Assertion: thiophen acetyl chloride | /r/HasProperty | 75.6g
Facets:
Source sentences:
text: Embodiment 4 Such as method and the condition synthesis of embodiment 1, catalyst DMF consumption is only changed into 0.31g from 6.3g, the reaction time is from 5 Hour extends to 10 hours, obtains 2- thiophen acetyl chloride 75.6g, yield reaches 93.7%.HPLC area normalizations content 99.2%.