Direct Yellow 27 structure

Direct Yellow 27

TL;DR: Direct Yellow 27 (CAS 10190-68-8) is a chemical compound with molecular formula C25H20N4Na2O9S3 and molecular weight 662.02 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

disodium;2-[4-[[1-(2-methoxyanilino)-1,3-dioxobutan-2-yl]diazenyl]-3-sulfonatophenyl]-6-methyl-1,3-benzothiazole-7-sulfonate

Also Known As: Direct Yellow 27, Helion Yellow 5G, Solar Flavine 5G, Fenaluz Yellow 4G, Hispaluz Yellow 5G

CAS: 10190-68-8
Molecular Formula C25H20N4Na2O9S3
Molecular Weight 662.02 g/mol
LogP -2.22
Topological Polar Surface Area 252.0 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 13
Rotatable Bonds 7
Exact Mass 662.0188
Heavy Atoms 43
Complexity 1180.0

Chemical Identifiers

CAS Number 10190-68-8
SMILES CC1=C(C2=C(C=C1)N=C(S2)C3=CC(=C(C=C3)N=NC(C(=O)C)C(=O)NC4=CC=CC=C4OC)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
InChIKey WLDNGJFRVWQASY-UHFFFAOYSA-L

Product Overview

Direct Yellow 27 (CAS 10190-68-8), with molecular formula C25H20N4Na2O9S3 and molecular weight 662.02 g/mol. IUPAC: disodium;2-[4-[[1-(2-methoxyanilino)-1,3-dioxobutan-2-yl]diazenyl]-3-sulfonatophenyl]-6-methyl-1,3-benzothiazole-7-sulfonate.

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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 Direct Yellow 27

XLogP
-2.22
TPSA (Topological Polar Surface Area)
252.0
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
13
Rotatable Bonds
7
Heavy Atoms
43
Complexity
1180.0
Exact Mass
662.0188
Monoisotopic Mass
662.0188
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 Yellow 27

The XLogP value of -2.22 indicates that Direct Yellow 27 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 252.0 Ų indicates high polarity, suggesting Direct Yellow 27 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Direct Yellow 27 has 1 hydrogen bond donor(s) and 13 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 Yellow 27?

The CAS number of Direct Yellow 27 is 10190-68-8.

What is the molecular formula of Direct Yellow 27?

The molecular formula of Direct Yellow 27 is C25H20N4Na2O9S3.

What is the molecular weight of Direct Yellow 27?

The molecular weight of Direct Yellow 27 is 662.02 g/mol.

Where can I buy Direct Yellow 27?

You can request a quote for Direct Yellow 27 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Direct Yellow 27?

Yes, KEHONG BIO provides custom synthesis services for Direct Yellow 27 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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