1,1'-Bi-2-naphthyl di-p-toluenesulfonate

1,1'-双-2-萘基二对甲苯磺酸酯

Also known as: 1,1'-Bi-2-naphthyl ditosylate, (S)-(+)-1,1'-Bi-2-naphthyl di-p-toluenesulfonate, (R)-(-)-1,1'-Bi-2-naphthyl di-p-toluenesulfonate, 2,2'-Bis(p-toluenesulfonyloxy)-1,1'-binaphthyl, 1,1'-Bi-2-naphthyl di-p-toluenesulphonate, MFCD05664342

1,1'-Bi-2-naphthyl di-p-toluenesulfonate (CAS 128575-35-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C34H30O6S2 and a molecular weight of 598.72800 g/mol. It is also known as 1,1'-Bi-2-naphthyl ditosylate, (S)-(+)-1,1'-Bi-2-naphthyl di-p-toluenesulfonate and (R)-(-)-1,1'-Bi-2-naphthyl di-p-toluenesulfonate. Key properties include a melting point of 180-184ºC(lit.), a boiling point of 617.35°C (rough estimate) and a density of 1.1898 (rough estimate). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128575-35-9
Jingsj CID
J-23536-9
Molecular Formula
C34H30O6S2
Chinese Name
1,1'-双-2-萘基二对甲苯磺酸酯
Molecular Weight
598.72800 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point180-184ºC(lit.)
Boiling Point617.35°C (rough estimate)
Density1.1898 (rough estimate)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,1'-Bi-2-naphthyl di-p-toluenesulfonate?

The CAS number of 1,1'-Bi-2-naphthyl di-p-toluenesulfonate is 128575-35-9.

What are the molecular formula and molecular weight of 1,1'-Bi-2-naphthyl di-p-toluenesulfonate?

1,1'-Bi-2-naphthyl di-p-toluenesulfonate has molecular formula C34H30O6S2 and molecular weight 598.72800 g/mol.

Is 1,1'-Bi-2-naphthyl di-p-toluenesulfonate hazardous?

1,1'-Bi-2-naphthyl di-p-toluenesulfonate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1,1'-Bi-2-naphthyl di-p-toluenesulfonate (CAS 128575-35-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23536-9 (accessed 2026-10-23).

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