Description

1H-Benzimidazole-2-Carboxylic Acid, 5-Nitro-, Methyl Ester is a high-purity, versatile chemical intermediate of significant importance in advanced organic synthesis. This compound matters for its role as a key building block in the development of complex heterocyclic molecules, particularly those with pharmaceutical activity. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel benzimidazole-based drug candidates, including potential antiparasitic, antiviral, and anticancer agents.
• Agrochemical Research: Used in the development of new fungicides, herbicides, and plant growth regulators that leverage the benzimidazole scaffold for biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic systems and functionalized molecules due to its reactive ester and nitro groups.
• Material Science Precursor: Investigated for the synthesis of organic ligands, dyes, and functional polymers where the benzimidazole core contributes to thermal stability or electronic properties.
• Chemical Reference Standard: Supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	1H-Benzimidazole-2-Carboxylic Acid, 5-Nitro-, Methyl Ester
CAS No.	93521-65-4
Molecular Formula	C9H7N3O4
Molecular Weight	221.17 g/mol
Synonyms	Methyl 5-Nitro-1H-benzimidazole-2-carboxylate; 5-Nitro-1H-benzimidazole-2-carboxylic Acid Methyl Ester; Methyl 5-Nitrobenzimidazole-2-carboxylate; 2-Carbomethoxy-5-nitrobenzimidazole; 5-Nitro-2-benzimidazolecarboxylic Acid Methyl Ester; 93521-65-4; 5-Nitro-1H-benzo[d]imidazole-2-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our 1H-Benzimidazole-2-Carboxylic Acid, 5-Nitro-, Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This product is light-sensitive and easily oxidized; for long-term storage, consider keeping it under an inert atmosphere such as nitrogen or argon to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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