trans-Hexahydro-2(3H)-benzofuranone

反-六氢化-2(3H)-苯并呋喃酮

Also known as: (3aR,7aS)-3a,4,5,6,7,7a-hexahydro-3H-1-benzofuran-2-one, rel-(3aα*,7aβ*)-Octahydrobenzofuran-2-one, rel-3aα*,4,5,6,7,7aβ*-Hexahydrobenzofuran-2(3H)-one, hexahydro-, trans-2(3H)-Benzofuranone, trans-7-oxabicyclo[4.3.0]nonan-8-one

trans-Hexahydro-2(3H)-benzofuranone (CAS 27345-71-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H12O2 and a molecular weight of 140.18000 g/mol. It is also known as (3aR,7aS)-3a,4,5,6,7,7a-hexahydro-3H-1-benzofuran-2-one, rel-(3aα*,7aβ*)-Octahydrobenzofuran-2-one and rel-3aα*,4,5,6,7,7aβ*-Hexahydrobenzofuran-2(3H)-one. Key properties include a boiling point of 262.8ºC at 760mmHg, a density of 1.093g/cm3 and a flash point of 103.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27345-71-7
Jingsj CID
J-1083800-0
Molecular Formula
C8H12O2
Chinese Name
反-六氢化-2(3H)-苯并呋喃酮
Molecular Weight
140.18000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point262.8ºC at 760mmHg
Density1.093g/cm3
Flash Point103.8ºC

Frequently Asked Questions

What is the CAS number of trans-Hexahydro-2(3H)-benzofuranone?

The CAS number of trans-Hexahydro-2(3H)-benzofuranone is 27345-71-7.

What are the molecular formula and molecular weight of trans-Hexahydro-2(3H)-benzofuranone?

trans-Hexahydro-2(3H)-benzofuranone has molecular formula C8H12O2 and molecular weight 140.18000 g/mol.

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

Last updated:

How to cite: Jingsj. "trans-Hexahydro-2(3H)-benzofuranone (CAS 27345-71-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083800-0 (accessed 2026-10-26).

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