反応 #81728

ord-c0049b101cae4cfb9bd955f41eef4648

反応方程式

COC(=O)c1ccc2c(c1)CC[C@@H]1[C@@H]2CC[C@]2(C)[C@@H](C(=O)c3ccccc3)CC[C@@H]12
methyl 17β-benzoyl-estra-1,3,5(10)-triene-3-carboxylate
O=C([O-])[O-].[K+].[K+]
K2CO3
O
water
→
C[C@]12CC[C@@H]3c4ccc(C(=O)O)cc4CC[C@H]3[C@@H]1CC[C@@H]2C(=O)c1ccccc1
title compound
C[C@]12CC[C@@H]3c4ccc(C(=O)O)cc4CC[C@H]3[C@@H]1CC[C@@H]2C(=O)c1ccccc1
17β-benzoyl-estra-1,3,5(10)-triene-3-carboxylic acid

反応物

COC(=O)c1ccc2c(c1)CC[C@@H]1[C@@H]2CC[C@]2(C)[C@@H](C(=O)c3ccccc3)CC[C@@H]12
methyl 17β-benzoyl-estra-1,3,5(10)-triene-3-carboxylate
O=C([O-])[O-].[K+].[K+]
K2CO3
O
water

試薬

なし

溶媒

CO
methanol

反応条件

詳細条件
See reaction.notes.procedure_details.

後処理

  1. 1
    温度is heated
  2. 2
    温度at reflux for about 5 hours

実験手順

A mixture of methyl 17β-benzoyl-estra-1,3,5(10)-triene-3-carboxylate, K2CO3, water and methanol is heated at reflux for about 5 hours. Acidification followed by conventional workup yields title compound.

出典

DOI: 10.6084/m9.figshare.5104873.v1特許: US05618806uspto-grants-1997_04