| Formula / Notation | C8H8O3 |
|---|---|
| CAS Number | 121-33-5 |
| Molecular Weight | 152.15 |
| Melting Point | 178 to 181 °F (NTP, 1992) |
| Boiling Point | 545 °F at 760 mmHg (NTP, 1992) |
| Density | 1.056 at 68 °F (NTP, 1992) - Denser than water; will sink |
| Solubility | Slightly soluble (NTP, 1992) |
| Appearance | Vanillin appears as white or very slightly yellow needles. |
| Also Known As | 4-hydroxy-3-methoxybenzaldehyde; 4-Hydroxy-3-methoxybenzaldehyde; 121-33-5; Vanillic aldehyde; Vanillaldehyde; p-Vanillin; Vanilline; Lioxin; 3-Methoxy-4-hydroxybenzaldehyde; 4-Hydroxy-3-methoxy-benzaldehyde |
| Category | Organic Compounds |
What is Vanillin?
Vanillin is a member of the class of benzaldehydes carrying methoxy and hydroxy substituents at positions 3 and 4 respectively. It has a role as an antioxidant, a flavouring agent, an anticonvulsant, an anti-inflammatory agent and a plant metabolite. It is a member of benzaldehydes, a monomethoxybenzene and a member of phenols.
Formula & Notation
IUPAC Name: 4-hydroxy-3-methoxybenzaldehyde
Other Names / Synonyms: 4-hydroxy-3-methoxybenzaldehyde; 4-Hydroxy-3-methoxybenzaldehyde; 121-33-5; Vanillic aldehyde; Vanillaldehyde; p-Vanillin; Vanilline; Lioxin; 3-Methoxy-4-hydroxybenzaldehyde; 4-Hydroxy-3-methoxy-benzaldehyde
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 178 to 181 °F (NTP, 1992) |
| Boiling Point | 545 °F at 760 mmHg (NTP, 1992) |
| Density | 1.056 at 68 °F (NTP, 1992) - Denser than water; will sink |
| Molecular Weight | 152.15 |
| Solubility | Slightly soluble (NTP, 1992) |
| Appearance | Vanillin appears as white or very slightly yellow needles. |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Vanillin is a member of the class of benzaldehydes carrying methoxy and hydroxy substituents at positions 3 and 4 respectively. It has a role as an antioxidant, a flavouring agent, an anticonvulsant, an anti-inflammatory agent and a plant metabolite. It is a member of benzaldehydes, a monomethoxybenzene and a member of phenols.
Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.
Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.
The formula or notation for Vanillin is: C8H8O3