Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one

螺[异苯并呋喃-1(3H),4'-哌啶]-3-酮

Also known as: 3H-Spiro[isobenzofuran-1,4'-piperidin]-3-one, 3-Oxospiro[isobenzofuran-1(3H),4'-piperidine], 3H-Spiro[2-benzofuran-1,4'-piperidine]-3-one, Spiro[phthalan-1,4'-piperidin]-3-one, spiro[2-benzofuran-3,4'-piperidine]-1-one

Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one (CAS 37663-46-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H17NO2 and a molecular weight of 207.269 g/mol. It is also known as 3H-Spiro[isobenzofuran-1,4'-piperidin]-3-one, 3-Oxospiro[isobenzofuran-1(3H),4'-piperidine] and 3H-Spiro[2-benzofuran-1,4'-piperidine]-3-one. Key properties include a melting point of 132-133ºC, a boiling point of 373.9±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 179.9±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37663-46-0
Jingsj CID
J-1112231-1
Molecular Formula
C12H17NO2
Chinese Name
螺[异苯并呋喃-1(3H),4'-哌啶]-3-酮
Molecular Weight
207.269 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point132-133ºC
Boiling Point373.9±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point179.9±27.9 °C

Frequently Asked Questions

What is the CAS number of Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one?

The CAS number of Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one is 37663-46-0.

What are the molecular formula and molecular weight of Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one?

Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one has molecular formula C12H17NO2 and molecular weight 207.269 g/mol.

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

Last updated:

How to cite: Jingsj. "Spiro[isobenzofuran-1(3H),4'-piperidin]-3-one (CAS 37663-46-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1112231-1 (accessed 2026-10-24).

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