Cas no 1171168-74-3 (methyl 1-butyl-1H-pyrazole-5-carboxylate)

Methyl 1-butyl-1H-pyrazole-5-carboxylate is a pyrazole-based ester compound with applications in organic synthesis and pharmaceutical intermediates. Its structure features a butyl group at the 1-position and a carboxylate ester at the 5-position, offering versatility in further functionalization. The compound is valued for its stability and reactivity, making it suitable for use in heterocyclic chemistry and as a building block for more complex molecules. Its lipophilic nature enhances solubility in organic solvents, facilitating reactions under mild conditions. The ester group also allows for straightforward hydrolysis or transesterification, enabling tailored modifications for target applications.
methyl 1-butyl-1H-pyrazole-5-carboxylate structure
1171168-74-3 structure
Product Name:methyl 1-butyl-1H-pyrazole-5-carboxylate
CAS No:1171168-74-3
MF:C9H14N2O2
MW:182.219662189484
MDL:MFCD09473419
CID:3158815
PubChem ID:25247472
Update Time:2025-10-22

methyl 1-butyl-1H-pyrazole-5-carboxylate Chemical and Physical Properties

Names and Identifiers

    • methyl 1-butyl-1H-pyrazole-5-carboxylate
    • SCHEMBL6258525
    • methyl 2-butylpyrazole-3-carboxylate
    • methyl1-butyl-1H-pyrazole-5-carboxylate
    • AKOS005167671
    • 1171168-74-3
    • STK351680
    • EN300-231325
    • MDL: MFCD09473419
    • Inchi: 1S/C9H14N2O2/c1-3-4-7-11-8(5-6-10-11)9(12)13-2/h5-6H,3-4,7H2,1-2H3
    • InChI Key: MKJDTUWJSLHYES-UHFFFAOYSA-N
    • SMILES: O(C)C(C1=CC=NN1CCCC)=O

Computed Properties

  • Exact Mass: 182.105527694Da
  • Monoisotopic Mass: 182.105527694Da
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 13
  • Rotatable Bond Count: 5
  • Complexity: 173
  • 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: 1.6
  • Topological Polar Surface Area: 44.1?2

Experimental Properties

  • Density: 1.1±0.1 g/cm3
  • Boiling Point: 270.9±13.0 °C at 760 mmHg
  • Flash Point: 117.6±19.8 °C
  • Vapor Pressure: 0.0±0.6 mmHg at 25°C

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Additional information on methyl 1-butyl-1H-pyrazole-5-carboxylate

Comprehensive Overview of Methyl 1-Butyl-1H-Pyrazole-5-Carboxylate (CAS 1171168-74-3): Properties, Applications, and Industry Insights

Methyl 1-butyl-1H-pyrazole-5-carboxylate (CAS 1171168-74-3) is a specialized organic compound gaining attention in pharmaceutical and agrochemical research due to its unique pyrazole core structure. This ester derivative combines a butyl substituent with a carboxylate functional group, offering versatile reactivity for synthetic applications. Recent studies highlight its potential as a building block for heterocyclic compounds, aligning with the growing demand for novel bioactive molecules in drug discovery.

The compound's molecular formula (C9H14N2O2) and lipophilic character make it particularly valuable in designing CNS-targeting drugs, a hot topic in 2024's pharmaceutical landscape. Researchers are investigating its role in modulating enzyme inhibition, especially in inflammation pathways, responding to frequent search queries like "pyrazole derivatives in medicine" or "small molecule drug design." Its ester moiety allows for prodrug strategies, addressing the industry's focus on improved drug bioavailability.

From a synthetic chemistry perspective, methyl 1-butyl-1H-pyrazole-5-carboxylate serves as a precursor for N-alkylated pyrazoles, frequently mentioned in patents for crop protection agents. This aligns with Google Trends data showing increased searches for "eco-friendly agrochemicals" and "sustainable pesticide development." The butyl chain enhances compound stability while maintaining solubility – a critical balance sought in modern formulation science.

Analytical characterization of CAS 1171168-74-3 typically involves HPLC purity testing (≥98%) and spectroscopic verification (NMR, IR). These quality control measures meet the pharmaceutical industry's stringent standards, reflecting search trends for "compound characterization techniques." The compound's melting point range (45-48°C) and storage stability under nitrogen make it practical for industrial scale-up, addressing common manufacturer concerns about chemical handling protocols.

Emerging applications include its use in material science for creating functionalized polymers, particularly in conductive materials research. This connects with trending topics like "organic electronic materials" and "flexible electronics." The pyrazole ring's electron-rich nature enables π-stacking interactions, valuable for developing advanced material coatings with enhanced durability – a subject generating substantial academic interest based on Semantic Scholar citation data.

Regulatory status of methyl 1-butyl-1H-pyrazole-5-carboxylate currently falls under general chemical safety guidelines, with no specific restrictions noted in major pharmacopeias. However, proper laboratory safety measures should always be followed during handling, as emphasized in recent OSHA updates – a frequently searched workplace safety topic. The compound's environmental fate studies show moderate biodegradability, making it preferable to persistent alternatives in green chemistry initiatives.

Market analysis indicates growing demand for CAS 1171168-74-3, particularly from contract research organizations (CROs) specializing in medicinal chemistry. Suppliers are increasingly offering custom bulk synthesis options with GMP-compliant documentation, responding to industry needs for scalable intermediates. This development correlates with search volume spikes for "custom chemical synthesis services" and "pharmaceutical grade raw materials" across B2B platforms.

Future research directions may explore the compound's potential in metal-organic frameworks (MOFs) or as a ligand in catalytic systems – areas generating buzz in recent ACS conference proceedings. The structure-activity relationship of its derivatives also presents opportunities for computational chemistry studies, tapping into the AI-driven drug discovery trend. These applications position methyl 1-butyl-1H-pyrazole-5-carboxylate as a multifaceted tool in modern chemical innovation.

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