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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