7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one

7-羟基-2,3-二氢-1H-环戊并[c]苯并吡喃-4-酮

Also known as: 2,3-Dihydro-7-hydroxycyclopenta[c][1]benzopyran-4(1H)-one, 7-Hydroxy-1H,2H,3H,4H-cyclopenta[c]chromen-4-one, 7-Hydroxy-2,3-dihydrocyclopenta[c]chromen-4(1H)-one, Cyclopenta[c][1]benzopyran-4(1H)-one, 2,3-dihydro-7-hydroxy-

7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one (CAS 21260-41-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H10O3 and a molecular weight of 202.20600 g/mol. It is also known as 2,3-Dihydro-7-hydroxycyclopenta[c][1]benzopyran-4(1H)-one, 7-Hydroxy-1H,2H,3H,4H-cyclopenta[c]chromen-4-one and 7-Hydroxy-2,3-dihydrocyclopenta[c]chromen-4(1H)-one. Key properties include a boiling point of 440.1ºC at 760 mmHg, a density of 1.4g/cm3 and a flash point of 201.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21260-41-3
Jingsj CID
J-1041618-1
Molecular Formula
C12H10O3
Chinese Name
7-羟基-2,3-二氢-1H-环戊并[c]苯并吡喃-4-酮
Molecular Weight
202.20600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point440.1ºC at 760 mmHg
Density1.4g/cm3
Flash Point201.9ºC

Frequently Asked Questions

What is the CAS number of 7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one?

The CAS number of 7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one is 21260-41-3.

What are the molecular formula and molecular weight of 7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one?

7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one has molecular formula C12H10O3 and molecular weight 202.20600 g/mol.

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

Last updated:

How to cite: Jingsj. "7-Hydroxy-2,3-dihydro-1H-cyclopenta[c]chromen-4-one (CAS 21260-41-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041618-1 (accessed 2026-10-22).

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