4-Methyl-1-naphthaldehyde
Also known as: 1-Naphthalenecarboxaldehyde, 4-methyl-, 4-METHYL-1-NAPHTHALDEHYDE, 4-methylnaphthalene-1-carbaldehyde, MFCD00060691
4-Methyl-1-naphthaldehyde (CAS 33738-48-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H10O and a molecular weight of 170.207 g/mol. Key properties include a melting point of 32-36 °C(lit.), a boiling point of 318.0±11.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 186.5±5.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 33738-48-6
- Jingsj CID
- J-20698-4
- Molecular Formula
- C12H10O
- Molecular Weight
- 170.207 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 32-36 °C(lit.) |
|---|---|
| Boiling Point | 318.0±11.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 186.5±5.5 °C |
| Exact Mass | 170.073166 |
| PSA | 17.07000 |
| LogP | 3.33 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.656 |
Customs & Trade Information
| HS Code | 2912299000 |
|---|---|
| Summary | 2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-Methyl-1-naphthaldehyde?
The CAS number of 4-Methyl-1-naphthaldehyde is 33738-48-6.
What are the molecular formula and molecular weight of 4-Methyl-1-naphthaldehyde?
4-Methyl-1-naphthaldehyde has molecular formula C12H10O and molecular weight 170.207 g/mol.
What are the upstream and downstream products of 4-Methyl-1-naphthaldehyde?
For 4-Methyl-1-naphthaldehyde, Upstream Products: 1-Methylnaphthalene, 1,4-Dimethylnaphthalene, acetic acid; Downstream Products: 4-Methyl-1-naphthoic acid, 4-Methyl-1-naphthol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Methyl-1-naphthaldehyde (CAS 33738-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20698-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.