百科

<1R-(1α,4α,5α)>-7-(2,4-dimethoxybenzyl)-2,6-dioxo-4-methyl-3-oxa-7-azabicyclo<3.2.0>heptane

<1R-(1α,4α,5α)>-7-(2,4-dimethoxybenzyl)-2,6-dioxo-4-methyl-3-oxa-7-azabicyclo<3.2.0>heptane

CAS号：81902-53-6

英文名：<1R-(1α,4α,5α)>-7-(2,4-dimethoxybenzyl)-2,6-dioxo-4-methyl-3-oxa-7-azabicyclo<3.2.0>heptane

分子式：C15H17NO5

分子量：291.299

上游原料

(2R,3R)-2-bromo-3-acetoxy-butyryl chloride

(2R,3R)-2-bromo-3-acetoxy-butyryl chloride

<3S-<3α(S*),4α>>-1-(2,4-dimethoxybenzyl)-3-(1-acetoxyethyl)-4-ethoxycarbonyl-2-azetidinone-4-carboxylic acid

<3S-<3α(S*),4α>>-1-(2,4-dimethoxybenzyl)-3-(1-acetoxyethyl)-4-ethoxycarbonyl-2-azetidinone-4-carboxylic acid

上游原料

(2R,3R)-2-bromo-3-acetoxy-butyryl chloride <3S-<3α(S*),4α>>-1-(2,4-dimethoxybenzyl)-3-(1-acetoxyethyl)-4-ethoxycarbonyl-2-azetidinone-4-carboxylic acid