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3,3'-Diaminobenzidine tetrahydrochloride

Also known as: 3,3',4,4'-Biphenyltetramine tetrahydrochloride, [1,1'-Biphenyl]-3,3',4,4'-tetramine, hydrochloride (1:4), Biphenyl-3,3',4,4'-tetramine tetrahydrochloride, DAB tetrahydrochloride, DAB

3,3'-Diaminobenzidine tetrahydrochloride (CAS 7411-49-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H18Cl4N4 and a molecular weight of 360.110 g/mol. Key properties include a melting point of 300°C, a boiling point of 481.7ºC at 760 mmHg and a flash point of 282.7ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H319 — Causes serious eye irritation and H341 — Suspected of causing genetic defects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7411-49-6
Jingsj CID
J-32651-7
Molecular Formula
C12H18Cl4N4
Molecular Weight
360.110 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point300°C
Boiling Point481.7ºC at 760 mmHg
Flash Point282.7ºC
Exact Mass358.028564
PSA104.08000
LogP7.21520
Additional PropertySoluble

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H319 — Causes serious eye irritation
  • H341 — Suspected of causing genetic defects
  • H350 — May cause cancer

Activity & Biological Data

Additional Information[1]. Hannetz Roschzttardtz, et al. Plant Cell Nucleolus as a Hot Spot for Iron.

Frequently Asked Questions

What is the CAS number of 3,3'-Diaminobenzidine tetrahydrochloride?

The CAS number of 3,3'-Diaminobenzidine tetrahydrochloride is 7411-49-6.

What are the molecular formula and molecular weight of 3,3'-Diaminobenzidine tetrahydrochloride?

3,3'-Diaminobenzidine tetrahydrochloride has molecular formula C12H18Cl4N4 and molecular weight 360.110 g/mol.

Is 3,3'-Diaminobenzidine tetrahydrochloride hazardous?

3,3'-Diaminobenzidine tetrahydrochloride has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H319 — Causes serious eye irritation; H341 — Suspected of causing genetic defects.

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

Last updated:

How to cite: Jingsj. "3,3'-Diaminobenzidine tetrahydrochloride (CAS 7411-49-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32651-7 (accessed 2026-11-06).

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