(2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide

(2S,4S)-4,5-二氢-4-异丙基-2-(对甲苯基)-1,2λ4,3-噁噻唑2-氧化物

Also known as: (2S,4S)-2-(4-methylphenyl)-4-propan-2-yl-1,2λ4,3-oxathiazole 2-oxide, (2S,4S)-4-isopropyl-2-(p-tolyl)-4,5-dihydro-1,2λ4,3-oxathiazole 2-oxide, MFCD03093980

(2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide (CAS 145679-46-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H17NO2S and a molecular weight of 239.33400 g/mol. It is also known as (2S,4S)-2-(4-methylphenyl)-4-propan-2-yl-1,2λ4,3-oxathiazole 2-oxide, (2S,4S)-4-isopropyl-2-(p-tolyl)-4,5-dihydro-1,2λ4,3-oxathiazole 2-oxide and MFCD03093980. Key properties include a melting point of 82-84ºC(lit.), a boiling point of 336.8ºC at 760mmHg, a density of 1.19g/cm3 and a flash point of 157.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
145679-46-5
Jingsj CID
J-21821-4
Molecular Formula
C12H17NO2S
Chinese Name
(2S,4S)-4,5-二氢-4-异丙基-2-(对甲苯基)-1,2λ4,3-噁噻唑2-氧化物
Molecular Weight
239.33400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point82-84ºC(lit.)
Boiling Point336.8ºC at 760mmHg
Density1.19g/cm3
Flash Point157.5ºC

Frequently Asked Questions

What is the CAS number of (2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide?

The CAS number of (2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide is 145679-46-5.

What are the molecular formula and molecular weight of (2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide?

(2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide has molecular formula C12H17NO2S and molecular weight 239.33400 g/mol.

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

Last updated:

How to cite: Jingsj. "(2S,4S)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide (CAS 145679-46-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21821-4 (accessed 2026-10-24).

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