Direct Red 73 structure

Direct Red 73

TL;DR: Direct Red 73 (CAS 6460-01-1) is a chemical compound with molecular formula C38H25N6Na3O12S3 and molecular weight 922.04 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

trisodium;4-hydroxy-7-[[5-hydroxy-6-[(2-methylphenyl)diazenyl]-7-sulfonatonaphthalen-2-yl]carbamoylamino]-3-[(6-sulfonatonaphthalen-2-yl)diazenyl]naphthalene-2-sulfonate

Also Known As: Direct Red 73, Brilliant Paper Scarlet G, C.I. DIRECT RED 73, C.I. Direct Red 73, trisodium salt, 2-Naphthalenesulfonic acid, 4-hydroxy-7-((((5-hydroxy-6-(2-(2-methylphenyl)diazenyl)-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-(2-(6-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:3)

CAS: 6460-01-1
Molecular Formula C38H25N6Na3O12S3
Molecular Weight 922.04 g/mol
LogP -0.94
Topological Polar Surface Area 328.0 Ų
Hydrogen Bond Donors 4
Hydrogen Bond Acceptors 16
Rotatable Bonds 6
Exact Mass 922.0386
Heavy Atoms 62
Complexity 1850.0

Chemical Identifiers

CAS Number 6460-01-1
SMILES CC1=CC=CC=C1N=NC2=C(C=C3C=C(C=CC3=C2O)NC(=O)NC4=CC5=CC(=C(C(=C5C=C4)O)N=NC6=CC7=C(C=C6)C=C(C=C7)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
InChIKey ATRALPSKQPQOTB-UHFFFAOYSA-K

Product Overview

Direct Red 73 (CAS 6460-01-1), with molecular formula C38H25N6Na3O12S3 and molecular weight 922.04 g/mol. IUPAC: trisodium;4-hydroxy-7-[[5-hydroxy-6-[(2-methylphenyl)diazenyl]-7-sulfonatonaphthalen-2-yl]carbamoylamino]-3-[(6-sulfonatonaphthalen-2-yl)diazenyl]naphthalene-2-sulfonate.

🧪
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 Direct Red 73

XLogP
-0.94
TPSA (Topological Polar Surface Area)
328.0
Hydrogen Bond Donors
4
Hydrogen Bond Acceptors
16
Rotatable Bonds
6
Heavy Atoms
62
Complexity
1850.0
Exact Mass
922.0386
Monoisotopic Mass
922.0386
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 Direct Red 73

The XLogP value of -0.94 indicates that Direct Red 73 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 328.0 Ų indicates high polarity, suggesting Direct Red 73 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Direct Red 73 has 4 hydrogen bond donor(s) and 16 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 Direct Red 73?

The CAS number of Direct Red 73 is 6460-01-1.

What is the molecular formula of Direct Red 73?

The molecular formula of Direct Red 73 is C38H25N6Na3O12S3.

What is the molecular weight of Direct Red 73?

The molecular weight of Direct Red 73 is 922.04 g/mol.

Where can I buy Direct Red 73?

You can request a quote for Direct Red 73 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Direct Red 73?

Yes, KEHONG BIO provides custom synthesis services for Direct Red 73 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

🤖 科弘生物 AI 助手 ×
您好!我是 科弘生物 AI 助手。可以问我产品搜索、询价、样品或技术问题。如何帮助您?