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Appearance:Crystalline Powder
Throughput:100|Kilogram|Day
pd_productuse:intermediate
Delivery Time:instock
Purity:99.9
Product Name: Vanillin
CAS: 121-33-5
MF: C8H8O3
MW: 152.15
EINECS: 204-465-2
Mol File: 121-33-5.mol
Vanillin Structure
Vanillin Chemical Properties
Melting point 81-83 °C(lit.)
Boiling point 170 °C15 mm Hg(lit.)
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)
Fp 147 °C
storage temp. Refrigerator
solubility methanol: 0.1 g/mL, clear
form Crystalline Powder
pka pKa 7.396±0.004(H2O I = 0.00 t = 25.0±1.0) (Reliable)
color White to pale yellow
PH 4.3 (10g/l, H2O, 20℃)
Water Solubility 10 g/L (25 ºC)
Sensitive Air & Light Sensitive
Merck 14,9932
JECFA Number 889
BRN 472792
Stability: Stable. May discolour on exposure to light. Moisture-sensitive. Incompatible with strong oxidizing agents, perchloric acid.
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)
Safety Information
Hazard Codes Xi
Risk Statements 22-36/37/38-36
Safety Statements 26
WGK Germany 1
RTECS YW5775000
Autoignition Temperature >400 °C
TSCA Yes
HS Code 29124100
Hazardous Substances Data 121-33-5(Hazardous Substances Data)
Toxicity LD50 orally in rats, guinea pigs: 1580, 1400 mg/kg (Jenner)
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