huagongshe.com
HRID1903058

反应详情

EQUATION

反应方程式

HRID 1903058 的结构方程式

REACTANTS

反应物

2
结构：C[C@H]1C[C@@H]2[C@H]([C@@H](O)C[C@@]3(C)[C@H]2CC[C@]3(O)C(=O)CO)[C@@]2(C)C=CC(=O)C=C12
HCID6741

Methylprednisolone

C22H30O5

结构：CCOCC(=O)Cl
HCID84189

Ethoxyacetyl chloride

C4H7ClO2

PRODUCTS

生成物

1
结构：CCOCC(=O)OCC(=O)[C@@]1(O)CC[C@H]2[C@@H]3C[C@H](C)C4=CC(=O)C=C[C@]4(C)[C@H]3[C@@H](O)C[C@@]21C
HCID13135585

未命名化合物

PROCEDURE

实验过程

As described in Example 2(a), 15.0 g of 11β,17,21-trihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione is reacted with ethoxyacetic acid chloride, worked up, and purified, thus isolating 15.6 g of 21-ethoxyacetoxy-11β,17-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione, mp 229° C.

WORKUP

后处理

  1. custompurified