1-Methylcyclopropene (1-MCP) is a cyclopropene derivative used as a synthetic plant growth regulator. It is structurally related to the natural plant hormone ethylene and it is used commercially to slow down the ripening of fruit and to help maintain the freshness of cut flowers.

CAS：3100-04-7
中文别名：
英文别名：Ethanone,1-cyclopentyl;MCP;methyl-cyclopentyl-ketone;1-Methyl-1-cyclopropen;methylcyclopropene;1-methyl-1-cyclopropene;1-cyclopentyl-1-ethanone;1-methyl-cyclopropene;1-methylcycloprop-1-ene;Ketone,cyclopentyl methyl;Acetylcyclopentane;cyclopentyl methyl ketone;1-Methylcyclopropene;1-methylcyclopropane;1-MCP;1-Methyl-cyclopropen;1-Cyclopentyl-ethanone;Cyclopentylethanone;
分子式：C4H6
分子量：54.0904
精确质量：54.047
Psa：0.0
Logp：1.3364

UNII：J6UJO23JGU

密度：0.838 g/cm3
沸点：6.8ºC at 760 mmHg
折射率：1.474

海关编码：2902199011