5-Nitro-1H-isochromen-1-one

5-硝基-1H-异色烯-1-酮

Also known as: 5-Nitroisocoumarin, 5-Nitro-1H-2-benzopyran-1-one, 5-Nitroisochromen-1-one, 1H-2-Benzopyran-1-one, 5-nitro-, 5-nitro-1H-2-Benzopyran-1-one, 5-nitroisochromen-1-one

5-Nitro-1H-isochromen-1-one (CAS 77747-69-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H5NO4 and a molecular weight of 191.140 g/mol. It is also known as 5-Nitroisocoumarin, 5-Nitro-1H-2-benzopyran-1-one and 5-Nitroisochromen-1-one. Key properties include a boiling point of 363.4±42.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 190.6±29.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
77747-69-4
Jingsj CID
J-1486518-3
Molecular Formula
C9H5NO4
Chinese Name
5-硝基-1H-异色烯-1-酮
Molecular Weight
191.140 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point363.4±42.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point190.6±29.9 °C

Frequently Asked Questions

What is the CAS number of 5-Nitro-1H-isochromen-1-one?

The CAS number of 5-Nitro-1H-isochromen-1-one is 77747-69-4.

What are the molecular formula and molecular weight of 5-Nitro-1H-isochromen-1-one?

5-Nitro-1H-isochromen-1-one has molecular formula C9H5NO4 and molecular weight 191.140 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Nitro-1H-isochromen-1-one (CAS 77747-69-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1486518-3 (accessed 2026-10-22).

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