Acid Yellow 40 free acid
TL;DR: Acid Yellow 40 free acid (CAS 32674-42-3) is a chemical compound with molecular formula C23H19ClN4O7S2 and molecular weight 562.04 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
5-chloro-2-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-3-oxo-1H-pyrazol-2-yl]benzenesulfonic acid
Also Known As: Polar Yellow free acid, Acid Yellow 40 free acid, Milling yellow 3G (free acid), Milling yellow 3G acid form, 4-p-Hydroxybenzeneazo-1-p-chloro-O-sulfophenyl-3-methyl-5-hydroxypyrazole toluene-p-sulfonyl ester
| Molecular Formula | C23H19ClN4O7S2 |
|---|---|
| Molecular Weight | 562.04 g/mol |
| LogP | 4.86564 |
| Topological Polar Surface Area | 160.25 Ų |
| Hydrogen Bond Donors | 2 |
| Hydrogen Bond Acceptors | 8 |
| Rotatable Bonds | 7 |
| Exact Mass | 562.0384 |
| Heavy Atoms | 37 |
| Complexity | 1776.2389 |
Chemical Identifiers
| CAS Number | 32674-42-3 |
|---|---|
| SMILES | CC1=CC=C(C=C1)S(=O)(=O)OC2=CC=C(C=C2)N=NC3=C(NN(C3=O)C4=C(C=C(C=C4)Cl)S(=O)(=O)O)C |
Product Overview
Acid Yellow 40 free acid (CAS 32674-42-3), with molecular formula C23H19ClN4O7S2 and molecular weight 562.04 g/mol. IUPAC: 5-chloro-2-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-3-oxo-1H-pyrazol-2-yl]benzenesulfonic acid.
Chemical Property Profile of Acid Yellow 40 free acid
Property Insights of Acid Yellow 40 free acid
The XLogP value of 4.86564 indicates that Acid Yellow 40 free acid is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 160.25 Ų indicates high polarity, suggesting Acid Yellow 40 free acid may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Acid Yellow 40 free acid has 2 hydrogen bond donor(s) and 8 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of Acid Yellow 40 free acid?
The CAS number of Acid Yellow 40 free acid is 32674-42-3.
What is the molecular formula of Acid Yellow 40 free acid?
The molecular formula of Acid Yellow 40 free acid is C23H19ClN4O7S2.
What is the molecular weight of Acid Yellow 40 free acid?
The molecular weight of Acid Yellow 40 free acid is 562.04 g/mol.
Where can I buy Acid Yellow 40 free acid?
You can request a quote for Acid Yellow 40 free acid directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Acid Yellow 40 free acid?
Yes, KEHONG BIO provides custom synthesis services for Acid Yellow 40 free acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.