Hydroxymethylpentylcyclohexenecarboxaldehyde is a synthetic fragrance known by the trade names Lyral, Kovanol, Mugonal, Landolal. It is found in some soaps, eau de toilettes, aftershaves and deodorants.

CAS：31906-04-4
中文别名：羟异己基 3-环己烯基甲醛;羟甲基戊基环己烯缩醛;4-(4\'-羟基-4\'-甲基戊基)-3-环己烯-1-甲醛;
英文别名：4-(4-Hydroxy-4-methylpentyl)cyclohex-3-enecarbaldehyde;Hydroxymethylpentylcyclohexenecarboxaldehyde;4-(4-hydroxy-4-methylpentyl)-cyclohex-3-ene-1-carbaldehyde;3-Cyclohexene-1-carboxaldehyde,4-(4-hydroxy-4-methylpentyl);Landolal;4-(4-hydroxy-4-methylpentyl)-3-cyclohexenecarboxaldehyde;4-(4\'-hydroxy-4\'-methylpentyl)-3-cyclohexene carbaldehyde;EINECS 250-863-4;Kovanol;4-(4-Hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde;(±)-Lyral;4-(4-hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde;
分子式：C13H22O2
分子量：210.313
精确质量：210.162
Psa：37.3
Logp：2.853

MDL号：MFCD00019423

外观与性状：一种无色浓液体
密度：0.995g/mLat 20°C
沸点：318.7ºC at 760 mmHg
闪点：93°C
折射率：1.486-1.493
储存条件：2-8ºC

RTECS号：GW2850000
WGK Germany：2
海关编码：2912491000

生产方法
以月桂烯醇和丙烯醛为原料,经DielsAlder反应制取。 在百花型化妆品、香皂、洗涤剂和香水香精中,用量为1%～20%.
用途
在百花型化妆品、香皂、洗涤剂和香水香精中,用量为1%～20%.