英文名称: | 4-methyl-2-Oxetanone | .beta.-Butyrolactone | 4-methyl-2-oxetanon | 3-hydroxybutanoic acid, beta-lactone | 3-hydroxybutyric acid lactone | 3-hydroxybutyric acid, beta-lactone | 4-methyl-2-oxetanone | beta-butyrolactone | beta-butyrolakton | hydroxybutyric acid lactone | 4-methyl-oxetan-2-one | (R,S)-4-Methyl-oxetan-2-one | 2-Oxetanone,4-methyl- | β-Butyrolactone | β-Methyl-β-propiolactone | beta-Methylpropiolactone |
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