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

Details

Stereochemistry ACHIRAL
Molecular Formula C19H13ClN2O6S.2Na
Molecular Weight 478.814
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 1
Charge 0

SHOW SMILES / InChI
Structure of C.I. Pigment red 200

SMILES

[Na+].[Na+].CCC1=C(Cl)C=C(C(=C1)\N=N\C2=C3C=CC=CC3=CC(C([O-])=O)=C2O)S([O-])(=O)=O

InChI

InChIKey=RNLHZRYWZXYPAP-ZPZFBZIMSA-L
InChI=1S/C19H15ClN2O6S.2Na/c1-2-10-8-15(16(9-14(10)20)29(26,27)28)21-22-17-12-6-4-3-5-11(12)7-13(18(17)23)19(24)25;;/h3-9,23H,2H2,1H3,(H,24,25)(H,26,27,28);;/q;2*+1/p-2/b22-21+;;

HIDE SMILES / InChI

Approval Year

Name Type Language
C.I. Pigment red 200
Common Name English
C.I. 15867:1
Preferred Name English
2-NAPHTHOIC ACID, 4-((4-CHLORO-5-ETHYL-2-SULFOPHENYL)AZO)-3-HYDROXY-, DISODIUM SALT
Systematic Name English
CI PIGMENT RED 200
Common Name English
CI PIGMENT RED 200:1
Common Name English
CI 15867:1
Common Name English
C.I. PIGMENT RED 200:1
Common Name English
2-NAPHTHALENECARBOXYLIC ACID, 4-(2-(4-CHLORO-5-ETHYL-2-SULFOPHENYL)DIAZENYL)-3-HYDROXY-, SODIUM SALT (1:2)
Systematic Name English
Disodium 4-[(4-chloro-5-ethyl-2-sulfonatophenyl)azo]-3-hydroxy-2-naphthoate
Systematic Name English
2-NAPHTHALENECARBOXYLIC ACID, 4-((4-CHLORO-5-ETHYL-2-SULFOPHENYL)AZO)-3-HYDROXY-, DISODIUM SALT
Systematic Name English
Code System Code Type Description
EPA CompTox
DTXSID30889709
Created by admin on Mon Mar 31 19:06:39 GMT 2025 , Edited by admin on Mon Mar 31 19:06:39 GMT 2025
PRIMARY
ECHA (EC/EINECS)
250-902-5
Created by admin on Mon Mar 31 19:06:39 GMT 2025 , Edited by admin on Mon Mar 31 19:06:39 GMT 2025
PRIMARY
FDA UNII
Y8WU9C9E9D
Created by admin on Mon Mar 31 19:06:39 GMT 2025 , Edited by admin on Mon Mar 31 19:06:39 GMT 2025
PRIMARY
CAS
30425-34-4
Created by admin on Mon Mar 31 19:06:39 GMT 2025 , Edited by admin on Mon Mar 31 19:06:39 GMT 2025
ALTERNATIVE
CAS
32041-58-0
Created by admin on Mon Mar 31 19:06:39 GMT 2025 , Edited by admin on Mon Mar 31 19:06:39 GMT 2025
PRIMARY
PUBCHEM
135666589
Created by admin on Mon Mar 31 19:06:39 GMT 2025 , Edited by admin on Mon Mar 31 19:06:39 GMT 2025
PRIMARY