691-45-2 Basic information More.. Product Name: 1-Butene-1,3-dione Synonyms: CAS: 691-45-2 MF: C4H4O2 MW: 84.07336 EINECS: Mol File: 691-45-2.mol Information Error Report Your Email:	Browse by province 691-45-2 Suppliers Global suppliers 691-45-2 Recommend Suppliers Recommend You Select Member Companies... 1
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