Search through
1,1-Diphenylurea

1,1-Diphenylurea

CAS Number: 603-54-3

Molecular Formula: C13H12N2O

Purity: Min. 97.0% - HPLC

Chemical intermediatePolymer stabilizerResearch and development precursor

About 1,1-Diphenylurea

1,1-Diphenylurea (CAS No: 603-54-3), also recognized as unsymmetrical diphenylurea or N,N-diphenylurea, serves as a highly specialized, multifunctional intermediate and stabilizer within the global specialty chemicals and materials sectors. In the advanced energetics and polymers industry, this unsymmetrical urea deriv...

1,1-Diphenylurea Specifications

CAS Number
603-54-3
Molecular Formula
C13H12N2O
Molecular Weight
212.25 g/mol
IUPAC Name
1,1-diphenylurea
Canonical SMILES
C1=CC=C(C=C1)N(C2=CC=CC=C2)C(=O)N
InChI Key
GWEHVDNNLFDJLR-UHFFFAOYSA-N
HSN No
29242190
Molecular Weight
212.25 g/mol
Appearance
White to off-white crystalline powder
Assay / Purity
Min. 97.0% - HPLC
Melting Point
189°C to 192°C (372°F to 378°F)-Capillary / DSC
Loss on Drying
Max. 0.5%- Gravimetric
Ash Content
Max. 0.1%-Gravimetric
Precautionary Statement Codes
P264, P270, P273, P301+P312, P330, and P501
Hazard Classes and Categories
Acute Tox. 4 (100%) Aquatic Chronic 3 (100%)
OSHA PEL / ACGIH TLV
None established for this specific material Treat as nuisance dust
Engineering Controls
Use mechanical exhaust or local-source ventilation

Advanced Energetics & Nitrocellulose Stabilization

Acts as a high-performance chemical stabilizer in nitrocellulose-based systems, propellants, and advanced polymers. It actively scavenges acidic decomposition products to prevent autocatalytic degradation, significantly enhancing long-term thermal, mechanical, and storage durability

Fine Chemical & Polymer Syntheses

Serves as a vital structural building block for the precision synthesis of high-grade technical dyes, custom rubber additives, and specialty antioxidants

Pharmaceutical Precursor & Drug Discovery

Utilised in medicinal chemistry pipelines as a key intermediate for novel target molecules requiring a highly consistent and clean reaction profile

1,1-Diphenylurea FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

Rounded Top

Explore Industrial Chemicals Portfolio

Rosin Modified Phenolic resins

CAS No : 68082-96-2

Rosin Modified Phenolic resins

Category : Industrial Polymers

Sub-Category : Rosin-Based Resins & Binders

Description : Our Rosin Modified Phenolic Resins are high-performance complex polymers engineered through the cond...

View Product
Rosin Modified Maleic Resins

CAS No : 94581-16-5

Rosin Modified Maleic Resins

Category : Industrial Polymers

Sub-Category : Rosin-Based Resins & Binders

Description : Our Rosin Modified Maleic Resins are high-melting thermoplastic resins engineered through the precis...

View Product
Phenol Formaldehyde Resins (Can Coatings)

CAS No : 68002-19-7

Category : Industrial Polymers

Sub-Category : Metal Packaging & Can Coatings

Description : Our Phenol Formaldehyde Resins are high-performance thermosetting polymers specifically engineered f...

View Product
Hard Ketone Aldehyde Resins (Pigment paste)

CAS No : 25054-06-2

Category : Industrial Polymers

Sub-Category : Specialty Pigment Binders & Synthetic Resins

Description : Our Hard Ketone Aldehyde Resins are condensation polymers specifically developed for the ink, coatin...

View Product