Syringaldehyde is an organic compound that occurs in trace amounts widely in nature. Some species of insects use syringaldehyde in their chemical communication systems. Scolytus multistriatus uses it as a signal to find a host tree during oviposition.

CAS：134-96-3
中文别名：4-羟基-3,5-二甲氧基苯甲醛;3,5-二甲氧基-4-羟基苯甲醛;
英文别名：Syringic Aldehyde;4-Hydroxy-3,5-dimethoxybenzaldehyde;4-hydroxy-3,5-dimethoxybenzaldehyde;3,5-Dimethoxy-4-Hydroxybenzaldehyde;Syringaldehyde;Benzaldehyde, 4-hydroxy-3,5-dimethoxy-;3,5-Dimethoxy-4-hydroxybenzaldehyde;
分子式：C9H10O4
分子量：182.173
精确质量：182.058
Psa：55.76
Logp：1.2219

PubChem号：24888572
EINECS号：205-167-5
MDL号：MFCD00006943
BRN号：784514
RTECS号：CU5760000

外观与性状：淡黄色-绿色至棕色结晶粉末
密度：1.013
沸点：192-193°C14mm Hg(lit.)
熔点：110-113°C(lit.)
闪点：192-193°C/14mm
折射率：1.567
水溶解性：very sparingly soluble
稳定性：Stable under normal temperatures and pressures.
储存条件：Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
蒸汽压：0.000151mmHg at 25°C

RTECS号：CU5760000
安全说明：S26-S37/39
危险类别码：R36/37/38
WGK Germany：3
海关编码：29124900
包装等级：I; II; III
危险品标志：Xi