Description

7,8-Quinolinediamine, 1,2,3,4-Tetrahydro- is a high-purity, heterocyclic organic compound with the CAS number 51143-77-2, serving as a versatile and critical building block in advanced chemical synthesis. Its unique fused ring structure with dual amine functionalities makes it a valuable precursor for creating complex molecules with specific electronic and binding properties. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Synthesis: Building block for developing next-generation herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Used in the production of specialized dyes, pigments, and optical brighteners due to its quinoline backbone.
• Coordination Chemistry & Ligand Synthesis: Serves as a chelating ligand for metal complexes used in catalysis and material science.
• Polymer Chemistry: Monomer or cross-linking agent for creating advanced polymers with enhanced thermal or mechanical properties.
• Research & Development: Critical reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	7,8-Quinolinediamine, 1,2,3,4-Tetrahydro-
CAS No.	51143-77-2
Molecular Formula	C9H11N3
Molecular Weight	161.20 g/mol
Synonyms	1,2,3,4-Tetrahydro-7,8-quinolinediamine; 5,6,7,8-Tetrahydroquinoline-7,8-diamine; 7,8-Diamino-1,2,3,4-tetrahydroquinoline; 7,8-Quinolinediamine, tetrahydro-; 1,2,3,4-Tetrahydroquinoline-7,8-diyldiamine
EINECS	Contact for details

Quality Control

Our 7,8-Quinolinediamine, 1,2,3,4-Tetrahydro- is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting all critical parameters. Our quality commitment ensures the material meets the stringent requirements for research and commercial synthesis applications.

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 hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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