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Merck
CN

134910

(1R,2S)-(-)-麻黄碱

98%

别名:

(-)-麻黄碱, (1R,2S)-(-)-α-(1-甲基氨基乙基)苄醇, (1R,2S)-(-)-2-甲氨基-1-苯丙醇, L-盐酸麻黄碱

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关于此项目

线性分子式:
C6H5CH[CH(NHCH3)CH3]OH
化学文摘社编号:
分子量:
165.23
UNSPSC Code:
12352116
NACRES:
NA.22
PubChem Substance ID:
EC Number:
206-080-5
Beilstein/REAXYS Number:
2208730
MDL number:
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Quality Level

assay

98%

form

solid

optical activity

[α]21/D −41°, c = 5 in 1 M HCl

bp

255 °C (lit.)

mp

37-39 °C (lit.)

density

1.124 g/mL at 25 °C (lit.)

functional group

amine, hydroxyl, phenyl

storage temp.

2-8°C

SMILES string

CN[C@@H](C)[C@H](O)c1ccccc1

InChI

1S/C10H15NO/c1-8(11-2)10(12)9-6-4-3-5-7-9/h3-8,10-12H,1-2H3/t8-,10-/m0/s1

InChI key

KWGRBVOPPLSCSI-WPRPVWTQSA-N

General description

(1R,2S)-(-)-Ephedrine, a chiral β-amino alcohol, is commonly used as a chiral auxiliary in asymmetric synthesis. It undergoes reduction to form (+)-methamphetamine.

Application

通用手性合成子,用于催化以及制备光学纯亚砜和噁唑烷。
(1R,2S)-(-)-Ephedrine can be used in the preparation of optically active phosphine-phosphonite ligands and chirally-substituted cyclopentadienyl (Cp) ligands. It reacts with phosphorus trichloride to form (2R,4S,5R)-2-chloro-3,4-dimethyl-5-phenyl-1,3,2-oxazaphospholidine. It can also act as a chiral resolving agent for (±)-mandelic acid.


pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1B

存储类别

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

186.8 °F - closed cup

flash_point_c

86 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

法规信息

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A novel nucleoside phosphoramidite synthon derived from 1R, 2S-ephedrine
Iyer RP, et al
Tetrahedron Asymmetry, 6(5), 1051-1054 (1995)
A L Carey et al.
Diabetologia, 56(1), 147-155 (2012-10-16)
Brown adipose tissue (BAT) activation increases energy consumption and may help in the treatment of obesity. Cold exposure is the main physiological stimulus for BAT thermogenesis and the sympathetic nervous system, which innervates BAT, is essential in this process. However
A novel chiral cyclopentadienyl ligand based on ephedrine
van der Zeijden AAH
Tetrahedron Asymmetry, 6(4), 913-918 (1995)



全球贸易项目编号

货号GTIN
134910-100G04061838134769
134910-25G04061838730367