1-methyl-6-oxabicyclo[3.1.0]hexane

1-甲基-6-氧杂双环[3.1.0]己烷

Also known as: methyl-1,2-cyclopentene oxide, 1,2-epoxy-1-methylcyclopentane, 1-methyl-1,2-epoxycyclopentane, 1-methylcyclopentene oxide, 6-oxabicyclo[3.1.0]hexane, 1-methyl-

1-methyl-6-oxabicyclo[3.1.0]hexane (CAS 16240-42-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H10O and a molecular weight of 98.14300 g/mol. It is also known as methyl-1,2-cyclopentene oxide, 1,2-epoxy-1-methylcyclopentane and 1-methyl-1,2-epoxycyclopentane. Key properties include a boiling point of 113ºC(lit.), a density of 0.914 g/mL at 25ºC(lit.) and a flash point of 54 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16240-42-9
Jingsj CID
J-13654-9
Molecular Formula
C6H10O
Chinese Name
1-甲基-6-氧杂双环[3.1.0]己烷
Molecular Weight
98.14300 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point113ºC(lit.)
Density0.914 g/mL at 25ºC(lit.)
Flash Point54 °F

Frequently Asked Questions

What is the CAS number of 1-methyl-6-oxabicyclo[3.1.0]hexane?

The CAS number of 1-methyl-6-oxabicyclo[3.1.0]hexane is 16240-42-9.

What are the molecular formula and molecular weight of 1-methyl-6-oxabicyclo[3.1.0]hexane?

1-methyl-6-oxabicyclo[3.1.0]hexane has molecular formula C6H10O and molecular weight 98.14300 g/mol.

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

Last updated:

How to cite: Jingsj. "1-methyl-6-oxabicyclo[3.1.0]hexane (CAS 16240-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13654-9 (accessed 2026-10-22).

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