2,2'-Diaminodiphenyl Disulfide

Also known as: 2,2'-Dithiodianiline, Bis(2-aminophenyl) disulfide, Di(2-aminophenyl) disulfide, 2-Aminophenyl disulfide, 2,2'-Diaminodiphenyl disulphide, 2,2'-Disulfanediyldianiline, 2,2'-dithiobis(aniline), Benzenamine, 2,2'-dithiobis-

2,2'-Diaminodiphenyl Disulfide (CAS 1141-88-4) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H12N2S2 and a molecular weight of 248.367 g/mol. Key properties include a melting point of 91-92 °C(lit.), a boiling point of 398.0±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 194.5±23.7 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H318 — Causes serious eye damage and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1141-88-4
Jingsj CID: J-1341213-0
Molecular Formula: C₁₂H₁₂N₂S₂
Molecular Weight: 248.367 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	91-92 °C(lit.)
Boiling Point	398.0±27.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	194.5±23.7 °C
Exact Mass	248.044189
PSA	102.64000
LogP	3.05
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.741

GHS Safety & Compliance

Corrosion / Acute Toxicity / Environmental HazardSignal word: Danger

H301 — Toxic if swallowed
H318 — Causes serious eye damage
H410 — Very toxic to aquatic life with long lasting effects

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 2,2'-Diaminodiphenyl Disulfide?

The CAS number of 2,2'-Diaminodiphenyl Disulfide is 1141-88-4.

What are the molecular formula and molecular weight of 2,2'-Diaminodiphenyl Disulfide?

2,2'-Diaminodiphenyl Disulfide has molecular formula C12H12N2S2 and molecular weight 248.367 g/mol.

Is 2,2'-Diaminodiphenyl Disulfide hazardous?

2,2'-Diaminodiphenyl Disulfide has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H318 — Causes serious eye damage; H410 — Very toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of 2,2'-Diaminodiphenyl Disulfide?

For 2,2'-Diaminodiphenyl Disulfide, Upstream Products: 2-Iodoaniline, 2-Aminothiophenol, Bis(2-nitrophenyl) disulfide; Downstream Products: 2-(2-Hydroxyphenyl)benzothiazole, 2-Methylbenzothiazole, 2-(4-cyanophenyl)benzothiazole.

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. "2,2'-Diaminodiphenyl Disulfide (CAS 1141-88-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341213-0 (accessed 2026-11-09).

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