4-(Diethoxymethyl)benzaldehyde

对苯二甲醛单(二乙缩醛)

Also known as: Terephthalaldehyde mono(diethyl acetal), Terephthalaldehyde diethyl acetal, Terephthaldialdehyde monodiethylacetal, Benzaldehyde, 4-(diethoxymethyl)-, MFCD00010217

4-(Diethoxymethyl)benzaldehyde (CAS 81172-89-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H16O3 and a molecular weight of 208.25400 g/mol. It is also known as Terephthalaldehyde mono(diethyl acetal), Terephthalaldehyde diethyl acetal and Terephthaldialdehyde monodiethylacetal. Key properties include a boiling point of 89-93 °C (7 mmHg), a density of 1.047 g/mL at 25 °C(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
81172-89-6
Jingsj CID
J-17785-8
Molecular Formula
C12H16O3
Chinese Name
对苯二甲醛单(二乙缩醛)
Molecular Weight
208.25400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point89-93 °C (7 mmHg)
Density1.047 g/mL at 25 °C(lit.)
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of 4-(Diethoxymethyl)benzaldehyde?

The CAS number of 4-(Diethoxymethyl)benzaldehyde is 81172-89-6.

What are the molecular formula and molecular weight of 4-(Diethoxymethyl)benzaldehyde?

4-(Diethoxymethyl)benzaldehyde has molecular formula C12H16O3 and molecular weight 208.25400 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-(Diethoxymethyl)benzaldehyde (CAS 81172-89-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17785-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.