(1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine

(1S,2S)-(+)-N-对甲苯磺酰基-1,2-二苯基乙二胺

Also known as: (S,S)-TsDPEN, (S,S)-Ts-DPEN, (S,S)-N-(p-Toluenesulfonyl)-1,2-diphenylethylenediamine, (1S,2S)-N-(p-Tosyl)-1,2-diphenylethylenediamine, (1S,2S)-N-(4-Toluenesulfonyl)-1,2-diphenylethylene-1,2-diamine, N-[(1S,2S)-2-Amino-1,2-diphenylethyl]-4-methylbenzenesulfonamide, Benzenesulfonamide, N-[(1S,2S)-2-amino-1,2-diphenylethyl]-4-methyl-, (S,S)-N-(2-Amino-1,2-diphenylethyl)-p-toluenesulfonamide, MFCD03095684

(1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine (CAS 167316-27-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C21H22N2O2S and a molecular weight of 366.48 g/mol. It is also known as (S,S)-TsDPEN, (S,S)-Ts-DPEN and (S,S)-N-(p-Toluenesulfonyl)-1,2-diphenylethylenediamine. Key properties include a melting point of 127-130ºC, a boiling point of 537.3±60.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 278.8±32.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 167316-27-0
Jingsj CID: J-25556-3
Molecular Formula: C₂₁H₂₂N₂O₂S
Chinese Name: (1S,2S)-(+)-N-对甲苯磺酰基-1,2-二苯基乙二胺
Molecular Weight: 366.48 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	127-130ºC
Boiling Point	537.3±60.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	278.8±32.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of (1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine?

The CAS number of (1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine is 167316-27-0.

What are the molecular formula and molecular weight of (1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine?

(1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine has molecular formula C21H22N2O2S and molecular weight 366.48 g/mol.

Is (1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine hazardous?

(1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine has GHS signal word Warning.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(1S,2S)-(+)-N-(4-Toluenesulfonyl)-1,2-diphenylethylenediamine (CAS 167316-27-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25556-3 (accessed 2026-10-22).

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