Pigment Red 2
TL;DR: Pigment Red 2 (CAS 6041-94-7) is a chemical compound with molecular formula C23H15Cl2N3O2 and molecular weight 435.05 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
4-[(2,5-dichlorophenyl)diazenyl]-3-hydroxy-N-phenylnaphthalene-2-carboxamide
Also Known As: Pigment Red 2, C.I. PIGMENT RED 2, Pigment red, C.I.Pigment Red 2, SILOSOL RED RHN
| Molecular Formula | C23H15Cl2N3O2 |
|---|---|
| Molecular Weight | 435.05 g/mol |
| LogP | 7.2 |
| Topological Polar Surface Area | 74.1 Ų |
| Hydrogen Bond Donors | 2 |
| Hydrogen Bond Acceptors | 4 |
| Rotatable Bonds | 4 |
| Exact Mass | 435.05414 |
| Heavy Atoms | 30 |
| Complexity | 613.0 |
| Melting Point | 590 to 311.1 °C |
| Solubility | less than 1 mg/mL at 66 °F (NTP, 1992) |
Chemical Identifiers
| CAS Number | 6041-94-7 |
|---|---|
| SMILES | C1=CC=C(C=C1)NC(=O)C2=CC3=CC=CC=C3C(=C2O)N=NC4=C(C=CC(=C4)Cl)Cl |
| InChIKey | HXJSTOXKASOAQW-UHFFFAOYSA-N |
Product Overview
Pigment Red 2 (CAS 6041-94-7), with molecular formula C23H15Cl2N3O2 and molecular weight 435.05 g/mol. IUPAC: 4-[(2,5-dichlorophenyl)diazenyl]-3-hydroxy-N-phenylnaphthalene-2-carboxamide.
Chemical Property Profile of Pigment Red 2
Property Insights of Pigment Red 2
The XLogP value of 7.2 indicates that Pigment Red 2 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 74.1 Ų falls within the moderate polarity range, balancing permeability and solubility for Pigment Red 2. Following Lipinski's Rule of Five, Pigment Red 2 has 2 hydrogen bond donor(s) and 4 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of Pigment Red 2?
The CAS number of Pigment Red 2 is 6041-94-7.
What is the molecular formula of Pigment Red 2?
The molecular formula of Pigment Red 2 is C23H15Cl2N3O2.
What is the molecular weight of Pigment Red 2?
The molecular weight of Pigment Red 2 is 435.05 g/mol.
Where can I buy Pigment Red 2?
You can request a quote for Pigment Red 2 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Pigment Red 2?
Yes, KEHONG BIO provides custom synthesis services for Pigment Red 2 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.