Description

5-Amino-2-Benzimidazolethiol is a versatile heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its bifunctional nature, featuring both an amino and a thiol group on the benzimidazole core, makes it a valuable intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries, where it is used to develop active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel benzimidazole-based drugs, including potential antiviral, antimicrobial, and anticancer agents.
• Agrochemical Synthesis: Building block for developing new fungicides, herbicides, and plant growth regulators that leverage the benzimidazole scaffold.
• Polymer & Material Science: Monomer or cross-linking agent for creating specialty polymers, coordination complexes, and metal-organic frameworks (MOFs).
• Dye & Pigment Manufacturing: Intermediate in the production of advanced organic dyes and pigments for high-performance applications.
• Chemical Research & Development: A versatile reagent for organic synthesis, heterocyclic chemistry, and the development of new chemical entities in R&D laboratories.
• Chelating Agent: Utilized in analytical chemistry and metallurgy due to its ability to form stable complexes with various metal ions.

Basic Information

Product Name	5-Amino-2-Benzimidazolethiol
CAS No.	2818-66-8
Molecular Formula	C7H7N3S
Molecular Weight	165.22 g/mol
Synonyms	2-Mercapto-5-aminobenzimidazole; 5-Amino-2-mercaptobenzimidazole; 2-Benzimidazolethiol, 5-amino-; 5-Amino-1,3-dihydro-2H-benzimidazole-2-thione; 5-Amino-2-benzimidazolinethione; 5-Amino-2(3H)-benzimidazolethione; NSC 403697; AI3-52090
EINECS	220-567-5

Quality Control

Our 5-Amino-2-Benzimidazolethiol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity, and is supplied with a detailed Certificate of Analysis (COA). We adhere to cGMP principles where applicable, ensuring the product meets the stringent requirements for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	285 - 295 °C (dec.)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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