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发明名称
PURIFICATION OF N-METHYL-2-PYRROLIDONE
摘要
申请公布号
JPH01313459(A)
申请公布日期
1989.12.18
申请号
JP19880141613
申请日期
1988.06.10
申请人
TOSOH CORP;TOUSOO SASUTEIILE KK
发明人
KATO RIICHI;INOUE HIROSHI;OGAWARA KENSUKE
分类号
C07D207/26;C07D207/267
主分类号
C07D207/26
代理机构
代理人
主权项
地址
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