Cas no 899709-47-8 (1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde)

1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde is a versatile heterocyclic aldehyde featuring both an allyl and a methyl substituent on its pyrazole core. This compound serves as a valuable intermediate in organic synthesis, particularly in the preparation of pharmaceuticals, agrochemicals, and functional materials. Its reactive aldehyde group enables facile derivatization, while the allyl moiety offers additional sites for further functionalization through cross-coupling or cyclization reactions. The pyrazole scaffold contributes to its stability and potential bioactivity, making it useful in medicinal chemistry research. The compound is typically handled under controlled conditions due to its sensitivity, and its purity is critical for reproducible synthetic outcomes.
1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde structure
899709-47-8 structure
Product Name:1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde
CAS No:899709-47-8
MF:C8H10N2O
MW:150.177801609039
MDL:MFCD02855994
CID:1071939
PubChem ID:329775804
Update Time:2025-05-27

1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde Chemical and Physical Properties

Names and Identifiers

    • 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde
    • 3-methyl-1-prop-2-enylpyrazole-4-carbaldehyde
    • 1-allyl-3-methyl-1H-pyrazole-4-carbaldehyde(SALTDATA: FREE)
    • 3-Methyl-1-(2-propen-1-yl)-1H-pyrazole-4-carboxaldehyde (ACI)
    • 3-Methyl-1-(prop-2-en-1-yl)-1H-pyrazole-4-carbaldehyde
    • FS-4858
    • MFCD02855994
    • DB-028265
    • 3-methyl-1-(prop-2-en-1-yl)pyrazole-4-carbaldehyde
    • ZKB70947
    • DTXSID30360543
    • AKOS006228932
    • CS-0358081
    • 899709-47-8
    • 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde, AldrichCPR
    • MDL: MFCD02855994
    • Inchi: 1S/C8H10N2O/c1-3-4-10-5-8(6-11)7(2)9-10/h3,5-6H,1,4H2,2H3
    • InChI Key: USQJNIWLBVSSQI-UHFFFAOYSA-N
    • SMILES: O=CC1C(C)=NN(CC=C)C=1

Computed Properties

  • Exact Mass: 150.07900
  • Monoisotopic Mass: 150.079313g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 11
  • Rotatable Bond Count: 3
  • Complexity: 158
  • 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
  • XLogP3: 0.8
  • Topological Polar Surface Area: 34.9?2

Experimental Properties

  • PSA: 34.89000
  • LogP: 1.19000

1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde Security Information

  • Hazardous Material transportation number:NONH for all modes of transport
  • Hazardous Material Identification: Xi
  • HazardClass:IRRITANT

1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde Customs Data

  • HS CODE:2933199090
  • Customs Data:

    China Customs Code:

    2933199090

    Overview:

    2933199090. Other structurally non fused pyrazole ring 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, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Additional information on 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde

Comprehensive Overview of 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde (CAS No. 899709-47-8): Properties, Applications, and Innovations

1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde (CAS No. 899709-47-8) is a specialized organic compound gaining attention in pharmaceutical and agrochemical research due to its unique pyrazole core structure and reactive aldehyde functional group. This compound belongs to the heterocyclic aldehyde family, which is widely explored for its versatility in synthesizing bioactive molecules. Its molecular formula, C8H10N2O, and precise structural features make it a valuable intermediate in modern organic synthesis.

Recent trends in drug discovery and green chemistry have amplified interest in 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde. Researchers are investigating its potential as a building block for antimicrobial agents and enzyme inhibitors, aligning with the global demand for novel therapeutics. The compound's allyl group offers additional reactivity for cross-coupling reactions, a hotspot in catalytic chemistry. Meanwhile, its carbaldehyde moiety enables condensation reactions, critical for constructing N-heterocyclic scaffolds prevalent in FDA-approved drugs.

From an industrial perspective, 899709-47-8 is often discussed in forums focusing on high-value chemical intermediates. Its synthesis typically involves Vilsmeier-Haack formylation of pyrazole derivatives, a process optimized for scalability and yield. Environmental concerns have also driven innovations in its production, with studies exploring solvent-free methodologies and biocatalytic routes to reduce waste. These advancements address the growing emphasis on Sustainable Chemistry in the Fine Chemicals sector.

Analytical characterization of 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde relies on advanced techniques like HPLC-MS and NMR spectroscopy, ensuring purity for sensitive applications. Stability studies indicate optimal storage under inert conditions, reflecting standard practices for air-sensitive aldehydes. The compound's logP value and hydrogen-bonding capacity further make it a subject in computational chemistry models predicting drug-likeness.

Emerging applications include its use in material science, particularly for designing photoactive polymers and coordination complexes with transition metals. Such developments resonate with the Internet of Things (IoT) era, where functional materials are crucial for sensors and smart devices. Patent analyses reveal increasing filings involving this compound, especially in Asia-Pacific markets, highlighting its commercial potential.

For researchers sourcing CAS 899709-47-8, quality parameters like ≥98% purity and residual solvent levels are critical considerations. Reputable suppliers provide COA (Certificate of Analysis) documentation, aligning with Good Laboratory Practice (GLP) standards. The compound's pricing reflects its niche status, with bulk availability becoming more common as demand grows in contract research organizations (CROs).

Future directions may explore 1-Allyl-3-methyl-1H-pyrazole-4-carbaldehyde's role in click chemistry and PROTAC (Proteolysis Targeting Chimera) technologies, two rapidly evolving fields in targeted drug delivery. Its structural flexibility could also contribute to covalent inhibitor design, addressing challenges in oncology research. These prospects position the compound as a noteworthy candidate in the next decade of medicinal chemistry breakthroughs.

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