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2H-Pyran-4(3H)-one

Also known as: 2,3-dihydro-4H-pyran-4-one, 2,3-dihydro-4-pyranone, 2,3-dihydro-4-pyrone, 2,3-dihydro-pyran-4-one, 2,3-dihydropyran-4-one, 4H-Pyran-4-one, 2,3-dihydro-, 4-Pyranone,2,3-dihydro

2H-Pyran-4(3H)-one (CAS 84302-42-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H6O2 and a molecular weight of 98.09990 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
84302-42-1
Jingsj CID
J-1429847-6
Molecular Formula
C5H6O2
Molecular Weight
98.09990 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass98.03680
PSA26.30000
LogP0.48950

Frequently Asked Questions

What is the CAS number of 2H-Pyran-4(3H)-one?

The CAS number of 2H-Pyran-4(3H)-one is 84302-42-1.

What are the molecular formula and molecular weight of 2H-Pyran-4(3H)-one?

2H-Pyran-4(3H)-one has molecular formula C5H6O2 and molecular weight 98.09990 g/mol.

What are the upstream and downstream products of 2H-Pyran-4(3H)-one?

For 2H-Pyran-4(3H)-one, Upstream Products: 4H-pyran-4-one, Formaldehyde, 1-Methoxy-3-(trimethylsilyloxy)-1,3-butadiene; Downstream Products: 3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate, 4,4-Dimethoxytetrahydro-4H-pyran, 4-methoxytetrahydro-2H-pyran-4-carbonitrile.

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

Last updated:

How to cite: Jingsj. "2H-Pyran-4(3H)-one (CAS 84302-42-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1429847-6 (accessed 2026-11-09).

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