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Ethyl Vanillin

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Ethyl Vanillin

EINECS 204-464-7
CAS No. 121-32-4 Density 1.186 g/cm3
Solubility slightly soluble in water Melting Point 76 °C
Formula C9H10O3 Boiling Point 295.1 °C at 760 mmHg
Molecular Weight 166.1739 Flash Point 119 °C
Transport Information Appearance white to off-white fine crystalline powder
Safety 26-36 Risk Codes 22-36/37/38
Molecular Structure Molecular Structure of 121-32-4 (Ethyl vanillin) Hazard Symbols HarmfulXn,IrritantXi

Vanirome;Quantrovanil;4-Hydroxy-3-ethoxybenzaldehyde;Vanillin, ethyl-;Benzaldehyde, 3-ethoxy-4-hydroxy-;Bourbonal;3-Ethoxyprotocatechualdehyde;Vanirom;Ethylprotocatechualdehyde-3-ethyl ether;Ethylvanillin;Vanilal;Ethovan;Ethylprotocatechuic aldehyde;Ethylprotal;3-ethoxy-4-hydroxy-benzaldehyde;3-Ethoxy-4-hydroxybenzaldehyde;Protocatechuic aldehyde ethyl ether;Benzaldehyde,3-ethoxy-4-hydroxy-;2-Ethoxy-4-formylphenol;


Ethyl Vanillin Chemical Properties

Structure of Ethyl Vanillin (CAS NO.121-32-4):

IUPAC Name: 3-ethoxy-4-hydroxybenzaldehyde
Molecular Formula: C9H10O3
Molecular Weight: 166.1739g/mol
EINECS: 204-464-7 
Index of Refraction: 1.573
Molar Refractivity: 46.19 cm3
Molar Volume: 140 cm3
Polarizability: 18.31×10-24cm3
Surface Tension: 45.5 dyne/cm
Density: 1.186 g/cm3
Flash Point: 119 °C
Enthalpy of Vaporization: 55.62 kJ/mol 
Melting Point: 76 °C
Boiling Point: 295.1 °C at 760 mmHg
Vapour Pressure: 0.000884 mmHg at 25°C 
Water Solubility: slightly soluble
Sensitive: Light Sensitive
Physical Appearance: white to off-white fine crystalline powder
Product Categories: Pharmaceutical Raw Materials;Food and Feed Additive;Food & Feed ADDITIVES;Aromatic Aldehydes & Derivatives (substituted) 
Synonyms of Ethyl Vanillin (CAS NO.121-32-4): 2-Ethoxy-4-formylphenol ; 3-Ethoxy-4-hydroxybenzaldehyde ; 4-Hydroxy-3-ethoxybenzaldehyde ; Benzaldehyde, 3-ethoxy-4-hydroxy- ; Bourbonal ; Ethavan ; Ethyl protal ;
 Ethylprotocatechualdehyde-3-ethyl ether ; Ethylprotocatechuic aldehyde ; Protocatechuic aldehyde ethyl ether ; 
 Quantrovanil ; Vanirome

Ethyl Vanillin Uses

  Ethyl Vanillin (CAS NO.121-32-4) is used in perfumery.

Ethyl Vanillin Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo intravenous 760mg/kg (760mg/kg)   Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 238, Pg. 2576, 1954.
guinea pig LD50 intraperitoneal 1140mg/kg (1140mg/kg)   Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 238, Pg. 2576, 1954.
mouse LD50 intraperitoneal 750mg/kg (750mg/kg)   Clinical Toxicology. Vol. 10, Pg. 61, 1977.
rabbit LD50 skin > 7940mg/kg (7940mg/kg)   National Technical Information Service. Vol. OTS0534355,
rabbit LDLo oral 3gm/kg (3000mg/kg)   Journal of the American Pharmaceutical Association, Scientific Edition. Vol. 29, Pg. 425, 1940.
rat LD50 oral 1590mg/kg (1590mg/kg)   FAO Nutrition Meetings Report Series. Vol. 44A, Pg. 39, 1967.
rat LDLo subcutaneous 1800mg/kg (1800mg/kg)   Journal of the American Pharmaceutical Association, Scientific Edition. Vol. 29, Pg. 425, 1940.

Ethyl Vanillin Consensus Reports

Flavors Industry Market Research (China)

Ethyl Vanillin Safety Profile

Hazard Codes: HarmfulXn,IrritantXi
Risk Statements: 22-36/37/38 
R22:Harmful if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 1
RTECS: CU6125000
Hazard Note: Harmful/Irritant/Light Sensitive
HS Code: 29124200

Ethyl Vanillin Specification

First Aid Measures
Do not give anything by mouth to an unconscious person. Seek medical aid. Do not induce vomiting.Rinse mouth and drink 2-4 cupfuls of milk or water if conscious and alert.
Remove from exposure to fresh air right away.Give artificial respiration if not breathing. Give oxygen if breathing is difficult. Seek medical aid .
Seek medical aid. Flush skin with soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
Flush eyes with water for at least 15 minutes and lift the eyelids occasionally. Seek medical aid.
Personal Protection
Wear appropriate protective eyeglasses, gloves and clothing to prevent exposure.

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