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2-Amino-5,6-dimethylbenzimidazole

Also known as: 5,6-Dimethyl-1H-benzimidazol-2-amine, 5,6-Dimethyl-2-aminobenzimidazole, 5,6-Dimethylbenzimidazol-2-ylamine, 1H-Benzimidazol-2-amine, 5,6-dimethyl-, NSC 208659, EINECS 249-430-2, MFCD00005597, Labotest-BB LT00080715, 5,6-Dimethyl-1H-benzo[d]imidazol-2-amine

2-Amino-5,6-dimethylbenzimidazole (CAS 29096-75-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H11N3 and a molecular weight of 161.204 g/mol. Key properties include a melting point of 220-223 °C (dec.)(lit.), a boiling point of 389.3±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 217.7±15.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29096-75-1
Jingsj CID
J-45228-8
Molecular Formula
C9H11N3
Molecular Weight
161.204 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220-223 °C (dec.)(lit.)
Boiling Point389.3±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point217.7±15.9 °C
Exact Mass161.095291
PSA54.70000
LogP1.70
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.705

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-Amino-5,6-dimethylbenzimidazole?

The CAS number of 2-Amino-5,6-dimethylbenzimidazole is 29096-75-1.

What are the molecular formula and molecular weight of 2-Amino-5,6-dimethylbenzimidazole?

2-Amino-5,6-dimethylbenzimidazole has molecular formula C9H11N3 and molecular weight 161.204 g/mol.

Is 2-Amino-5,6-dimethylbenzimidazole hazardous?

2-Amino-5,6-dimethylbenzimidazole has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Amino-5,6-dimethylbenzimidazole?

For 2-Amino-5,6-dimethylbenzimidazole, Upstream Products: Cyanogen bromide, 4,5-Dimethyl-1,2-phenylenediamine, 4,5-Dimethyl-2-nitroaniline; Downstream Products: 2-CHLORO-5,6-DIMETHYLBENZIMIDAZOLE, 1H-Benzimidazole-1,2-diamine, 5,6-dimethyl-.

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-Amino-5,6-dimethylbenzimidazole (CAS 29096-75-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45228-8 (accessed 2026-11-09).

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