Solochrome Black structure

Solochrome Black

TL;DR: Solochrome Black (CAS 654671-77-9) is a chemical compound with molecular formula C20H13N3O7S and molecular weight 439.05 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

3-hydroxy-4-[(1-hydroxynaphthalen-2-yl)diazenyl]-7-nitronaphthalene-1-sulfonic acid

Also Known As: Solochrome Black, Potting Black C, Chrome Black T, Chrome Black PB, Chrome Black TK

CAS: 654671-77-9
Molecular Formula C20H13N3O7S
Molecular Weight 439.05 g/mol
LogP 4.9745
Topological Polar Surface Area 162.69 Ų
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 8
Rotatable Bonds 4
Exact Mass 439.04742
Heavy Atoms 31
Complexity 1514.7822

Chemical Identifiers

CAS Number 654671-77-9
SMILES C1=CC=C2C(=C1)C=CC(=C2O)N=NC3=C4C=CC(=CC4=C(C=C3O)S(=O)(=O)O)[N+](=O)[O-]

Product Overview

Solochrome Black (CAS 654671-77-9), with molecular formula C20H13N3O7S and molecular weight 439.05 g/mol. IUPAC: 3-hydroxy-4-[(1-hydroxynaphthalen-2-yl)diazenyl]-7-nitronaphthalene-1-sulfonic acid.

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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 Solochrome Black

XLogP
4.9745
TPSA (Topological Polar Surface Area)
162.69
Hydrogen Bond Donors
3
Hydrogen Bond Acceptors
8
Rotatable Bonds
4
Heavy Atoms
31
Complexity
1514.7822
Exact Mass
439.04742
Monoisotopic Mass
439.04742
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 Solochrome Black

The XLogP value of 4.9745 indicates that Solochrome Black is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 162.69 Ų indicates high polarity, suggesting Solochrome Black may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Solochrome Black has 3 hydrogen bond donor(s) and 8 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 Solochrome Black?

The CAS number of Solochrome Black is 654671-77-9.

What is the molecular formula of Solochrome Black?

The molecular formula of Solochrome Black is C20H13N3O7S.

What is the molecular weight of Solochrome Black?

The molecular weight of Solochrome Black is 439.05 g/mol.

Where can I buy Solochrome Black?

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

Does KEHONG BIO offer custom synthesis for Solochrome Black?

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

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