反应 #444659

ord-1bf74494d5f2409fae1c1286e6520a37

反应方程式

CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)O
ampicillin
Cl
HCl
→
CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)O.O.O.O
title compound
CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)O.O.O.O
Ampicillin Trihydrate

反应物

CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)O
ampicillin
—
ice water
Cl
HCl

试剂

无

反应条件

详细条件
See reaction.notes.procedure_details.

后处理

  1. 1
    其他After phase separation the aqueous phase

实验过程

The resultant crude protected ampicillin mixture is worked up by treating with a mixture of ice-water and concentrated HCl. After phase separation the aqueous phase is brought to pH 4.5. The title compound is obtained after filtration and washing with 90% aqueous acetone, followed by drying. Yield 66.34 g=89%. Purity 98.8%.

来源

DOI: 10.6084/m9.figshare.5104873.v1专利: US05840885uspto-grants-1998_11