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6,7-Dihydro-4(5H)-benzofuranone

Also known as: 4,5,6,7-Tetrahydro-4-oxobenzo[b]furan, 4,5,6,7-Tetrahydro-4-oxobenzofuran, 4,5,6,7-Tetrahydrobenzofuran-4-one, 4-Oxo-4,5,6,7-tetrahydrobenzo[b]furan, 4-Oxo-4,5,6,7-tetrahydrobenzofuran, 6,7-Dihydro-1-benzofuran-4(5H)-one, 6,7-Dihydro-5H-benzofuran-4-one, 6,7-Dihydrobenzo[b]furan-4(5H)-one, 6,7-Dihydrobenzofuran-4(5H)-one, MFCD00215511

6,7-Dihydro-4(5H)-benzofuranone (CAS 16806-93-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8O2 and a molecular weight of 136.148 g/mol. Key properties include a melting point of 30-34 °C(lit.), a boiling point of 115-118 ºC (16 mmHg), a density of 1.162 and a flash point of 97.8±11.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16806-93-2
Jingsj CID
J-27652-8
Molecular Formula
C8H8O2
Molecular Weight
136.148 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point30-34 °C(lit.)
Boiling Point115-118 ºC (16 mmHg)
Density1.162
Flash Point97.8±11.4 °C
Exact Mass136.052429
PSA30.21000
LogP1.76
Vapor Pressure0.1±0.5 mmHg at 25°C
Refractive Index1.53-1.532

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 6,7-Dihydro-4(5H)-benzofuranone?

The CAS number of 6,7-Dihydro-4(5H)-benzofuranone is 16806-93-2.

What are the molecular formula and molecular weight of 6,7-Dihydro-4(5H)-benzofuranone?

6,7-Dihydro-4(5H)-benzofuranone has molecular formula C8H8O2 and molecular weight 136.148 g/mol.

What are the upstream and downstream products of 6,7-Dihydro-4(5H)-benzofuranone?

For 6,7-Dihydro-4(5H)-benzofuranone, Upstream Products: Chloroacetaldehyde, 1,3-Cyclohexanedione, 1,4-Dimethoxybenzene; Downstream Products: 1-Benzofuran-4-ol, 1-methyl-4,5,6,7-tetrahydro-1H-indol-4-one, 4,5,6,7-Tetrahydro-1H-indole.

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

Last updated:

How to cite: Jingsj. "6,7-Dihydro-4(5H)-benzofuranone (CAS 16806-93-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27652-8 (accessed 2026-11-09).

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