Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone
异丁醛-2,4-二硝基苯腙
Also known as: Isobutyraldehyde 2,4-dinitrophenylhydrazone, Isobutyraldehyde DNPH, 2-Methylpropanal (2,4-dinitrophenyl)hydrazone, Isobutyraldehyde dnp, N-(2-methylpropylideneamino)-2,4-dinitroaniline, Isobutyraldehyde-2,4-dinitrophenylhydrazone
Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone (CAS 2057-82-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H12N4O4 and a molecular weight of 252.22700 g/mol. It is also known as Isobutyraldehyde 2,4-dinitrophenylhydrazone, Isobutyraldehyde DNPH and 2-Methylpropanal (2,4-dinitrophenyl)hydrazone. Key properties include a melting point of 185 °C, a boiling point of 394.8ºC at 760 mmHg, a density of 1.37 g/cm3 and a flash point of 192.5ºC. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H312 — Harmful in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2057-82-1
- Jingsj CID
- J-15237-8
- Molecular Formula
- C10H12N4O4
- Chinese Name
- 异丁醛-2,4-二硝基苯腙
- Molecular Weight
- 252.22700 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 185 °C |
|---|---|
| Boiling Point | 394.8ºC at 760 mmHg |
| Density | 1.37 g/cm3 |
| Flash Point | 192.5ºC |
| Exact Mass | 252.08600 |
| PSA | 116.03000 |
| LogP | 3.67610 |
| Vapor Pressure | 1.93E-06mmHg at 25°C |
| Refractive Index | 1.604 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
- H319 — Causes serious eye irritation
Customs & Trade Information
| HS Code | 2928000090 |
|---|---|
| Summary | 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone?
The CAS number of Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone is 2057-82-1.
What are the molecular formula and molecular weight of Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone?
Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone has molecular formula C10H12N4O4 and molecular weight 252.22700 g/mol.
Is Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone hazardous?
Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H312 — Harmful in contact with skin.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Propanal, 2-methyl-, 2-(2,4-dinitrophenyl)hydrazone (CAS 2057-82-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15237-8 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.