U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Details

Stereochemistry ACHIRAL
Molecular Formula C22H16FN4O3S.Na.2H2O
Molecular Weight 494.471
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 1
Charge 0

SHOW SMILES / InChI
Structure of KUS-121 dihydrate

SMILES

O.O.[Na+].CC1=CC(F)=CC=C1C2=CC=C(C=N2)\N=N\C3=CC(=C4C=CC=CC4=C3N)S([O-])(=O)=O

InChI

InChIKey=XQCRGFXGQWMWGH-DTBIJOOYSA-M
InChI=1S/C22H17FN4O3S.Na.2H2O/c1-13-10-14(23)6-8-16(13)19-9-7-15(12-25-19)26-27-20-11-21(31(28,29)30)17-4-2-3-5-18(17)22(20)24;;;/h2-12H,24H2,1H3,(H,28,29,30);;2*1H2/q;+1;;/p-1/b27-26+;;;

HIDE SMILES / InChI

Molecular Formula C22H16FN4O3S
Molecular Weight 435.451
Charge -1
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 1
Optical Activity NONE

Molecular Formula H2O
Molecular Weight 18.0153
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Molecular Formula Na
Molecular Weight 22.98976928
Charge 1
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Approval Year

Substance Class Chemical
Created
by admin
on Wed Apr 02 15:25:40 GMT 2025
Edited
by admin
on Wed Apr 02 15:25:40 GMT 2025
Record UNII
79A6RUR6P3
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
KUS-121 dihydrate
Code English
KUS121 dihydrate
Preferred Name English
1-Naphthalenesulfonic acid, 4-amino-3-[(1E)-2-[6-(4-fluoro-2-methylphenyl)-3-pyridinyl]diazenyl]-, sodium salt, hydrate (1:1:2)
Systematic Name English
Classification Tree Code System Code
FDA ORPHAN DRUG 873422
Created by admin on Wed Apr 02 15:25:40 GMT 2025 , Edited by admin on Wed Apr 02 15:25:40 GMT 2025
Code System Code Type Description
CAS
2758653-24-4
Created by admin on Wed Apr 02 15:25:40 GMT 2025 , Edited by admin on Wed Apr 02 15:25:40 GMT 2025
ALTERNATIVE
CAS
2603172-24-1
Created by admin on Wed Apr 02 15:25:40 GMT 2025 , Edited by admin on Wed Apr 02 15:25:40 GMT 2025
PRIMARY
FDA UNII
79A6RUR6P3
Created by admin on Wed Apr 02 15:25:40 GMT 2025 , Edited by admin on Wed Apr 02 15:25:40 GMT 2025
PRIMARY
SMS_ID
300000046972
Created by admin on Wed Apr 02 15:25:40 GMT 2025 , Edited by admin on Wed Apr 02 15:25:40 GMT 2025
PRIMARY
Related Record Type Details
PARENT -> SALT/SOLVATE
ANHYDROUS->SOLVATE
Related Record Type Details
ACTIVE MOIETY