2-Hydroxy-3-nitrobenzaldehyde
Also known as: 3-Nitrosalicylaldehyde, 3-Nitro-2-hydroxybenzaldehyde, salicylaldehyde, 3-nitro-, 2-Formyl-6-nitrophenol, Benzaldehyde, 2-hydroxy-3-nitro-
2-Hydroxy-3-nitrobenzaldehyde (CAS 5274-70-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H5NO4 and a molecular weight of 167.119 g/mol. Key properties include a melting point of 105-109 °C(lit.), a boiling point of 227.8±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 99.2±11.6 °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.
- 5274-70-4
- Jingsj CID
- J-849914-7
- Molecular Formula
- C7H5NO4
- Molecular Weight
- 167.119 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 105-109 °C(lit.) |
|---|---|
| Boiling Point | 227.8±25.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 99.2±11.6 °C |
| Exact Mass | 167.021851 |
| PSA | 83.12000 |
| LogP | 2.21 |
| Vapor Pressure | 0.1±0.5 mmHg at 25°C |
| Refractive Index | 1.667 |
| Additional Property | slightly soluble |
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-Hydroxy-3-nitrobenzaldehyde?
The CAS number of 2-Hydroxy-3-nitrobenzaldehyde is 5274-70-4.
What are the molecular formula and molecular weight of 2-Hydroxy-3-nitrobenzaldehyde?
2-Hydroxy-3-nitrobenzaldehyde has molecular formula C7H5NO4 and molecular weight 167.119 g/mol.
Is 2-Hydroxy-3-nitrobenzaldehyde hazardous?
2-Hydroxy-3-nitrobenzaldehyde 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-Hydroxy-3-nitrobenzaldehyde?
For 2-Hydroxy-3-nitrobenzaldehyde, Upstream Products: Salicylaldehyde, 2-Methylbenzyl Alcohol, 2-Methyl-6-nitrophenol; Downstream Products: 3-Nitrosalicylic acid, 3-Nitrocatechol, 5-bromo-3-nitrosalicylaldehyde.
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-Hydroxy-3-nitrobenzaldehyde (CAS 5274-70-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-849914-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.