It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酯为N——
基
剂,对对氨基苯
PABA进行N——
基
.
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酯为N——
基
剂,对对氨基苯
PABA进行N——
基
.
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