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Home/Compounds/CAS 16865-11-5
Formula C7H3Cl3N2MW 221.5Research-use catalog entryCOA/SDS by request

2,5,6-Trichloro-1H-benzimidazole

CAS Number: 16865-11-5

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Loading RDKit molecule structure...
InChIKey: SUQYOUJCBGMSLV-UHFFFAOYSA-NC7H3Cl3N2 | MW 221.5

Chemical Absolute Identifiers

CAS Number

16865-11-5

PubChem CID

286009

Molecular Formula

C7H3Cl3N2

Molecular Weight

221.5 g/mol

Exact Mass

219.936181

InChIKey

SUQYOUJCBGMSLV-UHFFFAOYSA-N

SMILES String

C1=C2C(=CC(=C1Cl)Cl)N=C(N2)Cl

Physical Properties

No physical property values available.

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

2,5,6-Trichloro-1H-benzimidazole (CAS 16865-11-5) is listed in the Advanced Chemicals portfolio, with molecular formula C7H3Cl3N2 and molecular weight 221. 50 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for research building-block and synthetic chemistry workflows; structure-derived tags include nitrogen-containing heterocycle.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Heterocyclic Building BlocksSynthetic ChemistryResearch intermediateCustom synthesis building blockResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Handling & Storage

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  • Store in a well-ventilated place.
  • Avoid contact with skin and eyes.

PPE

Respiratory protection if needed

First Aid

  • Do not give anything to an unconscious person.
  • Rinse mouth with water.

Stability / Reactivity

  • Reactivity.
  • Carbon monoxide, carbon dioxide, hydrogen chloride, nitrogen oxides.

Disposal

  • Dispose of remaining and non-recyclable solutions to a licensed company.
  • Contact a professional agency with waste disposal license to handle this substance.
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Accidental Release

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  • Sweep and shovel up.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

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Names & Synonyms / External Identifiers

Chemical Name

2,5,6-Trichloro-1H-benzimidazole

Names & Synonyms

1H-Benzimidazole, 2,5,6-trichloro-2,5,6-trichloro-1H-benzo[d]imidazole2,5,6-Trichlorobenzimidazole2,5,6-trichloro-1H-1,3-benzodiazole1H-Benzimidazole,2,5,6-trichloro-
Show all synonyms
2,5,6-Trichloro-1H-benzoimidazole2,5,6-Trichloro-1H-1,3-benzimidazoleBenzimidazole deriv., 2,5,6-Trichlorobenzimidazole, AIDS045480, AIDS-045480, NSC143683, 16865-11-5, TCB
External Identifiers
EC NUMBER: 605-523-3DSSTOX SUBSTANCE ID: DTXSID00301488CHEMBL ID: CHEMBL134238UNII: 8D6TN7A6YSWIKIDATA ID: Q72510213
Literature & Patent References
DOI 10.1021/jm960462gDesign, synthesis, and antiviral evaluation of 2-chloro-5,6-dihalo-1-beta-D-ribofuranosylbenzimidazoles as potential agents for human cytomegalovirus infections.PMID 9057868Design, synthesis, and antiviral evaluation of 2-chloro-5,6-dihalo-1-beta-D-ribofuranosylbenzimidazoles as potential agents for human cytomegalovirus infections.DOI 10.1021/jm00020a025Design, synthesis, and antiviral activity of certain 2,5,6-trihalo-1-(beta-D-ribofuranosyl)benzimidazoles.PMID 7562945Design, synthesis, and antiviral activity of certain 2,5,6-trihalo-1-(beta-D-ribofuranosyl)benzimidazoles.

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

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Non-public related references

2-Amino-5,6-dichlorobenzimidazoleCAS 18672-03-2
5,6-Dichloro-2-methylbenzimidazoleCAS 6478-79-1
5,6-dichloro-1H-benzimidazole-2-thiolCAS 19462-98-7
2,5-dichloro-1H-1,3-benzodiazoleCAS 4887-95-0
5,6-dichloro-1H-Benzimidazole-2-carboxylic acidCAS 287730-14-7

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 18672-03-22-Amino-5,6-dichlorobenzimidazoleCAS 6478-79-15,6-Dichloro-2-methylbenzimidazoleCAS 19462-98-75,6-dichloro-1H-benzimidazole-2-thiolCAS 4887-95-02,5-dichloro-1H-1,3-benzodiazoleCAS 287730-14-75,6-dichloro-1H-Benzimidazole-2-carboxylic acidCAS 530-62-11,1'-CarbonyldiimidazoleCAS 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acidCAS 1018125-49-92-(3-Cyclopropyl-6-ethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acidCAS 1018128-07-8Isopropyl 4-chloro-2-methylquinoline-6-carboxylate

RFQ questions for CAS 16865-11-5

What are the key identifiers for 2,5,6-Trichloro-1H-benzimidazole (CAS 16865-11-5)?

2,5,6-Trichloro-1H-benzimidazole is identified by CAS 16865-11-5, with molecular formula C7H3Cl3N2, molecular weight 221.5, InChIKey SUQYOUJCBGMSLV-UHFFFAOYSA-N.

Can I request a COA for CAS 16865-11-5?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for 2,5,6-Trichloro-1H-benzimidazole?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 16865-11-5 available for quotation?

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