Description

1H-1,2,4-Triazole-1-Carboxylic Acid, Methyl Ester (9Ci) is a versatile heterocyclic building block and key synthetic intermediate in organic chemistry. This compound is valued for its reactive ester functionality, which facilitates efficient coupling reactions and the construction of complex molecular architectures. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical industries for the development of active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing active pharmaceutical ingredients (APIs), particularly those containing the 1,2,4-triazole pharmacophore, which is associated with various biological activities.
• Agrochemical Synthesis: Used in the research and production of advanced fungicides, herbicides, and plant growth regulators, where the triazole ring is a common structural motif.
• Organic Synthesis Reagent: Serves as a versatile reagent in peptide coupling and other condensation reactions due to its activated carboxylic ester group.
• Material Science Research: Employed in the development of specialty polymers, ligands for catalysis, and advanced organic materials.
• Chemical Biology & Proteomics: Acts as a probe or linker molecule in bioconjugation strategies and activity-based protein profiling.

Basic Information

Product Name	1H-1,2,4-Triazole-1-Carboxylic Acid, Methyl Ester (9Ci)
CAS No.	40322-20-1
Molecular Formula	C4H5N3O2
Molecular Weight	127.10 g/mol
Synonyms	Methyl 1H-1,2,4-triazole-1-carboxylate; 1-Carbomethoxy-1,2,4-triazole; 1,2,4-Triazole-1-carboxylic acid methyl ester; Methyl triazole-1-carboxylate; 1-Methoxycarbonyl-1,2,4-triazole; Triazole-1-carboxylic Acid Methyl Ester; 1-(Methoxycarbonyl)-1H-1,2,4-triazole
EINECS	Contact for details

Quality Control

Our 1H-1,2,4-Triazole-1-Carboxylic Acid, Methyl Ester is produced under strict quality management protocols. We offer material suitable for research and industrial synthesis, with quality verified by modern analytical techniques including HPLC, GC, and NMR. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to ensure traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.