2-Chloro-4-hydroxybenzaldehyde
Also known as: 2-Chloro-4-hydroxybenzaldehyde, Benzaldehyde, 2-chloro-4-hydroxy-, o-Chloro-p-hydroxybenzaldehyde, 2-Chlor-4-hydroxy-benzaldehyde, 3-chloro-4-formylphenol, MFCD00052184, TIMTEC-BB SBB004014
2-Chloro-4-hydroxybenzaldehyde (CAS 56962-11-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H5ClO2 and a molecular weight of 156.566 g/mol. Key properties include a melting point of 145-147 °C(lit.), a boiling point of 272.5±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 118.6±21.8 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 56962-11-9
- Jingsj CID
- J-45349-6
- Molecular Formula
- C7H5ClO2
- Molecular Weight
- 156.566 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 145-147 °C(lit.) |
|---|---|
| Boiling Point | 272.5±20.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 118.6±21.8 °C |
| Exact Mass | 155.997803 |
| PSA | 37.30000 |
| LogP | 2.40 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.632 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2913000090 |
|---|---|
| Summary | HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Chloro-4-hydroxybenzaldehyde?
The CAS number of 2-Chloro-4-hydroxybenzaldehyde is 56962-11-9.
What are the molecular formula and molecular weight of 2-Chloro-4-hydroxybenzaldehyde?
2-Chloro-4-hydroxybenzaldehyde has molecular formula C7H5ClO2 and molecular weight 156.566 g/mol.
Is 2-Chloro-4-hydroxybenzaldehyde hazardous?
2-Chloro-4-hydroxybenzaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 2-Chloro-4-hydroxybenzaldehyde?
For 2-Chloro-4-hydroxybenzaldehyde, Upstream Products: 2-Chloro-4-hydroxybenzonitrile, 3-Chlorophenol, 2,4-Dichlorobenzaldehyde; Downstream Products: 1-(Bromomethyl)-2-chloro-4-methoxybenzene, 2-Chloro-4-methoxybenzaldehyde, 2-Chloro-4-((3-(2,6-dichlorophenyl)-5-isopropylisoxazol-4-yl)methoxy)benzaldehyde.
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-4-hydroxybenzaldehyde (CAS 56962-11-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45349-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.