Description

Pyrido[3,4-D]Pyrimidine-7(3H)-Carboxylic Acid, 4,5,6,8-Tetrahydro-2-(Methylthio)-4-Oxo-, Phenylmethyl Ester is a sophisticated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in developing novel active ingredients for crop protection products.
• Chemical Biology Probe Development: Employed as a scaffold for creating tool compounds to study biological pathways.
• Material Science: Potential building block for organic electronic materials and advanced polymers.
• Academic & Contract Research: Essential for medicinal chemistry programs and exploratory synthesis in academic and CRO settings.
• Process Chemistry: Used in route scouting and optimization for the scalable production of active pharmaceutical ingredients (APIs).

Basic Information

Product Name	Pyrido[3,4-D]Pyrimidine-7(3H)-Carboxylic Acid, 4,5,6,8-Tetrahydro-2-(Methylthio)-4-Oxo-, Phenylmethyl Ester
CAS No.	852443-95-9
Molecular Formula	C16H16N2O3S
Molecular Weight	316.38 g/mol
Synonyms	Benzyl 4-oxo-2-(methylthio)-4,5,6,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate; 4,5,6,8-Tetrahydro-2-(methylthio)-4-oxopyrido[3,4-d]pyrimidine-7-carboxylic acid phenylmethyl ester; Pyrido[3,4-d]pyrimidine-7-carboxylic acid, 4,5,6,8-tetrahydro-2-(methylthio)-4-oxo-, benzyl ester; 852443-95-9; Benzyl 2-(methylthio)-4-oxo-4,5,6,8-tetrahydropyrido[3,4-d]pyrimidine-7-carboxylate
EINECS	Contact for details

Quality Control

Our Pyrido[3,4-D]Pyrimidine-7(3H)-Carboxylic Acid, 4,5,6,8-Tetrahydro-2-(Methylthio)-4-Oxo-, Phenylmethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) detailing all specifications are available upon request.

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 (moisture-sensitive) nature, the container must be kept tightly sealed to exclude moisture. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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