Description

3H-Pyrazolo[4,3-D]Pyrimidine-5,7-Diol (7Ci) is a high-purity heterocyclic organic compound that serves as a critical advanced intermediate in pharmaceutical research and development. Its unique fused pyrazolo-pyrimidine scaffold makes it a valuable building block for synthesizing novel drug candidates, particularly those targeting kinase inhibition and other enzymatic pathways. This compound is essential for medicinal chemists and R&D departments in the pharmaceutical, biotechnology, and fine chemical industries seeking to develop new therapeutic agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) with potential kinase inhibitory activity.
• Medicinal Chemistry Research: Used as a core scaffold for designing and optimizing new chemical entities in drug discovery programs.
• Biochemical Tool Compound: Employed in biochemical assays to study enzyme function and inhibition mechanisms.
• Fine Chemical Synthesis: Serves as a specialized building block for creating complex heterocyclic molecules in custom synthesis projects.
• Academic Research: Utilized in university and institutional labs for fundamental studies in organic chemistry and drug design.

Basic Information

Product Name	3H-Pyrazolo[4,3-D]Pyrimidine-5,7-Diol (7Ci)
CAS No.	91113-87-0
Molecular Formula	C5H4N4O2
Molecular Weight	152.11 g/mol
Synonyms	3H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione; 5,7-Dihydroxy-3H-pyrazolo[4,3-d]pyrimidine; 5,7-Dihydroxypyrazolo[4,3-d]pyrimidine; Pyrazolo[4,3-d]pyrimidine-5,7-diol; 7H-Pyrazolo[4,3-d]pyrimidine-5,7-diol; 91113-87-0; 7CI
EINECS	Contact for details

Quality Control

Our 3H-Pyrazolo[4,3-D]Pyrimidine-5,7-Diol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and development. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. Certificates of Analysis (COA) documenting all test results are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed to minimize exposure to atmospheric moisture and light to maintain product integrity.

Specification

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