(2R,4R)-(+)-4,5-dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide

(2R,4R)-(+)-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: (2R,4R)-2-(4-methylphenyl)-4-propan-2-yl-1-oxa-2λ4-thia-3-azacyclopent-2-ene 2-oxide, (2R,4R)-(+)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide, (4R)-4-异丙基-2-(4-甲基苯基)-4,5-二氢-1,2λ4,3-噁噻唑 2-氧化物

(2R,4R)-(+)-4,5-dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide (CAS 170900-87-5) 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 (2R,4R)-2-(4-methylphenyl)-4-propan-2-yl-1-oxa-2λ4-thia-3-azacyclopent-2-ene 2-oxide, (2R,4R)-(+)-4,5-Dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide and (4R)-4-异丙基-2-(4-甲基苯基)-4,5-二氢-1,2λ4,3-噁噻唑 2-氧化物. Key properties include a melting point of 82-86ºC(lit.), a boiling point of 336.764ºC at 760 mmHg, a density of 1.194g/cm3 and a flash point of 157.47ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
170900-87-5
Jingsj CID
J-1899601-4
Molecular Formula
C12H17NO2S
Chinese Name
(2R,4R)-(+)-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 Point82-86ºC(lit.)
Boiling Point336.764ºC at 760 mmHg
Density1.194g/cm3
Flash Point157.47ºC

Frequently Asked Questions

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

The CAS number of (2R,4R)-(+)-4,5-dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide is 170900-87-5.

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

(2R,4R)-(+)-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. "(2R,4R)-(+)-4,5-dihydro-4-isopropyl-2-(p-tolyl)-1,2λ4,3-oxathiazole 2-oxide (CAS 170900-87-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1899601-4 (accessed 2026-10-24).

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