1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline

2-对甲苯磺酰基-1,2,3,4-四氢异喹啉

Also known as: 2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinoline, 2-(4-methylphenyl)sulfonyl-3,4-dihydro-1H-isoquinoline, 2-tosyl-1,2,3,4-tetrahydroisoquinoline, N-tosyl-1,2,3,4-tetrahydroisoquinoline, 2-(p-tolylsulfonyl)-1,2,3,4-tetrahydroisoquinoline, 2-(toluene-4-sulfonyl)-1,2,3,4-tetrahydroisoquinoline, Isoquinoline, 1,2,3,4-tetrahydro-2-[(4-methylphenyl)sulfonyl]-, Isoquinoline, 1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)-

1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline (CAS 20335-69-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H17NO2S and a molecular weight of 287.37700 g/mol. It is also known as 2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinoline, 2-(4-methylphenyl)sulfonyl-3,4-dihydro-1H-isoquinoline and 2-tosyl-1,2,3,4-tetrahydroisoquinoline. Key properties include a boiling point of 451.2ºC at 760 mmHg, a density of 1.244g/cm3 and a flash point of 226.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20335-69-7
Jingsj CID
J-1354010-4
Molecular Formula
C16H17NO2S
Chinese Name
2-对甲苯磺酰基-1,2,3,4-四氢异喹啉
Molecular Weight
287.37700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point451.2ºC at 760 mmHg
Density1.244g/cm3
Flash Point226.7ºC

Frequently Asked Questions

What is the CAS number of 1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline?

The CAS number of 1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline is 20335-69-7.

What are the molecular formula and molecular weight of 1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline?

1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline has molecular formula C16H17NO2S and molecular weight 287.37700 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)isoquinoline (CAS 20335-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1354010-4 (accessed 2026-10-24).

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