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1H-2-Benzopyran-1,4(3H)-dione

Also known as: Isochroman-1,4-dione, isochromane-1,4-dione, 1,4-isochromandione, Isochroman-1,4-dion

1H-2-Benzopyran-1,4(3H)-dione (CAS 5693-27-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H6O3 and a molecular weight of 162.14200 g/mol. Key property: a boiling point of 382.8±31.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5693-27-6
Jingsj CID
J-1096231-9
Molecular Formula
C9H6O3
Molecular Weight
162.14200 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point382.8±31.0°C at 760 mmHg
Exact Mass162.03200
PSA43.37000
LogP1.03970

Frequently Asked Questions

What is the CAS number of 1H-2-Benzopyran-1,4(3H)-dione?

The CAS number of 1H-2-Benzopyran-1,4(3H)-dione is 5693-27-6.

What are the molecular formula and molecular weight of 1H-2-Benzopyran-1,4(3H)-dione?

1H-2-Benzopyran-1,4(3H)-dione has molecular formula C9H6O3 and molecular weight 162.14200 g/mol.

What are the upstream and downstream products of 1H-2-Benzopyran-1,4(3H)-dione?

For 1H-2-Benzopyran-1,4(3H)-dione, Upstream Products: 2-Acetylbenzoic acid, 2-(2-Bromoacetyl)benzoic acid, methyl 2-(chlorocarbonyl)benzoate; Downstream Products: (Z)-3-Benzylidene-3H-isochromene-1,4-dione, 2-(Hydroxymethyl)benzoic acid, Parvaquone.

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

Last updated:

How to cite: Jingsj. "1H-2-Benzopyran-1,4(3H)-dione (CAS 5693-27-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1096231-9 (accessed 2026-11-09).

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