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3,5-di-tert-butyl-4-hydroxybenzaldehyde

Also known as: 4-Formyl-2,6-di-tert-butylphenol, 4-Hydroxy-3,5-di-tert-butylbenzaldehyde, Benzaldehyde, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, Benzaldehyde, 3,5-di-tert-butyl-4-hydroxy-

3,5-di-tert-butyl-4-hydroxybenzaldehyde (CAS 1620-98-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H22O2 and a molecular weight of 234.334 g/mol. Key properties include a melting point of 186-190 °C, a boiling point of 289.2±35.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 121.6±18.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1620-98-0
Jingsj CID
J-1503930-2
Molecular Formula
C15H22O2
Molecular Weight
234.334 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point186-190 °C
Boiling Point289.2±35.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point121.6±18.5 °C
Exact Mass234.161987
PSA37.30000
LogP4.77
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.528

Frequently Asked Questions

What is the CAS number of 3,5-di-tert-butyl-4-hydroxybenzaldehyde?

The CAS number of 3,5-di-tert-butyl-4-hydroxybenzaldehyde is 1620-98-0.

What are the molecular formula and molecular weight of 3,5-di-tert-butyl-4-hydroxybenzaldehyde?

3,5-di-tert-butyl-4-hydroxybenzaldehyde has molecular formula C15H22O2 and molecular weight 234.334 g/mol.

What are the upstream and downstream products of 3,5-di-tert-butyl-4-hydroxybenzaldehyde?

For 3,5-di-tert-butyl-4-hydroxybenzaldehyde, Upstream Products: 3,5-Di-tert-butyl-4-hydroxybenzyl alcohol, Butylated hydroxytoluene, Ethanol; Downstream Products: 2,6-Di-tert-butyl-4-methoxyphenol, 2,6-Di-tert-butyl-p-benzoquinone, 3,3',5,5'-Tetra-tert-butyldiphenoquinone.

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

Last updated:

How to cite: Jingsj. "3,5-di-tert-butyl-4-hydroxybenzaldehyde (CAS 1620-98-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503930-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.