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

Details

Stereochemistry ACHIRAL
Molecular Formula C16H11N2O4S.Na
Molecular Weight 350.324
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 1
Charge 0

SHOW SMILES / InChI
Structure of ACID ORANGE 20

SMILES

[Na+].OC1=C2C=CC=CC2=C(C=C1)\N=N\C3=CC=C(C=C3)S([O-])(=O)=O

InChI

InChIKey=AZLXCBPKSXFMET-ZAGWXBKKSA-M
InChI=1S/C16H12N2O4S.Na/c19-16-10-9-15(13-3-1-2-4-14(13)16)18-17-11-5-7-12(8-6-11)23(20,21)22;/h1-10,19H,(H,20,21,22);/q;+1/p-1/b18-17+;

HIDE SMILES / InChI
Acid Orange 20 is an azodye. Used for wool, silk fiber dyeing, etc. Also used in leather dyeing and indicator.

Approval Year

Name Type Language
ACID ORANGE 20
Common Name English
FD&C ORANGE NO. 1 (DELISTED)
Common Name English
A.F. ORANGE NO. 1
Common Name English
.ALPHA.-NAPHTHOL ORANGE
Common Name English
ACID LEATHER ORANGE I
Common Name English
ORANGE I [MI]
Common Name English
TROPAEOLIN 1
Common Name English
C.I. ACID ORANGE 20
HSDB  
Common Name English
ORANGE I
MI  
Common Name English
JAPAN ORANGE 1
Common Name English
4-(P-SULFOPHENYLAZO)-1-NAPHTHOL, SODIUM SALT
Common Name English
YELLOW 404
Common Name English
BENZENESULFONIC ACID, 4-((4-HYDROXY-1-NAPHTHALENYL)AZO)-,MONOSODIUM SALT
Systematic Name English
C.I. ACID ORANGE 20 [HSDB]
Common Name English
CI ACID ORANGE 20 [IARC]
Common Name English
4-((4-HYDROXY-1-NAPHTHALENYL)AZO)BENZENESULFONIC ACID, MONOSODIUM SALT
Common Name English
BENZENESULFONIC ACID, 4-(2-(4-HYDROXY-1- NAPHTHALENYL)DIAZENYL)-, SODIUM SALT
Systematic Name English
EXT D AND C ORANGE NO. 3
Common Name English
SODIUM 4-((4-HYDROXY-1-NAPHTHYL)AZO)BENZENESULPHONATE
Systematic Name English
NSC-10449
Code English
NAPHTHOL ORANGE
Common Name English
Code System Code Type Description
NSC
10449
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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MERCK INDEX
m8222
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
PRIMARY Merck Index
CAS
523-44-4
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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EPA CompTox
DTXSID50883421
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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WIKIPEDIA
Acid orange 20
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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HSDB
5493
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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FDA UNII
W9Q9OB858O
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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RXCUI
2375722
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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ECHA (EC/EINECS)
208-346-6
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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DAILYMED
W9Q9OB858O
Created by admin on Fri Dec 15 18:33:11 GMT 2023 , Edited by admin on Fri Dec 15 18:33:11 GMT 2023
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