3-Hydroxy-2,2-dimethylpropanal

Also known as: 2,2-Dimethyl-3-hydroxypropionaldehyde, Hydroxypivalaldehyde, 2,2-dimethyl-3-hydroxypropanal, 2,2-dimethyl-3-hydroxy-propionaldehyde, 3-Hydroxy-2,2-dimethylpropionaldehyde

3-Hydroxy-2,2-dimethylpropanal (CAS 597-31-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H10O2 and a molecular weight of 102.132 g/mol. Key properties include a boiling point of 204.4±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 60.3±15.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 597-31-9
Jingsj CID: J-26807-5
Molecular Formula: C₅H₁₀O₂
Molecular Weight: 102.132 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	204.4±0.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	60.3±15.2 °C
Exact Mass	102.068077
PSA	37.30000
LogP	-0.42
Vapor Pressure	0.1±0.8 mmHg at 25°C
Refractive Index	1.422

Customs & Trade Information

HS Code	2912491000
Summary	2912491000. other aldehyde-alcohols. 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 3-Hydroxy-2,2-dimethylpropanal?

The CAS number of 3-Hydroxy-2,2-dimethylpropanal is 597-31-9.

What are the molecular formula and molecular weight of 3-Hydroxy-2,2-dimethylpropanal?

3-Hydroxy-2,2-dimethylpropanal has molecular formula C5H10O2 and molecular weight 102.132 g/mol.

What are the upstream and downstream products of 3-Hydroxy-2,2-dimethylpropanal?

For 3-Hydroxy-2,2-dimethylpropanal, Upstream Products: Formaldehyde, Isobutyraldehyde, Neopentyl glycol; Downstream Products: 1-(Piperidin-1-ylmethyl)-2-naphthol, Trimethylacetaldehyde, 1-(morpholin-4-ylmethyl)naphthalen-2-ol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Hydroxy-2,2-dimethylpropanal (CAS 597-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26807-5 (accessed 2026-11-09).

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