Description

5-Chloro-Quinazoline-2,4-Diamine is a high-purity, halogenated quinazoline diamine derivative serving as a critical building block in advanced organic synthesis. This compound matters for its role as a key synthetic intermediate in the development of active pharmaceutical ingredients (APIs) and other fine chemicals. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of novel herbicides and fungicides.
• Chemical Synthesis: Serves as a versatile building block for constructing complex heterocyclic compounds.
• Material Science: Potential monomer or additive in the research of advanced polymeric materials.
• Bioconjugation: Utilized in the development of probes and labeled compounds for biochemical research.

Basic Information

Product Name	5-Chloro-Quinazoline-2,4-Diamine
CAS No.	690258-14-1
Molecular Formula	C8H7ClN4
Molecular Weight	194.62 g/mol
Synonyms	2,4-Diamino-5-chloroquinazoline; 5-Chloro-2,4-diaminoquinazoline; 5-Chloroquinazoline-2,4-diamine; 5-Chloro-2,4-quinazolinediamine; 690258-14-1; Quinazoline-2,4-diamine, 5-chloro-; 5-Chloro-2,4-diamino-quinazoline
EINECS	Contact for details

Quality Control

Our 5-Chloro-Quinazoline-2,4-Diamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, related substances, and residual solvents are available upon request to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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