Description

1,1'-(p-Phenylene)Bis(Urea) is a high-purity aromatic bis-urea derivative, also known as 1,4-Phenylenediurea. This compound is valued for its role as a versatile chemical intermediate and building block in advanced material synthesis. It is primarily sought by research and development laboratories, as well as industrial manufacturers in the specialty chemical and polymer sectors.

Application

• Polymer Synthesis: Serves as a key monomer or chain extender in the production of polyureas and other high-performance polymers.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) and drug candidates.
• Supramolecular Chemistry: Acts as a building block for molecular recognition systems and self-assembling structures due to its hydrogen-bonding capabilities.
• Cross-linking Agent: Employed in the formulation of coatings, adhesives, and resins to enhance thermal and mechanical properties.
• Chemical Research: Utilized in academic and industrial R&D for exploring new organic reactions and material properties.
• Dye and Pigment Intermediates: Functions as a precursor in the synthesis of certain specialty dyes and organic pigments.

Basic Information

Product Name	1,1'-(p-Phenylene)Bis(Urea)
CAS No.	1205-90-9
Molecular Formula	C8H10N4O2
Molecular Weight	194.19 g/mol
Synonyms	1,4-Phenylenediurea; p-Phenylenebisurea; 1,4-Bis(carbamoylamino)benzene; 1,1'-(1,4-Phenylene)diurea; Urea, 1,1'-(1,4-phenylene)bis-; NSC 403119; 4,4'-Diaminodiphenylurea (related isomer)
EINECS	214-889-9

Quality Control

Our 1,1'-(p-Phenylene)Bis(Urea) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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