(S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone

(S)-(-)-5,5-二苯基-4-(叔丁基)-2-噁唑烷酮

Also known as: (4S)-4-tert-butyl-5,5-diphenyl-1,3-oxazolidin-2-one, (S)-(-)-5,5-DIPHENYL-4-(TERT-BUTYL)-2-OXAZOLIDINONE, (S)-4-(-)-(TERT-BUTYL)-5,5-DIPHENYL-2-OXAZOLIDINONE, 2-Oxazolidinone, 4-(1,1-dimethylethyl)-5,5-diphenyl-, (4S)-, MFCD03427196

(S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone (CAS 191090-36-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C19H21NO2 and a molecular weight of 295.37600 g/mol. It is also known as (4S)-4-tert-butyl-5,5-diphenyl-1,3-oxazolidin-2-one, (S)-(-)-5,5-DIPHENYL-4-(TERT-BUTYL)-2-OXAZOLIDINONE and (S)-4-(-)-(TERT-BUTYL)-5,5-DIPHENYL-2-OXAZOLIDINONE. Key properties include a melting point of 302-305ºC(lit.), a boiling point of 478.2ºCat 760 mmHg, a density of 1.113 g/cm3 and a flash point of 243ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
191090-36-5
Jingsj CID
J-37757-9
Molecular Formula
C19H21NO2
Chinese Name
(S)-(-)-5,5-二苯基-4-(叔丁基)-2-噁唑烷酮
Molecular Weight
295.37600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point302-305ºC(lit.)
Boiling Point478.2ºCat 760 mmHg
Density1.113 g/cm3
Flash Point243ºC

Frequently Asked Questions

What is the CAS number of (S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone?

The CAS number of (S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone is 191090-36-5.

What are the molecular formula and molecular weight of (S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone?

(S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone has molecular formula C19H21NO2 and molecular weight 295.37600 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-(-)-5,5-Diphenyl-4-(tert-butyl)-2-oxazolidinone (CAS 191090-36-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37757-9 (accessed 2026-10-23).

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