Cas no 170859-70-8 (4-Bromo-2-(chloromethyl)thiophene)

4-Bromo-2-(chloromethyl)thiophene is a halogenated thiophene derivative widely used as a versatile intermediate in organic synthesis and pharmaceutical applications. The presence of both bromo and chloromethyl functional groups enables selective reactivity, facilitating cross-coupling reactions, nucleophilic substitutions, and further functionalization. Its thiophene backbone contributes to electronic and structural diversity in heterocyclic chemistry, making it valuable for constructing complex molecules. The compound is particularly useful in the development of agrochemicals, materials science, and bioactive compounds. High purity and stability under controlled conditions ensure reliable performance in synthetic workflows. Proper handling is required due to its reactive halogen substituents.
4-Bromo-2-(chloromethyl)thiophene structure
170859-70-8 structure
Product Name:4-Bromo-2-(chloromethyl)thiophene
CAS No:170859-70-8
MF:C5H4BrClS
MW:211.507258415222
MDL:MFCD11040395
CID:1036306
PubChem ID:22291166
Update Time:2025-06-06

4-Bromo-2-(chloromethyl)thiophene Chemical and Physical Properties

Names and Identifiers

    • 4-Bromo-2-(chloromethyl)thiophene
    • Thiophene,4-bromo-2-(chloromethyl)
    • UKRORGSYN-BB BBV-237063
    • VGA85970
    • AKOS009260910
    • DTXSID80624425
    • MFCD11040395
    • AS-48260
    • F8882-1685
    • DA-43535
    • F30091
    • A881980
    • SCHEMBL1769053
    • 170859-70-8
    • 4-Bromo-2-chloromethyl-thiophene
    • EN300-56369
    • MDL: MFCD11040395
    • Inchi: 1S/C5H4BrClS/c6-4-1-5(2-7)8-3-4/h1,3H,2H2
    • InChI Key: JOPVYZZZKLTMMD-UHFFFAOYSA-N
    • SMILES: BrC1=CSC(CCl)=C1

Computed Properties

  • Exact Mass: 209.89100
  • Monoisotopic Mass: 209.89056g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 8
  • Rotatable Bond Count: 1
  • Complexity: 78.8
  • 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
  • XLogP3: 2.7
  • Topological Polar Surface Area: 28.2?2

Experimental Properties

  • PSA: 28.24000
  • LogP: 3.24940

4-Bromo-2-(chloromethyl)thiophene Security Information

4-Bromo-2-(chloromethyl)thiophene Customs Data

  • HS CODE:2934999090
  • Customs Data:

    China Customs Code:

    2934999090

    Overview:

    2934999090. Other heterocyclic compounds. 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

    Summary:

    2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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4-Bromo-2-(chloromethyl)thiophene Production Method

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