Isopropanol → 3-Isopropoxymethyl-7-amino-ceph-3-eme-4-carboxylic acid

HRID 5160

反応式

[CH3:1][C:2]([O:4][CH2:5][C:6]1[CH2:15][S:14][C@@H:9]2[C@H:10]([NH2:13])[C:11](=[O:12])[N:8]2[C:7]=1[C:16]([OH:18])=[O:17])=O.B(F)(F)F.[CH:23](O)(C)C>C(N(CC)CC)C>[CH:2]([O:4][CH2:5][C:6]1[CH2:15][S:14][C@@H:9]2[CH:10]([NH2:13])[C:11](=[O:12])[N:8]2[C:7]=1[C:16]([OH:18])=[O:17])([CH3:23])[CH3:1]

参加物

実験手順

Using the procedure of Step A of Example 8, 27.2 g of 7-amino-cephalosporanic acid, 170 ml of the etherate of boron trifluoride, 134 ml of isopropanol and 125 ml of triethylamine were reacted to obtain 16.25 g of raw product which was purified by two successive treatments with hot hydrochloric acid and ammonium hydroxide to obtain 5.8 g of 3-isopropoxymethyl-7-amino-ceph-3-eme-4-carboxylic acid.

後処理

customwere reacted
customto obtain 16.25 g of raw product which
customwas purified by two successive treatments with hot hydrochloric acid and ammonium hydroxide

出典と根拠

ORDレコード: ord-563744f14f8d4c1594cf03c6eaa41a0e
出典データセット: uspto-grants-1993_09
DOI: 10.6084/m9.figshare.5104873.v1
特許番号: US05243043

反応式

参加物

反応物 3

生成物 1

試薬・触媒・溶媒 1

実験手順

後処理

出典と根拠

関連ノート