Pigment Red 267 structure

Pigment Red 267

TL;DR: Pigment Red 267 (CAS 68016-06-8) is a chemical compound with molecular formula C26H22N4O3 and molecular weight 438.17 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

4-[(5-carbamoyl-2-methylphenyl)diazenyl]-3-hydroxy-N-(2-methylphenyl)naphthalene-2-carboxamide

Also Known As: Pigment Red 267, Symuler Fast Red 4127, C.I. Pigment Red 267, 2-Naphthalenecarboxamide, 4-[[5-(aminocarbonyl)-2-methylphenyl]azo]-3-hydroxy-N-(2-methylphenyl)-, 2-Naphthalenecarboxamide, 3-hydroxy-4-((2-methyl-5-phenylcarboxamide)azo)-N-(2-methylphenyl)-

CAS: 68016-06-8
Molecular Formula C26H22N4O3
Molecular Weight 438.17 g/mol
LogP 5.6
Topological Polar Surface Area 117.0 Ų
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 5
Rotatable Bonds 5
Exact Mass 438.1692
Heavy Atoms 33
Complexity 728.0

Chemical Identifiers

CAS Number 68016-06-8
SMILES CC1=C(C=C(C=C1)C(=O)N)N=NC2=C(C(=CC3=CC=CC=C32)C(=O)NC4=CC=CC=C4C)O
InChIKey BDBJLAKMKQMELG-UHFFFAOYSA-N

Product Overview

Pigment Red 267 (CAS 68016-06-8), with molecular formula C26H22N4O3 and molecular weight 438.17 g/mol. IUPAC: 4-[(5-carbamoyl-2-methylphenyl)diazenyl]-3-hydroxy-N-(2-methylphenyl)naphthalene-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 267

XLogP
5.6
TPSA (Topological Polar Surface Area)
117.0
Hydrogen Bond Donors
3
Hydrogen Bond Acceptors
5
Rotatable Bonds
5
Heavy Atoms
33
Complexity
728.0
Exact Mass
438.1692
Monoisotopic Mass
438.1692
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 267

The XLogP value of 5.6 indicates that Pigment Red 267 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 117.0 Ų falls within the moderate polarity range, balancing permeability and solubility for Pigment Red 267. Following Lipinski's Rule of Five, Pigment Red 267 has 3 hydrogen bond donor(s) and 5 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

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 267?

The CAS number of Pigment Red 267 is 68016-06-8.

What is the molecular formula of Pigment Red 267?

The molecular formula of Pigment Red 267 is C26H22N4O3.

What is the molecular weight of Pigment Red 267?

The molecular weight of Pigment Red 267 is 438.17 g/mol.

Where can I buy Pigment Red 267?

You can request a quote for Pigment Red 267 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Pigment Red 267?

Yes, KEHONG BIO provides custom synthesis services for Pigment Red 267 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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