2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde
Also known as: 2,5-diformyl-1-methoxy-4-(2-ethylhexyloxy)benzene, 2-[(2-Ethylhexyl)oxy]-5-methoxybenzene-1,4-dicarboxaldehyde, 2-(2-ethylhexoxy)-5-methoxyterephthalaldehyde, 2-(2-Ethylhexyloxy)-5-methoxyterephthaldehyde, 1,4-Benzenedicarboxaldehyde, 2-[(2-ethylhexyl)oxy]-5-methoxy-
2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde (CAS 203251-22-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C17H24O4 and a molecular weight of 292.370 g/mol. Key properties include a melting point of 54.1-60.8ºC(lit.), a boiling point of 442.3±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 194.1±28.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 203251-22-3
- Jingsj CID
- J-1525461-2
- Molecular Formula
- C17H24O4
- Molecular Weight
- 292.370 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 54.1-60.8ºC(lit.) |
|---|---|
| Boiling Point | 442.3±45.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 194.1±28.8 °C |
| Exact Mass | 292.167450 |
| PSA | 52.60000 |
| LogP | 5.41 |
| Vapor Pressure | 0.0±1.1 mmHg at 25°C |
| Refractive Index | 1.530 |
Customs & Trade Information
| HS Code | 2912499000 |
|---|---|
| Summary | 2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde?
The CAS number of 2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde is 203251-22-3.
What are the molecular formula and molecular weight of 2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde?
2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde has molecular formula C17H24O4 and molecular weight 292.370 g/mol.
What are the upstream and downstream products of 2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde?
For 2-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde, Upstream Products: 2-Methoxy-5-(2′-ethylhexyloxy)-1,4-bis(hydroxymethyl)benzene, N,N-Dimethylformamide, 2,5-Bis(chloromethyl)-1-methoxy-4-(2-ethylhexyloxy)benzene.
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-Methoxy-5-(2'-ethylhexyloxy)terephthalaldehyde (CAS 203251-22-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525461-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.