D-19 (1R,5S)-3-乙基-双环[3.2.0]庚烷-3-烯-6-酮 (1R,5S)-3-ethyl-Bicyclo[3.2.0]hept-3-en-6-one CAS 号 1235479-61-4 C₉H₁₂O 查看规格 → 询盘
D-20 3-乙基双环 [3.2.0] 庚-3-烯-6-酮 3-ethylbicyclo[3.2.0]hept-3-en-6-one CAS 号 1235479-59-0 C₉H₁₂O 查看规格 → 询盘
