Cas no 143803-80-9 (5-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid)

5-Methylpyrazolo[1,5-a]pyridine-3-carboxylic acid is a heterocyclic carboxylic acid derivative with a fused pyrazolo-pyridine core. Its structure combines a pyrazole and pyridine ring, offering unique electronic and steric properties suitable for pharmaceutical and agrochemical applications. The carboxylic acid moiety provides a versatile handle for further functionalization, enabling the synthesis of amides, esters, or other derivatives. The methyl group at the 5-position enhances stability and influences reactivity. This compound is valued as a building block in medicinal chemistry, particularly for designing bioactive molecules targeting enzymes or receptors. Its rigid scaffold contributes to precise molecular interactions, making it useful in lead optimization and structure-activity relationship studies.
5-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid structure
143803-80-9 structure
Product Name:5-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid
CAS No:143803-80-9
MF:C9H8N2O2
MW:176.172021865845
MDL:MFCD07374325
CID:108512
PubChem ID:19770951
Update Time:2025-05-22

5-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid Chemical and Physical Properties

Names and Identifiers

    • 5-methyl-Pyrazolo[1,5-a]pyridine-3-carboxylic acid
    • 5-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid
    • Pyrazolo[1,5-a]pyridine-3-carboxylicacid, 5-methyl-
    • AB39186
    • ACMC-1C3MJ
    • AG-D-86599
    • CTK0H0736
    • SureCN3073610
    • AKOS006284836
    • CS-0372933
    • Pyrazolo[1,5-a]pyridine-3-carboxylic acid, 5-methyl-
    • F2199-0092
    • FT-0729593
    • WS-02074
    • 143803-80-9
    • SCHEMBL3073610
    • AMY30443
    • EN300-84744
    • A808112
    • D86306
    • DTXSID80599745
    • Z1198172892
    • (+)-1-Deoxynojirimycinhydrochloride
    • HZJGXGAWAMFKHK-UHFFFAOYSA-N
    • DB-063497
    • 5-Methylpyrazolo[1,5-a]pyridine-3-carboxylicacid
    • TFA80380
    • MDL： MFCD07374325
    • Inchi： 1S/C9H8N2O2/c1-6-2-3-11-8(4-6)7(5-10-11)9(12)13/h2-5H,1H3,(H,12,13)
    • InChI Key： HZJGXGAWAMFKHK-UHFFFAOYSA-N
    • SMILES： OC(C1C=NN2C=CC(C)=CC2=1)=O

Computed Properties

  • Exact Mass: 176.05900
  • Monoisotopic Mass: 176.059
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 13
  • Rotatable Bond Count: 1
  • Complexity: 220
  • 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
  • Topological Polar Surface Area: 54.6A^2
  • XLogP3: 1

Experimental Properties

  • PSA: 54.60000
  • LogP: 1.34090

5-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid 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-methylpyrazolo[1,5-a]pyridine-3-carboxylic acid Pricemore >>

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