Description

4,5-Diamino-6-Hydroxypyrimidine Sulfate is a high-purity pyrimidine derivative salt essential for advanced organic synthesis. This compound serves as a critical building block and intermediate in the development of complex pharmaceutical molecules and specialty chemicals. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of nucleoside analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Building block for creating novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Used in the manufacture of dyes, pigments, and complex organic compounds requiring a functionalized pyrimidine core.
• Biochemical Research: Serves as a reagent in nucleotide chemistry and metabolic pathway studies within academic and R&D laboratories.
• Material Science: Potential intermediate for the development of organic electronic materials and metal-organic frameworks (MOFs).

Basic Information

Product Name	4,5-Diamino-6-Hydroxypyrimidine Sulfate
CAS No.	52502-66-6
Molecular Formula	C4H8N4O5S
Molecular Weight	224.19 g/mol
Synonyms	4,5-Diamino-6-hydroxypyrimidine hemisulfate salt; 6-Hydroxy-4,5-diaminopyrimidine sulfate; 4,5-Diamino-6-pyrimidinol sulfate; 2,4-Diamino-5-hydroxy-6-pyrimidinyl sulfate; DAHP Sulfate; Pyrimidine, 4,5-diamino-6-hydroxy-, sulfate (1:1)
EINECS	Contact for details

Quality Control

Our 4,5-Diamino-6-Hydroxypyrimidine Sulfate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical and fine chemical applications. 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, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
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.