Pigment Red 245 structure

Pigment Red 245

TL;DR: Pigment Red 245 (CAS 68016-05-7) is a chemical compound with molecular formula C25H20N4O4 and molecular weight 440.15 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

4-[(5-carbamoyl-2-methoxyphenyl)diazenyl]-3-hydroxy-N-phenylnaphthalene-2-carboxamide

Also Known As: Pigment Red 245, C.I.Pigment Red 245, s462, HY-D1201, 2-Naphthalenecarboxamide, 4-[[5-(aminocarbonyl)-2-methoxyphenyl]azo]-3-hydroxy-N-phenyl-

CAS: 68016-05-7
Molecular Formula C25H20N4O4
Molecular Weight 440.15 g/mol
LogP 4.8
Topological Polar Surface Area 126.0 Ų
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 6
Rotatable Bonds 6
Exact Mass 440.14847
Heavy Atoms 33
Complexity 711.0

Chemical Identifiers

CAS Number 68016-05-7
SMILES COC1=C(C=C(C=C1)C(=O)N)N=NC2=C(C(=CC3=CC=CC=C32)C(=O)NC4=CC=CC=C4)O
InChIKey ZWPGSNPNNSTONK-UHFFFAOYSA-N

Product Overview

Pigment Red 245 (CAS 68016-05-7), with molecular formula C25H20N4O4 and molecular weight 440.15 g/mol. IUPAC: 4-[(5-carbamoyl-2-methoxyphenyl)diazenyl]-3-hydroxy-N-phenylnaphthalene-2-carboxamide.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →

Chemical Property Profile of Pigment Red 245

XLogP
4.8
TPSA (Topological Polar Surface Area)
126.0
Hydrogen Bond Donors
3
Hydrogen Bond Acceptors
6
Rotatable Bonds
6
Heavy Atoms
33
Complexity
711.0
Exact Mass
440.14847
Monoisotopic Mass
440.14847
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of Pigment Red 245

The XLogP value of 4.8 indicates that Pigment Red 245 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 126.0 Ų falls within the moderate polarity range, balancing permeability and solubility for Pigment Red 245. Following Lipinski's Rule of Five, Pigment Red 245 has 3 hydrogen bond donor(s) and 6 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of Pigment Red 245?

The CAS number of Pigment Red 245 is 68016-05-7.

What is the molecular formula of Pigment Red 245?

The molecular formula of Pigment Red 245 is C25H20N4O4.

What is the molecular weight of Pigment Red 245?

The molecular weight of Pigment Red 245 is 440.15 g/mol.

Where can I buy Pigment Red 245?

You can request a quote for Pigment Red 245 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Pigment Red 245?

Yes, KEHONG BIO provides custom synthesis services for Pigment Red 245 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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