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N-(2-((Phenylcarbamoyl)amino)phenyl)benzenesulfonamide (NKK 1304)

N-(2-((Phenylcarbamoyl)amino)phenyl)benzenesulfonamide (NKK 1304)

CAS Number: 215917-77-4

Molecular Formula: C19H17N3O3S

IrritantIrritant

About N-(2-((Phenylcarbamoyl)amino)phenyl)benzenesulfonamide (NKK 1304)

N-(2-((Phenylcarbamoyl)amino)phenyl)benzenesulfonamide (CAS No: 168641-27-2) is undergoing a major commercial expansion in the North American specialty chemicals and thermal media sectors as a primary, BPA-free and BPS-free color developer for high-durability thermal paper, digital barcode labeling, and advanced ink-fr...

Synonyms

  • BGLZECVIKIGPIF-UHFFFAOYSA-N
  • CID10044483
  • 1-(2-benzenesulfonamidophenyl)-3-phenylurea
  • J2.550.802E
  • N-[2-(3-Phenylureido)phenyl]benzenesulfonamide
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N-(2-((Phenylcarbamoyl)amino)phenyl)benzenesulfonamide (NKK 1304) Specifications

CAS Number
215917-77-4
Molecular Formula
C19H17N3O3S
Molecular Weight
367.4 g/mol
IUPAC Name
1-[2-(benzenesulfonamido)phenyl]-3-phenylurea
Canonical SMILES
C1=CC=C(C=C1)NC(=O)NC2=CC=CC=C2NS(=O)(=O)C3=CC=CC=C3
InChI Key
BGLZECVIKIGPIF-UHFFFAOYSA-N
InChI
InChI=1S/C19H17N3O3S/c23-19(20-15-9-3-1-4-10-15)21-17-13-7-8-14-18(17)22-26(24,25)16-11-5-2-6-12-16/h1-14,22H,(H2,20,21,23)
DSSTox Substance ID
DTXSID401020194
EINECS Number
806-543-7
MDL Number
MFCD09525358
Molecular Weight
367.4 g/mol
XLogP3
2.6
Hydrogen Bond Donor Count
3
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
5
Monoisotopic Mass
367.09906259 Da
Melting Point (Experimental)
63°C
Density (Predicted)
1.419±0.06 g/cm3Temp: 25 °C; Press: 760 Torr
pKa (Predicted)
8.806±0.10 Most Acidic Temp: 25 °C
GHS Hazard Statements
H315 (50%): Causes skin irritation H319 (50%): Causes serious eye irritation H335 (50%): May cause respiratory irritation
Hazard Classes and Categories
Skin Irrit. 2 (50%) Eye Irrit. 2A (50%) STOT SE 3 (50%)

BPA-Free / BPS-Free Thermal Paper Developer

A primary non-phenol colour developer used by speciality paper coaters to produce high-sensitivity, eco-compliant thermal paper for POS receipts, ticketing, and self-adhesive shipping labels

Advanced Ink-Free Printing Media

A key functional colour-forming reagent in next-generation ink-free thermal printing films and multi-layer imaging media, enabling sharp image density without ink cartridges

Leuco Dye Colour-Forming Formulations

A strong acidic proton donor when melted, reacting with fluoran-based leuco dyes (such as ODB-2) to form vivid, stable, and heat-resistant black and blue colour images

High-Durability Medical & Industrial Labeling

A speciality technical paper coatings where resistance to oil, water, rubbing, and plasticiser migration is critical for long-term archive stability

  1. BGLZECVIKIGPIF-UHFFFAOYSA-N
  2. CID10044483
  3. 1-(2-benzenesulfonamidophenyl)-3-phenylurea
  4. J2.550.802E
  5. N-[2-(3-Phenylureido)phenyl]benzenesulfonamide

N-(2-((Phenylcarbamoyl)amino)phenyl)benzenesulfonamide (NKK 1304) FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

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

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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