3,4-Dibenzyloxybenzaldehyde

3,4-二苄氧基苯甲醛

Also known as: 3,4-Bis(benzyloxy)benzaldehyde, 3,4-Bis(phenylmethoxy)benzaldehyde, Protocatechualdehyde dibenzyl ether, NSC 16747

3,4-Dibenzyloxybenzaldehyde (CAS 5447-02-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H18O3 and a molecular weight of 318.366 g/mol. It is also known as 3,4-Bis(benzyloxy)benzaldehyde, 3,4-Bis(phenylmethoxy)benzaldehyde and Protocatechualdehyde dibenzyl ether. Key properties include a melting point of 91-94 °C (dec.)(lit.), a boiling point of 492.4±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 243.9±12.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5447-02-9
Jingsj CID
J-44850-1
Molecular Formula
C21H18O3
Chinese Name
3,4-二苄氧基苯甲醛
Molecular Weight
318.366 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point91-94 °C (dec.)(lit.)
Boiling Point492.4±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point243.9±12.4 °C

Frequently Asked Questions

What is the CAS number of 3,4-Dibenzyloxybenzaldehyde?

The CAS number of 3,4-Dibenzyloxybenzaldehyde is 5447-02-9.

What are the molecular formula and molecular weight of 3,4-Dibenzyloxybenzaldehyde?

3,4-Dibenzyloxybenzaldehyde has molecular formula C21H18O3 and molecular weight 318.366 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-Dibenzyloxybenzaldehyde (CAS 5447-02-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44850-1 (accessed 2026-10-22).

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