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Bis(6-hydroxy-2-naphthyl) disulfide

Also known as: 6,6'-Dithiodi(2-naphthol), 6,6'-Dihydroxy-2,2'-dinaphthyl disulfide, 6-Hydroxy-2-naphthyl disulfide, 2-Naphthalenol, 6,6'-dithiobis-, DDD (analytical), MFCD00004083, EINECS 228-025-4, PIR 3.5

Bis(6-hydroxy-2-naphthyl) disulfide (CAS 6088-51-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H14O2S2 and a molecular weight of 350.454 g/mol. Key properties include a melting point of 226 °C, a boiling point of 597.5±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 289.3±21.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6088-51-3
Jingsj CID
J-31051-0
Molecular Formula
C20H14O2S2
Molecular Weight
350.454 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point226 °C
Boiling Point597.5±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point289.3±21.9 °C
Exact Mass350.043518
PSA91.06000
LogP5.40
Vapor Pressure0.0±1.8 mmHg at 25°C
Refractive Index1.836

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Bis(6-hydroxy-2-naphthyl) disulfide?

The CAS number of Bis(6-hydroxy-2-naphthyl) disulfide is 6088-51-3.

What are the molecular formula and molecular weight of Bis(6-hydroxy-2-naphthyl) disulfide?

Bis(6-hydroxy-2-naphthyl) disulfide has molecular formula C20H14O2S2 and molecular weight 350.454 g/mol.

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

Last updated:

How to cite: Jingsj. "Bis(6-hydroxy-2-naphthyl) disulfide (CAS 6088-51-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31051-0 (accessed 2026-11-07).

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