4,4-dimethoxy-2-methylbutan-2-ol

Also known as: 2-Butanol, 4,4-dimethoxy-2-methyl-, 3-hydroxy-3-methylbutanal dimethyl acetal, 3-hydroxy-isovaleraldehyde dimethyl acetal, 3-hydroxyisovaleric aldehyde dimethyl acetal, beta-hydroxyisovaleraldehyde dimethyl acetal, dimethyl acetal of 3-hydroxyisovaleric aldehyde, dimethylacetal of 3-methyl-3-hydroxy butyraldehyde

4,4-dimethoxy-2-methylbutan-2-ol (CAS 31525-67-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H16O3 and a molecular weight of 148.20000 g/mol. Key properties include a boiling point of 206.4ºC at 760mmHg, a density of 0.957g/cm3 and a flash point of 78.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31525-67-4
Jingsj CID: J-1312323-4
Molecular Formula: C₇H₁₆O₃
Molecular Weight: 148.20000 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	206.4ºC at 760mmHg
Density	0.957g/cm3
Flash Point	78.6ºC
Exact Mass	148.11000
PSA	38.69000
LogP	0.76630
Refractive Index	n20/D 1.4226(lit.)

Customs & Trade Information

HS Code	2911000000
Summary	2911000000 acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。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 4,4-dimethoxy-2-methylbutan-2-ol?

The CAS number of 4,4-dimethoxy-2-methylbutan-2-ol is 31525-67-4.

What are the molecular formula and molecular weight of 4,4-dimethoxy-2-methylbutan-2-ol?

4,4-dimethoxy-2-methylbutan-2-ol has molecular formula C7H16O3 and molecular weight 148.20000 g/mol.

What are the upstream and downstream products of 4,4-dimethoxy-2-methylbutan-2-ol?

For 4,4-dimethoxy-2-methylbutan-2-ol, Upstream Products: 4,4-Dimethoxy-2-butanone, Methylmagnesium bromide, iodomethane; Downstream Products: 5-Hydroxy-2,2-dimethyl-2H-chromene-6-carbaldehyde, 3-Methyl-2-butenal, Eupatoriochromene.

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. "4,4-dimethoxy-2-methylbutan-2-ol (CAS 31525-67-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1312323-4 (accessed 2026-11-09).

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