N,N'-(dithiodi-4,1-phenylene)bisacetamide

Also known as: Bis(4-acetamidophenyl)disulfide, Bis(acetamidophenyl)disulfide, 4,4'-Diacetamidophenyldisulfide, N,N'-[Dithiobis(4,1-phenylene)]bisacetamide, Acetamide, N,N'-(dithiodi-4,1-phenylene)bis-, Acetanilide, 4',4'''-dithiobis-, Nsc 82287, Einecs 240-821-3, N-(4-{[4-(acetylamino)phenyl]disulfanyl}phenyl)acetamide, N-[4-[(4-acetamidophenyl)disulfanyl]phenyl]acetamide, p,p'-Dithiobisacetanilide, 4-Acetamidophenyl Disulfide, Bis(4-acetaminophenyl) disulfide, Bis(p-acetylaminophenyl)disulfide

N,N'-(dithiodi-4,1-phenylene)bisacetamide (CAS 16766-09-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C16H16N2O2S2 and a molecular weight of 332.44000 g/mol. Key properties include a boiling point of 600.8ºC at 760mmHg, a density of 1.31g/cm3 and a flash point of 317.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 16766-09-9
Jingsj CID: J-1512987-0
Molecular Formula: C₁₆H₁₆N₂O₂S₂
Molecular Weight: 332.44000 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	600.8ºC at 760mmHg
Density	1.31g/cm3
Flash Point	317.1ºC
Exact Mass	332.06500
PSA	108.80000
LogP	4.54880
Vapor Pressure	2.17E-14mmHg at 25°C
Refractive Index	1.663

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. 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 N,N'-(dithiodi-4,1-phenylene)bisacetamide?

The CAS number of N,N'-(dithiodi-4,1-phenylene)bisacetamide is 16766-09-9.

What are the molecular formula and molecular weight of N,N'-(dithiodi-4,1-phenylene)bisacetamide?

N,N'-(dithiodi-4,1-phenylene)bisacetamide has molecular formula C16H16N2O2S2 and molecular weight 332.44000 g/mol.

What are the upstream and downstream products of N,N'-(dithiodi-4,1-phenylene)bisacetamide?

For N,N'-(dithiodi-4,1-phenylene)bisacetamide, Upstream Products: 4-Acetamidothiophenol, N-Acetylsulfanilyl chloride, 4,4'-Dithiodianiline; Downstream Products: 4,4'-Dithiodianiline, Thioacetanilide, 4-Acetamidothioanisole.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N,N'-(dithiodi-4,1-phenylene)bisacetamide (CAS 16766-09-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512987-0 (accessed 2026-11-09).

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