Vanillic acid
香草酸
Also known as: 4-Hydroxy-3-methoxybenzoic acid, 3-Methoxy-4-hydroxybenzoic acid, Protocatechuic acid 3-methyl ether, FEMA 3988
- CAS No.
- 121-34-6
- Jingsj CID
- J-48022-6
- Molecular Formula
- C8H8O4
- Chinese Name
- 香草酸
- Molecular Weight
- 168.147 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 208-210 °C(lit.) |
|---|---|
| Boiling Point | 353.4±27.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 149.4±17.2 °C |
Frequently Asked Questions
What is the CAS number of Vanillic acid?
121-34-6
What are the molecular formula and molecular weight of Vanillic acid?
C8H8O4, molecular weight 168.147 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026