Description

P,P'-Biphenylylenebis(Dihydro-4,4,6-Trimethyl-2-Pyrimidinethiol is a specialized organic sulfur compound featuring a biphenyl core linked to two substituted pyrimidinethiol groups. This molecular structure makes it a valuable intermediate and functional additive in advanced material synthesis and specialty chemical manufacturing. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and polymer industries for applications requiring specific ligand properties or as a building block for complex heterocyclic systems.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting specific enzyme inhibition.
• Agrochemical Synthesis: Used as a building block for developing advanced fungicides and herbicides, leveraging its sulfur-containing heterocyclic structure.
• Polymer Additive & Stabilizer: Functions as a potential antioxidant or light stabilizer in high-performance polymers and engineering plastics due to its thiol groups.
• Ligand for Catalysis: Acts as a chelating ligand in transition metal catalysis for organic transformations, including cross-coupling reactions.
• Material Science Research: Employed in the development of organic semiconductors, conductive polymers, or metal-organic frameworks (MOFs).
• Chemical Synthesis Intermediate: A versatile synthon for constructing more complex polycyclic and heterocyclic compounds in fine chemical production.

Basic Information

Item	Detail
Product Name	P,P'-Biphenylylenebis(Dihydro-4,4,6-Trimethyl-2-Pyrimidinethiol
CAS No.	63732-02-5
Molecular Formula	C24H28N4S2
Molecular Weight	436.63 g/mol
Synonyms	4,4',6,6'-Tetramethyl-2,2'-thiobis[4,5-dihydro-6H-pyrimidine]; 2,2'-(1,1'-Biphenyl-4,4'-diyl)bis[4,5-dihydro-4,4,6-trimethyl-2(1H)-pyrimidinethione]; 4,4',6,6'-Tetramethyl-2,2'-dithiobis(4,5-dihydro-6H-pyrimidine); Bis(4,5-dihydro-4,4,6-trimethyl-2-pyrimidinethiol)biphenyl-4,4'-diyl; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of P,P'-Biphenylylenebis(Dihydro-4,4,6-Trimethyl-2-Pyrimidinethiol adheres to a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with each shipment.

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). This compound is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
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.