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1H-1,2,4-Triazole structure
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1H-1,2,4-Triazole

TL;DR: 1H-1,2,4-Triazole (CAS 288-88-0) is a chemical compound with molecular formula C2H3N3 and molecular weight 69.0327 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.

1H-1,2,4-triazole

Also Known As: 1H-1,2,4-Triazole, 1,2,4-TRIAZOLE, 4H-1,2,4-triazole, Pyrrodiazole, s-Triazole

CAS Number
288-88-0
Molecular Formula
C2H3N3
Molecular Weight
69.0327 g/mol
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Application Areas

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

Agrochemicals (3175 patents) Analytical Reagents (187 patents) Biotechnology (520 patents) Catalysts (115 patents) Coatings & Adhesives (505 patents)

Technical Specifications

Molecular FormulaC2H3N3
Molecular Weight69.0327 g/mol
XLogP-0.6
Topological Polar Surface Area (TPSA)41.6 Ų
Hydrogen Bond Donors1
Hydrogen Bond Acceptors2
Rotatable Bonds0
Exact Mass69.0327 Da
Heavy Atoms5
Complexity28.0
Melting Point120-121 °C
Boiling Point260 °C (decomposes)
Density640 kg/m³
Flash Point170 °C closed cup
Vapor Pressure0.6 [mmHg]
SolubilitySoluble in water, ethanol
SMILESC1=NC=NN1
InChIKeyNSPMIYGKQJPBQR-UHFFFAOYSA-N

Product Description

Applications: 1H-1,2,4-Triazole 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. Available from CoreyChem as both catalog item and custom-synthesis project (mg to ton scale), with full analytical documentation (COA, MSDS, HPLC, NMR, MS).

1H-1,2,4-Triazole is a heterocyclic building block identified by CAS number 288-88-0 and the molecular formula C2H3N3 and a molecular weight of 69.03 g/mol. Physically, the compound has a density of 640 kg/m³ g/cm³, a solubility: Soluble in water, ethanol. Synonyms include 1H-1,2,4-Triazole and 1,2,4-TRIAZOLE.

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 1H-1,2,4-Triazole

XLogP
-0.6
TPSA (Topological Polar Surface Area)
41.6
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
5
Complexity
28.0
Exact Mass
69.0327
Monoisotopic Mass
69.0327
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 1H-1,2,4-Triazole

The XLogP value of -0.6 indicates that 1H-1,2,4-Triazole is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. With a topological polar surface area (TPSA) of 41.6 Ų, 1H-1,2,4-Triazole exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 1H-1,2,4-Triazole has 1 hydrogen bond donor(s) and 2 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the CAS number of 1H-1,2,4-Triazole?

The CAS number of 1H-1,2,4-Triazole is 288-88-0.

What is the molecular formula of 1H-1,2,4-Triazole?

The molecular formula of 1H-1,2,4-Triazole is C2H3N3.

What is the molecular weight of 1H-1,2,4-Triazole?

The molecular weight of 1H-1,2,4-Triazole is 69.0327 g/mol.

What are the applications of 1H-1,2,4-Triazole?

1H-1,2,4-Triazole 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. Available from CoreyChem as both catalog item and...

Where can I buy 1H-1,2,4-Triazole?

You can request a quote for 1H-1,2,4-Triazole directly from CoreyChem. Contact us or email [email protected] for pricing and availability.

Does CoreyChem offer custom synthesis for 1H-1,2,4-Triazole?

Yes, CoreyChem provides custom synthesis services for 1H-1,2,4-Triazole and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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