2-chloro-3-hydroxybenzoic acid
Also known as: Benzoic acid, 2-chloro-3-hydroxy-, 2-Chloro-3-hydroxybenzoic acid
2-chloro-3-hydroxybenzoic acid (CAS 51786-10-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5ClO3 and a molecular weight of 172.566 g/mol. Key properties include a boiling point of 333.1±27.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 155.3±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 51786-10-8
- Jingsj CID
- J-1387170-0
- Molecular Formula
- C7H5ClO3
- Molecular Weight
- 172.566 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 333.1±27.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 155.3±23.7 °C |
| Exact Mass | 171.992722 |
| PSA | 57.53000 |
| LogP | 1.60 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.630 |
Customs & Trade Information
| HS Code | 2918290000 |
|---|---|
| Summary | HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-chloro-3-hydroxybenzoic acid?
The CAS number of 2-chloro-3-hydroxybenzoic acid is 51786-10-8.
What are the molecular formula and molecular weight of 2-chloro-3-hydroxybenzoic acid?
2-chloro-3-hydroxybenzoic acid has molecular formula C7H5ClO3 and molecular weight 172.566 g/mol.
What are the upstream and downstream products of 2-chloro-3-hydroxybenzoic acid?
For 2-chloro-3-hydroxybenzoic acid, Upstream Products: 3-Hydroxybenzoic acid, 2-Chlorophenol, (2-Chlorophenoxy)trimethylsilane; Downstream Products: Benzenemethanol, 2-chloro-3-hydroxy-.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-chloro-3-hydroxybenzoic acid (CAS 51786-10-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1387170-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.