Damascenones are a series of closely related chemical compounds that are components of a variety of essential oils. The damascenones belong to a family of chemicals known as rose ketones, which also includes damascones and ionones. beta-Damascenone is a major contributor to the aroma of roses, despite its very low concentration, and is an important fragrance chemical used in perfumery.

CAS：23726-93-4
中文别名：1-(2,6,6-三甲基-1,3-环己二烯-1-基)2-丁烯-1-酮;
英文别名：1-crotonoyl-2,6,6-trimethylcyclohexa-1,3-diene;beta-damascenone;trans-2,6,6-trimethyl-1-crotonoyl-1,3-cyclohexadiene;β-Damascenone, 90%;
分子式：C13H18O
分子量：190.281
精确质量：190.136
Psa：17.07
Logp：3.4342

BRN号：2046080

密度：0.926g/cm3
沸点：275.6ºC at 760 mmHg
熔点：116-118ºC
闪点：111ºC
折射率：1.49
蒸汽压：0.00503mmHg at 25°C