Description

1-Naphthalenecarboxylicacid,3,4-Diamino-(9Ci) is a high-purity, functionalized naphthalene derivative with a diamine substitution pattern. This compound is valued as a critical advanced intermediate for synthesizing complex organic molecules, particularly in the development of specialized dyes, pigments, and functional materials. It is primarily sought by research institutions and industrial R&D departments engaged in fine chemical synthesis, pharmaceutical development, and material science.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Dye & Pigment Synthesis: Used in the production of high-performance, complex organic dyes and pigments, especially azo dyes and naphthalimide derivatives.
• Material Science Research: Acts as a precursor for organic semiconductors, liquid crystals, and other functional organic materials.
• Chemical Research: Employed as a versatile intermediate in organic synthesis for creating ligands, catalysts, and complex molecular architectures.
• Analytical Chemistry: May be used as a standard or reagent in chromatographic analysis and method development.

Basic Information

Product Name	1-Naphthalenecarboxylicacid,3,4-Diamino-(9Ci)
CAS No.	675877-59-5
Molecular Formula	C11H10N2O2
Molecular Weight	202.21 g/mol
Synonyms	3,4-Diamino-1-naphthoic acid; 3,4-Diaminonaphthalene-1-carboxylic acid; 1-Naphthoic acid, 3,4-diamino-; 3,4-Diamino-1-naphthalenecarboxylic acid; 1-Carboxy-3,4-diaminonaphthalene; 3,4-Diaminonaphthalene-1-carboxylate
EINECS	Contact for details

Quality Control

Every batch of our 1-Naphthalenecarboxylicacid,3,4-Diamino-(9Ci) is produced and tested under strict quality management protocols to ensure reproducible purity and performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to support cGMP and ISO standards for traceability and documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which may affect stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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