4-Methyl-2-pentyl-1,3-dioxolane

4-甲基-2-戊基-1,3-二氧戊环

Also known as: Hexanal propylene glycol acetal, FEMA 3630, 2-Pentyl-4-methyl-1,3-dioxolane, 4-methyl-2-pentyl-1,3-dioxolan, 1,3-Dioxolane, 4-methyl-2-pentyl-, Hexanal P.G Acetal, Hexanal Propylene Ly, 4-METHYL-2-PENTYL-1,3-DIOXOLAN

4-Methyl-2-pentyl-1,3-dioxolane (CAS 1599-49-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H18O2 and a molecular weight of 158.238 g/mol. It is also known as Hexanal propylene glycol acetal, FEMA 3630 and 2-Pentyl-4-methyl-1,3-dioxolane. Key properties include a boiling point of 186.4±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 63.8±12.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1599-49-1
Jingsj CID
J-12399-4
Molecular Formula
C9H18O2
Chinese Name
4-甲基-2-戊基-1,3-二氧戊环
Molecular Weight
158.238 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point186.4±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point63.8±12.3 °C
Exact Mass158.130676
PSA18.46000
LogP2.38
Vapor Pressure0.9±0.3 mmHg at 25°C
Refractive Index1.420

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-Methyl-2-pentyl-1,3-dioxolane?

The CAS number of 4-Methyl-2-pentyl-1,3-dioxolane is 1599-49-1.

What are the molecular formula and molecular weight of 4-Methyl-2-pentyl-1,3-dioxolane?

4-Methyl-2-pentyl-1,3-dioxolane has molecular formula C9H18O2 and molecular weight 158.238 g/mol.

What are the upstream and downstream products of 4-Methyl-2-pentyl-1,3-dioxolane?

For 4-Methyl-2-pentyl-1,3-dioxolane, Upstream Products: propylene glycol, Hexanal; Downstream Products: Methyl hexanoate.

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

Last updated:

How to cite: Jingsj. "4-Methyl-2-pentyl-1,3-dioxolane (CAS 1599-49-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12399-4 (accessed 2026-10-28).

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