Cas no 4175-78-4 (2,5-Dibromothiazole)

2,5-Dibromothiazole is a brominated heterocyclic compound featuring a thiazole core substituted with bromine atoms at the 2 and 5 positions. This structure imparts high reactivity, making it a valuable intermediate in organic synthesis, particularly for the preparation of pharmaceuticals, agrochemicals, and functional materials. Its bromine substituents enable efficient cross-coupling reactions, such as Suzuki or Stille couplings, facilitating the construction of complex molecular architectures. The compound’s stability and well-defined reactivity profile ensure consistent performance in diverse synthetic applications. It is typically handled under inert conditions due to its sensitivity to moisture and air. Suitable for research and industrial use, 2,5-Dibromothiazole offers precise functionalization capabilities in thiazole chemistry.
2,5-Dibromothiazole structure
2,5-Dibromothiazole structure
Product Name:2,5-Dibromothiazole
CAS No:4175-78-4
MF:C3HBr2NS
MW:242.919737577438
MDL:MFCD00016891
CID:44812
PubChem ID:125307727
Update Time:2025-06-07

2,5-Dibromothiazole Chemical and Physical Properties

Names and Identifiers

    • 2,5-Dibromothiazole
    • 2,5-dibromo-1,3-thiazole
    • Thiazole, 2,5-dibromo-
    • XIBIQFJKUZZLLX-UHFFFAOYSA-N
    • 2,5-Dibormothiazole
    • 2,5-Dibromo-thiazole
    • NSC222407
    • Thiazole,5-dibromo-
    • PubChem20949
    • KSC237S3R
    • 2,5-Dibromo-1,3-thiazole #
    • STL557153
    • RW1986
    • BBL103343
    • LS21079
    • TRA00672
    • TRA0067257
    • NSC-222407
    • FT-0647395
    • AKOS005257596
    • DTXSID40310094
    • BDBM50590147
    • HY-69360
    • GEO-00973
    • AC-7553
    • CHEMBL5208221
    • SY005103
    • F0001-1168
    • D3960
    • EN300-93580
    • CS-D0930
    • PS-6058
    • W-200363
    • Z1267861077
    • SCHEMBL175020
    • AM20100107
    • BCP34423
    • 2,5-Dibromothiazole, 97%
    • A21940
    • 4175-78-4
    • PB42788
    • 2,5-Dibromo-1,3-thiazole;Thiazole, 2,5-dibromo-
    • MFCD00016891
    • DTXCID50261220
    • DB-020038
    • MDL： MFCD00016891
    • Inchi： 1S/C3HBr2NS/c4-2-1-6-3(5)7-2/h1H
    • InChI Key： XIBIQFJKUZZLLX-UHFFFAOYSA-N
    • SMILES： BrC1=CN=C(S1)Br

Computed Properties

  • Exact Mass: 240.82000
  • Monoisotopic Mass: 240.82
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 7
  • Rotatable Bond Count: 0
  • Complexity: 70
  • 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: nothing
  • XLogP3: 3
  • Topological Polar Surface Area: 41.1

Experimental Properties

  • Color/Form: solid
  • Density: 1.494g/mL
  • Melting Point: 46.0 to 50.0 deg-C
  • Boiling Point: 242.8°C at 760 mmHg
  • Flash Point: Degrees Fahrenheit:230°F
    Degrees Celsius:110°C
  • Refractive Index: 1.649
  • PSA: 41.13000
  • LogP: 2.66810
  • Solubility: Uncertain

2,5-Dibromothiazole Security Information

  • Symbol: GHS07
  • Prompt：warning
  • Signal Word：Warning
  • Hazard Statement： H315-H319-H335
  • Warning Statement： P261-P305 + P351 + P338
  • Hazardous Material transportation number：NONH for all modes of transport
  • WGK Germany：3
  • Hazard Category Code： 36/37/38
  • Safety Instruction： S26-S36
  • Hazardous Material Identification： Xi
  • Risk Phrases：R36/37/38
  • Storage Condition：Store at room temperature

2,5-Dibromothiazole Customs Data

  • HS CODE：2934100090
  • Customs Data：

    China Customs Code:

    2934100090

    Overview:

    2934100090. Compounds that structurally contain a non fused thiazole ring(Whether hydrogenated or not). VAT:17.0%. Tax refund rate:9.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

2,5-Dibromothiazole Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
Fluorochem
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Fluorochem
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SHANG HAI A LA DING SHENG HUA KE JI GU FEN Co., Ltd.
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SHANG HAI A LA DING SHENG HUA KE JI GU FEN Co., Ltd.
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Chemenu
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Chemenu
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