā)生水解使其催化活性降低。
熔點115-117°C
沸點111 °C
密度0.93 g/mL at 20 °C(lit.)
折射率-68 ° (C=1, MeOH)
閃點40 °F
儲存條件Refrigerator
酸度系數(shù)(pKa)1.02±0.40(Predicted)
形態(tài)液體
顏色無色至琥珀色
水溶解性Hydrolyzes in water.
敏感性Air & Moisture Sensitive
BRN8492123
暴露限值ACGIH: TWA 20 ppm
OSHA: Ceiling 300 ppm; TWA 200 ppm
NIOSH: IDLH 500 ppm; TWA 100 ppm(375 mg/m3); STEL 150 ppm(560 mg/m3)
OSHA: Ceiling 300 ppm; TWA 200 ppm
NIOSH: IDLH 500 ppm; TWA 100 ppm(375 mg/m3); STEL 150 ppm(560 mg/m3)
InChIKeyVMKAFJQFKBASMU-KRWDZBQOSA-N
CAS 數(shù)據(jù)庫112022-81-8(CAS DataBase Reference)
存儲注意事項熱敏感
安全數(shù)據(jù)
應(yīng)用領(lǐng)域
用途一
Yield very high enantiseletivity in reduction of ketones.
The CBS (Corey-Bakshi-Shibata) oxazaborolidine catalyst has been used in the asymmetric reduction of prochiral ketones.Other applications include the enantioselective synthesis of α-hydroxy acids, α-amino acids,3 C2 symmetrical ferrocenyl diols, and propargyl alcohols.(S)-2-甲基-CBS-惡唑硼烷價格(試劑級)
| 報價日期 | 產(chǎn)品編號 | 產(chǎn)品名稱 | CAS號 | 包裝 | 價格 |
| 2024/11/11 | XW11202281802 | (S)-(-)-2-甲基-CBS-噁唑硼烷 | 112022-81-8 | 25ML | 724元 |
| 2024/11/08 | D2131 | (S)-5,5-聯(lián)苯-2-甲基-3,4-丙醇-1,3,2-惡唑硼烷 (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine | 112022-81-8 | 1G | 490元 |
| 2024/11/08 | D2131 | (S)-5,5-聯(lián)苯-2-甲基-3,4-丙醇-1,3,2-惡唑硼烷 (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine | 112022-81-8 | 5G | 1990元 |