Patent Blue V sodiumProduct ingredient for Patent Blue

Name
Patent Blue V sodium
Drug Entry
Patent Blue

Patent blue is aniline dye and it is one of the most common dyes used.1 It is a sodium or calcium salt of diethylammonium hydroxide inner salt.2 It has the chemical designation of (4-(alpha-(p-(diethylamino)phenyl)-2,4-disulfobenzylidene)-2,5-cyclohexadiene-1-ylidene)diethylammonium hydroxide. Patent blue was developed by Guerbet and approved by Health Canada on December 31, 1979.5 The isomer isosulphan is used in the United States for the same indications than patent blue.2

Accession Number
DBSALT002622
Structure
Synonyms
Patent Blue sodium
UNII
9ZL680Q9Z5
CAS Number
20262-76-4
Weight
Average: 582.66
Monoisotopic: 582.14703797
Chemical Formula
C27H31N2NaO7S2
InChI Key
PMLFOMWMYRKZRF-UHFFFAOYSA-M
InChI
InChI=1S/C27H32N2O7S2.Na/c1-5-28(6-2)21-13-9-19(10-14-21)27(20-11-15-22(16-12-20)29(7-3)8-4)23-17-24(30)26(38(34,35)36)18-25(23)37(31,32)33;/h9-18H,5-8H2,1-4H3,(H2-,30,31,32,33,34,35,36);/q;+1/p-1
IUPAC Name
sodium (2-{[4-(diethylamino)phenyl][4-(diethyliminiumyl)cyclohexa-2,5-dien-1-ylidene]methyl}-4-oxo-5-sulfocyclohexa-2,5-dien-1-ylidene)(hydroxy)-lambda6-sulfanoylolate
SMILES
[Na+].CCN(CC)C1=CC=C(C=C1)C(=C1C=CC(C=C1)=[N+](CC)CC)C1=CC(=O)C(=CC1=S(O)([O-])=O)S([O-])(=O)=O
ChemSpider
8091973
Predicted Properties
PropertyValueSource
Water Solubility0.000471 mg/mLALOGPS
logP0.07ALOGPS
logP-0.89Chemaxon
logS-6.1ALOGPS
pKa (Strongest Acidic)-1.1Chemaxon
pKa (Strongest Basic)5.32Chemaxon
Physiological Charge-1Chemaxon
Hydrogen Acceptor Count8Chemaxon
Hydrogen Donor Count1Chemaxon
Polar Surface Area140.88 Å2Chemaxon
Rotatable Bond Count8Chemaxon
Refractivity164.93 m3·mol-1Chemaxon
Polarizability58.5 Å3Chemaxon
Number of Rings3Chemaxon
Bioavailability1Chemaxon
Rule of FiveNoChemaxon
Ghose FilterNoChemaxon
Veber's RuleNoChemaxon
MDDR-like RuleYesChemaxon