Product Name: 3,5-Dimethoxy-4-hydroxybenzaldehyde 
Synonyms: Syringaldehyde (4-Hydroxy 3,5-dimethoxybenzaldehyde); 4-Hydroxy-3,5-dimethoxybenzaldehyde; Syringaldehyde; Springaldehyde 
CAS RN.: 134-96-3 
EINECS: 205-167-5 
Molecular Weight: 182.1733 
Molecular Formula: C9H10O4 
Density: 1.234g/cm3 
Melting Point(℃): 110-113℃ 
Boiling Point(℃): 322.1°C at 760 mmHg 
Flash Point(℃): 130.1°C 
refractive_index: 1.567 
Water Solubility: very sparingly soluble