(3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one

(3S-顺式)-(+)-四氢-3,7a-二苯基吡咯并[2,1-b]噁唑-5(6h)-酮

Also known as: (3S-cis)-(+)-Tetrahydro-3,7a-diphenylpyrrolo[2,1-b]oxazol-5(6H)-one, (3S,7aS)-3,7a-Diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one, (3S,7aS)-3,7a-diphenyl-2,3,6,7-tetrahydropyrrolo[2,1-b][1,3]oxazol-5-one, (3S-cis)-(+)-3,7a-Diphenyltetrahydropyrrolo-[2,1-b]oxazol-5(6H)-one, Pyrrolo[2,1-b]oxazol-5(6H)-one, tetrahydro-3,7a-diphenyl-, (3S,7aS)-, MFCD00274329

(3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one (CAS 161970-71-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C18H17NO2 and a molecular weight of 279.33300 g/mol. It is also known as (3S-cis)-(+)-Tetrahydro-3,7a-diphenylpyrrolo[2,1-b]oxazol-5(6H)-one, (3S,7aS)-3,7a-Diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one and (3S,7aS)-3,7a-diphenyl-2,3,6,7-tetrahydropyrrolo[2,1-b][1,3]oxazol-5-one. Key properties include a melting point of 78ºC, a boiling point of 471.7ºC at 760mmHg, a density of 1.26g/cm3 and a flash point of 239.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
161970-71-4
Jingsj CID
J-1992379-0
Molecular Formula
C18H17NO2
Chinese Name
(3S-顺式)-(+)-四氢-3,7a-二苯基吡咯并[2,1-b]噁唑-5(6h)-酮
Molecular Weight
279.33300 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point78ºC
Boiling Point471.7ºC at 760mmHg
Density1.26g/cm3
Flash Point239.1ºC

Frequently Asked Questions

What is the CAS number of (3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one?

The CAS number of (3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one is 161970-71-4.

What are the molecular formula and molecular weight of (3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one?

(3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one has molecular formula C18H17NO2 and molecular weight 279.33300 g/mol.

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

Last updated:

How to cite: Jingsj. "(3S,7aS)-3,7a-diphenyltetrahydropyrrolo[2,1-b]oxazol-5(6H)-one (CAS 161970-71-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992379-0 (accessed 2026-10-26).

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