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Pyrazole structure
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Pyrazole

TL;DR: Pyrazole (CAS 288-13-1) is a chemical compound with molecular formula C3H4N2 and molecular weight 68.037445 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.

1H-pyrazole

Also Known As: pyrazole, 1H-Pyrazole, 1,2-diazole, Pyrazol, 1H-pyrazol

CAS Number
288-13-1
Molecular Formula
C3H4N2
Molecular Weight
68.037445 g/mol
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Application Areas

Top 5 of 22 IPC patent classification(s) from the SureChEMBL global patent database.

Agrochemicals (7811 patents) Analytical Reagents (2058 patents) Biotechnology (5417 patents) Catalysts (730 patents) Coatings & Adhesives (1463 patents)

Technical Specifications

Molecular FormulaC3H4N2
Molecular Weight68.037445 g/mol
XLogP0.3
Topological Polar Surface Area (TPSA)28.7 Ų
Hydrogen Bond Donors1
Hydrogen Bond Acceptors1
Rotatable Bonds0
Exact Mass68.037445 Da
Heavy Atoms5
Complexity28.0
Melting Point68
Boiling Point187
Vapor Pressure1.19 [mmHg]
Solubility19400
SMILESC1=CNN=C1
InChIKeyWTKZEGDFNFYCGP-UHFFFAOYSA-N

Product Description

Applications: Pyrazole is used in heterocycle construction in medicinal chemistry and agrochemical discovery, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies Pyrazole (CAS 288-13-1) with custom synthesis available from milligram to multi-kilogram scale, supported by COA, MSDS, and HPLC/NMR/MS documentation.

Pyrazole is a heterocyclic building block identified by CAS number 288-13-1 and the molecular formula C3H4N2 and a molecular weight of 68.04 g/mol. Physically, the compound has a solubility: 19400. It is also known as pyrazole and 1H-Pyrazole.

Custom synthesis and full analytical documentation (COA/MSDS) are available from CoreyChem. Request a quotation with your required quantity and purity for current lead time and pricing.

Chemical Property Profile of Pyrazole

XLogP
0.3
TPSA (Topological Polar Surface Area)
28.7
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
5
Complexity
28.0
Exact Mass
68.037445
Monoisotopic Mass
68.037445
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of Pyrazole

The XLogP value of 0.3 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Pyrazole. With a topological polar surface area (TPSA) of 28.7 Ų, Pyrazole exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Pyrazole has 1 hydrogen bond donor(s) and 1 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the CAS number of Pyrazole?

The CAS number of Pyrazole is 288-13-1.

What is the molecular formula of Pyrazole?

The molecular formula of Pyrazole is C3H4N2.

What is the molecular weight of Pyrazole?

The molecular weight of Pyrazole is 68.037445 g/mol.

What are the applications of Pyrazole?

Pyrazole is used in heterocycle construction in medicinal chemistry and agrochemical discovery, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies Pyrazole (CAS 288-13-1) with custom synthesis...

Where can I buy Pyrazole?

You can request a quote for Pyrazole directly from CoreyChem. Contact us or email [email protected] for pricing and availability.

Does CoreyChem offer custom synthesis for Pyrazole?

Yes, CoreyChem provides custom synthesis services for Pyrazole and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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