Method of preparing s-alkyl-z- pyrrolidones

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US3300514A Method of preparing s-alkyl-z- pyrrolidones 失效

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Patent Title: Method of preparing s-alkyl-z- pyrrolidones
Application No.: US3300514D

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Publication No.: US3300514A

Publication Date: 1967-01-24

Method of preparing s-alkyl-z- pyrrolidones

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