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6-Fluoro-4-nitro-3H-isobenzofuran-1-one

Also known as: 6-Fluoro-4-nitro-1(3H)-isobenzofuranone, 6-fluoro-4-nitroisobenzofuran-1(3H)-one, 6-Fluoro-4-nitro-2-benzofuran-1(3H)-one, 6-fluoro-4-nitro-3H-2-benzofuran-1-one, 6-fluoro-4-nitro-3H-isobenzofuran-1-one, 104156, 6-FLUOR-4-NITROISOBENZOFURAN-1(3H)-ONE, TALAZ-001, Alachlor Impurity 4

6-Fluoro-4-nitro-3H-isobenzofuran-1-one (CAS 1207453-90-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H4FNO4 and a molecular weight of 197.120 g/mol. Key properties include a boiling point of 414.9±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 204.7±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1207453-90-4
Jingsj CID
J-1040013-2
Molecular Formula
C8H4FNO4
Molecular Weight
197.120 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point414.9±45.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point204.7±28.7 °C
Exact Mass197.012436
PSA72.12000
LogP0.56
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.606

Customs & Trade Information

HS Code2932209090
Summary2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-Fluoro-4-nitro-3H-isobenzofuran-1-one?

The CAS number of 6-Fluoro-4-nitro-3H-isobenzofuran-1-one is 1207453-90-4.

What are the molecular formula and molecular weight of 6-Fluoro-4-nitro-3H-isobenzofuran-1-one?

6-Fluoro-4-nitro-3H-isobenzofuran-1-one has molecular formula C8H4FNO4 and molecular weight 197.120 g/mol.

What are the upstream and downstream products of 6-Fluoro-4-nitro-3H-isobenzofuran-1-one?

For 6-Fluoro-4-nitro-3H-isobenzofuran-1-one, Upstream Products: 5-Fluoro-2-methylbenzoic acid, Methyl 5-fluoro-2-methyl-3-nitrobenzoate, 5-Fluoro-2-methyl-3-nitrobenzoic acid; Downstream Products: Talazoparib, (8R,9S)-5-fluoro-8-(4-fluorophenyl)-2,7,8,9-tetrahydro-9-(1-methyl-1H-1,2,4-triazol-5-yl)-3H-pyrido[4,3,2-de]phthalazin-3-one, 4-Amino-6-fluoro-1(3H)-isobenzofuranone.

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

Last updated:

How to cite: Jingsj. "6-Fluoro-4-nitro-3H-isobenzofuran-1-one (CAS 1207453-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1040013-2 (accessed 2026-11-09).

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