3-Methoxy-2-cyclopenten-1-one

3-甲氧基-2-环戊烯-1-酮

Also known as: 3-Methoxycyclopent-2-enone, 3-Methoxy-2-cyclopentenone, 2-Cyclopenten-1-one, 3-methoxy-, 3-Methoxycyclopent-2-en-1-one, 3-methoxycyclopent-2-ene-1-one

CAS No.
4683-50-5
Jingsj CID
J-39087-7
Molecular Formula
C6H8O2
Chinese Name
3-甲氧基-2-环戊烯-1-酮
Molecular Weight
112.127 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point49-53ºC(lit.)
Boiling Point214.9±29.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point96.5±17.8 °C

Frequently Asked Questions

What is the CAS number of 3-Methoxy-2-cyclopenten-1-one?

4683-50-5

What are the molecular formula and molecular weight of 3-Methoxy-2-cyclopenten-1-one?

C6H8O2, molecular weight 112.127 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026