Cas no 4887-82-5 (5-Chloro-1H-benzimidazole)

5-Chloro-1H-benzimidazole is a heterocyclic aromatic compound featuring a benzimidazole core substituted with a chlorine atom at the 5-position. This structure imparts significant reactivity and versatility, making it a valuable intermediate in pharmaceutical and agrochemical synthesis. Its electron-withdrawing chloro group enhances electrophilic substitution potential, facilitating further functionalization. The compound is particularly useful in the development of bioactive molecules, including antiviral, antifungal, and anticancer agents, due to its ability to interact with biological targets. High purity grades are available to meet rigorous research and industrial standards. Stability under controlled conditions ensures consistent performance in synthetic applications.
5-Chloro-1H-benzimidazole structure
5-Chloro-1H-benzimidazole structure
Product Name:5-Chloro-1H-benzimidazole
CAS No:4887-82-5
MF:C7H5ClN2
MW:152.581000089645
MDL:MFCD00059698
CID:330115
PubChem ID:87565309
Update Time:2025-10-13

5-Chloro-1H-benzimidazole Chemical and Physical Properties

Names and Identifiers

    • 1H-Benzimidazole,6-chloro-
    • 5-Chlorobenzimidazole
    • 5-Chloro-1H-benzimidazole
    • 5-chloro-1H-benzo[d]imidazole
    • 6-CHLORO-1H-BENZIMIDAZOLE
    • NSC 3059
    • 6-chloro-1H-benzo[d]imidazole
    • 5-chloro-1H-1,3-benzodiazole
    • 1H-Benzimidazole, 5-chloro-
    • NKLOLMQJDLMZRE-UHFFFAOYSA-N
    • 5-chlor-1h-benzimidazol
    • 3kqw
    • NSC3059
    • PubChem7649
    • 5-Chloro-1H-benzimidazole #
    • 6-chloro-1H-1,3-benzodiazole
    • ZIN
    • DS-10121
    • NCGC00184566-01
    • ES9
    • DTXSID20197623
    • CHEMBL69098
    • SCHEMBL1445052
    • Q27460054
    • MFCD00059698
    • 4887-82-5
    • NCGC00184566-04
    • NSC-3059
    • NCGC00184566-03
    • NS00031834
    • SY050745
    • CS-0035816
    • MB04649
    • EINECS 225-503-4
    • 5-Chlorobenzimidazole, 96%
    • FT-0620309
    • TPD5Z88KWV
    • 5-Chloro-1H-benzoimidazole
    • AKOS000297100
    • AKOS000298837
    • NCGC00184566-02
    • AMY10738
    • W-202867
    • BDBM50404928
    • A18809
    • 6-Chloro-1 h-benzimidazole
    • ALBB-024654
    • STL388902
    • benzimidazole, 5(6)-chloro-
    • 1H-BENZIMIDAZOLE, 6-CHLORO-
    • MDL： MFCD00059698
    • Inchi： 1S/C7H5ClN2/c8-5-1-2-6-7(3-5)10-4-9-6/h1-4H,(H,9,10)
    • InChI Key： NKLOLMQJDLMZRE-UHFFFAOYSA-N
    • SMILES： ClC1C=CC2=C(C=1)NC=N2

Computed Properties

  • Exact Mass: 152.01400
  • Monoisotopic Mass: 152.0141259g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 10
  • Rotatable Bond Count: 0
  • Complexity: 129
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: 2
  • XLogP3: 2.4
  • Topological Polar Surface Area: 28.7

Experimental Properties

  • Color/Form: Uncertain
  • Density: 1.425±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 128.0 to 134.0 deg-C
  • Solubility: Very slightly soluble (0.49 g/l) (25 o C),
  • PSA: 28.68000
  • LogP: 2.21630
  • Solubility: Uncertain

5-Chloro-1H-benzimidazole Security Information

5-Chloro-1H-benzimidazole Customs Data

  • HS CODE：2933990090
  • Customs Data：

    China Customs Code:

    2933990090

    Overview:

    2933990090. Other heterocyclic compounds containing only nitrogen heteroatoms. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

5-Chloro-1H-benzimidazole Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
Alichem
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Chemenu
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ChemScence
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 $52.0 2022-04-27
ChemScence
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TRC
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 $ 50.00 2022-06-06
TRC
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 $ 65.00 2022-06-06
TRC
C381208-500mg
6-Chloro-1h-benzimidazole
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 $ 80.00 2022-06-06
SHANG HAI SHAO YUAN SHI JI Co., Ltd.
SY050745-25g
5-Chlorobenzimidazole
 4887-82-5 ≥97%
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 ￥408.00 2025-04-14

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