3-Hydroxybenzoic acid
3-羟基苯甲酸
Also known as: m-Hydroxybenzoic acid, m-Salicylic acid, 3-Carboxyphenol, Benzoic acid, 3-hydroxy-, META-HYDROXYBENZOIC ACID, m-Hydroxybenzoic, m-Oxybenzoic acid, 3-Hydroxy benzoic acid
3-Hydroxybenzoic acid (CAS 99-06-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6O3 and a molecular weight of 138.121 g/mol. It is also known as m-Hydroxybenzoic acid, m-Salicylic acid and 3-Carboxyphenol. Key properties include a melting point of 201 °C, a boiling point of 346.1±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 177.3±19.7 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 99-06-9
- Jingsj CID
- J-32710-3
- Molecular Formula
- C7H6O3
- Chinese Name
- 3-羟基苯甲酸
- Molecular Weight
- 138.121 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 201 °C |
|---|---|
| Boiling Point | 346.1±25.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 177.3±19.7 °C |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 3-Hydroxybenzoic acid?
The CAS number of 3-Hydroxybenzoic acid is 99-06-9.
What are the molecular formula and molecular weight of 3-Hydroxybenzoic acid?
3-Hydroxybenzoic acid has molecular formula C7H6O3 and molecular weight 138.121 g/mol.
Is 3-Hydroxybenzoic acid hazardous?
3-Hydroxybenzoic acid has GHS signal word Warning.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Hydroxybenzoic acid (CAS 99-06-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32710-3 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.