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[2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate

Also known as: (S)-(+)-1,1'-bi(2-naphthyl) dimethanesulfonate, (S)-(+)-1,1′-Bi-2-naphthyl dimethanesulfonate, (S)-[1,1'-Binaphthalene]-2,2'-diol, 2,2'-dimethanesulfonate, [1,1'-Binaphthalene]-2,2'-diol, 2,2'-dimethanesulfonate, (1S)-

[2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate (CAS 871231-47-9) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C22H18O6S2 and a molecular weight of 442.50500 g/mol. Key property: a melting point of 150-154ºC(lit.). It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
871231-47-9
Jingsj CID
J-1589786-4
Molecular Formula
C22H18O6S2
Molecular Weight
442.50500 g/mol
Category
Esters
Last updated
8/21/2026

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Physicochemical Properties

Melting Point150-154ºC(lit.)
Exact Mass442.05400
PSA103.50000
LogP6.49840

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of [2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate?

The CAS number of [2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate is 871231-47-9.

What are the molecular formula and molecular weight of [2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate?

[2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate has molecular formula C22H18O6S2 and molecular weight 442.50500 g/mol.

Is [2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate hazardous?

[2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

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

Last updated:

How to cite: Jingsj. "[2-(1-methylsulfonyloxynaphthalen-2-yl)naphthalen-1-yl] methanesulfonate (CAS 871231-47-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1589786-4 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.