Melting point :81-83 °C(lit.)
Boiling point :170 °C15 mm Hg(lit.)
bulk density :600kg/m3
Density :1.06
vapor density :5.3 (vs air)
vapor pressure :>0.01 mm Hg ( 25 °C)
FEMA :3107 | VANILLIN
refractive index :1.4850 (estimate)
Flash point :147 °C
storage temp. :2-8°C
solubility :methanol: 0.1 g/mL, clear
pka :pKa 7.396±0.004(H2O I = 0.00 t = 25.0±1.0) (Reliable)
form :Crystalline Powder
color :White to pale yellow
PH :4.3 (10g/l, H2O, 20℃)
Odor :at 100.00 %. vanilla
Odor Type :vanilla
biological source :synthetic
Water Solubility :10 g/L (25 ºC)
Sensitive :Air & Light Sensitive
Merck :14,9932
JECFA Number :889
BRN :472792
Henry's Law Constant :1.7×10³ mol/(m³Pa) at 25℃, Brockbank (2013)
Stability :Stable. May discolour on exposure to light. Moisture-sensitive. Incompatible with strong oxidizing agents, perchloric acid.
Cosmetics Ingredients Functions :FRAGRANCE
InChI :1S/C8H8O3/c1-11-8-4-6(5-9)2-3-7(8)10/h2-5,10H,1H3
InChIKey :MWOOGOJBHIARFG-UHFFFAOYSA-N
SMILES :COc1cc(C=O)ccc1O
LogP :1.17 at 25℃
CAS DataBase Reference :121-33-5(CAS DataBase Reference)
NIST Chemistry Reference :Benzaldehyde, 4-hydroxy-3-methoxy-(121-33-5)
EPA Substance Registry System :Vanillin (121-33-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P337+P313 IF eye irritation persists: Get medical advice/attention.