| 英文名称: | | 2-Butenoic acid | | .beta.-Methylacrylic acid | | 3-methylacrylic acid | | 3-methyl-acrylic aci | | alpha-butenoic acid | | alpha-crotonic acid | | beta-methacrylic acid | | beta-methylacrylic acid | | kyselina krotonova | | solid crotonic acid | | 'rotonic acid | | crotonic | | crotonicacid | | α-Butenoic acid | | 3-Methylacrylsαure | | Crotonsαure | | 2-Butensαure | | a-butenoic acid | | 2-butenoic acid(isomer not specified) |
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