Cas no 142404-81-7 (N-(5-Bromo-3-methylpyridin-2-yl)acetamide)

N-(5-Bromo-3-methylpyridin-2-yl)acetamide is a brominated pyridine derivative with a molecular formula of C8H9BrN2O. This compound serves as a valuable intermediate in organic synthesis, particularly in pharmaceutical and agrochemical research. Its key structural features—a bromine substituent at the 5-position and a methyl group at the 3-position of the pyridine ring—enhance its reactivity in cross-coupling reactions, such as Suzuki or Buchwald-Hartwig couplings. The acetamide moiety further contributes to its utility in amidation and condensation reactions. With high purity and stability under standard conditions, it is suitable for precise synthetic applications. Its well-defined structure makes it a reliable building block for developing bioactive molecules.
N-(5-Bromo-3-methylpyridin-2-yl)acetamide structure
142404-81-7 structure
Product Name:N-(5-Bromo-3-methylpyridin-2-yl)acetamide
CAS No:142404-81-7
MF:C8H9BrN2O
MW:229.073860883713
CID:64725
PubChem ID:24883273
Update Time:2025-05-20

N-(5-Bromo-3-methylpyridin-2-yl)acetamide Chemical and Physical Properties

Names and Identifiers

    • N-(5-Bromo-3-methylpyridin-2-yl)acetamide
    • N-(5-Bromo-3-methyl-2-pyridinyl)acetamide
    • 2-ACETYLAMINO-5-BROMO-3- METHYLPYRIDINE
    • Acetamide,N-(5-bromo-3-methyl-2-pyridinyl)-
    • N-(5-bromo-3-methyl-pyridin-2-yl)-acetamide
    • 2-acetamido-5-bromo-3-methylpyridine
    • CS-0204695
    • 2-Acetylamino-5-bromo-3-methylpyridine
    • 142404-81-7
    • J-007646
    • SCHEMBL760353
    • CHEMBL4955259
    • DTXSID50358543
    • AJ-333/13050139
    • AKOS015912165
    • 2-Acetylamino-5-bromo-3-methylpyridine, 97%
    • MFCD01928227
    • BS-22836
    • FT-0645307
    • HBZDMVSJHVZHKC-UHFFFAOYSA-N
    • G78490
    • MDL: MFCD01928227
    • Inchi: 1S/C8H9BrN2O/c1-5-3-7(9)4-10-8(5)11-6(2)12/h3-4H,1-2H3,(H,10,11,12)
    • InChI Key: HBZDMVSJHVZHKC-UHFFFAOYSA-N
    • SMILES: BrC1=CN=C(C(C)=C1)NC(C)=O

Computed Properties

  • Exact Mass: 227.99000
  • Monoisotopic Mass: 227.98983g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 2
  • Complexity: 174
  • 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: 5
  • XLogP3: 1.4
  • Topological Polar Surface Area: 42?2

Experimental Properties

  • Density: 1.5±0.1 g/cm3
  • Melting Point: 111-115?°C (lit.)
  • Boiling Point: 357.9±42.0 °C at 760 mmHg
  • Flash Point: 170.2±27.9 °C
  • PSA: 41.99000
  • LogP: 2.18390
  • Vapor Pressure: 0.0±0.8 mmHg at 25°C

N-(5-Bromo-3-methylpyridin-2-yl)acetamide Security Information

  • Symbol: GHS05 GHS07
  • Signal Word:Danger
  • Hazard Statement: H302-H317-H318
  • Warning Statement: P280-P305+P351+P338
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 22-41-43
  • Safety Instruction: S26-S36/37/39
  • Hazardous Material Identification: Xn
  • Safety Term:S26;S36/37/39
  • Risk Phrases:R22; R41; R43
  • Storage Condition:storage at -4℃ (1-2weeks), longer storage period at -20℃ (1-2years)

N-(5-Bromo-3-methylpyridin-2-yl)acetamide Customs Data

  • HS CODE:2933399090
  • Customs Data:

    China Customs Code:

    2933399090

    Overview:

    2933399090. Other compounds with non fused pyridine rings in structure. 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:

    2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

N-(5-Bromo-3-methylpyridin-2-yl)acetamide Pricemore >>

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N-(5-Bromo-3-methylpyridin-2-yl)acetamide Production Method

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