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

Details

Stereochemistry ACHIRAL
Molecular Formula C22H16N6O9S2
Molecular Weight 572.527
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 2
Charge 0

SHOW SMILES / InChI
Structure of 4-AMINO-5-HYDROXY-3-((4-NITROPHENYL)AZO)-6-(PHENYLAZO)NAPHTHALENE-2,7-DISULFONIC ACID

SMILES

NC1=C(\N=N\C2=CC=C(C=C2)[N+]([O-])=O)C(=CC3=C1C(O)=C(\N=N\C4=CC=CC=C4)C(=C3)S(O)(=O)=O)S(O)(=O)=O

InChI

InChIKey=HKJKONMZMPUGHJ-BZHOXZENSA-N
InChI=1S/C22H16N6O9S2/c23-19-18-12(11-17(39(35,36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32,33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31/h1-11,29H,23H2,(H,32,33,34)(H,35,36,37)/b26-25+,27-24+

HIDE SMILES / InChI
Molecular Formula C22H16N6O9S2
Molecular Weight 572.527
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 2
Optical Activity NONE

Description

Naphthol Blue Black is a dye, used for the staining of western blot membrane for detection of all protein that are transferred to the membrane. It is also can be used as nucleic acid stain in SDS-Page gels.

Approval Year

Unknown
149124
PubMed

PubMed

TitleDatePubMed
Naphthol Blue Black and 99mTc-Labeled Mannosylated Human Serum Albumin (99mTc-MSA) Conjugate as a Multimodal Lymph Node Mapping Nanocarrier.
2018-09-11
Staining of proteins on gels: comparisons of dyes and procedures.
1983
Substance Class Chemical
Created
by admin
on Tue Apr 01 19:14:13 GMT 2025
Edited
by admin
on Tue Apr 01 19:14:13 GMT 2025
Record UNII
HCM26FKD98
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
4-AMINO-5-HYDROXY-3-((4-NITROPHENYL)AZO)-6-(PHENYLAZO)NAPHTHALENE-2,7-DISULFONIC ACID
Systematic Name English
2,7-NAPHTHALENEDISULFONIC ACID, 4-AMINO-5-HYDROXY-3-((4-NITROPHENYL)AZO)-6-(PHENYLAZO)-
Preferred Name English
2,7-NAPHTHALENEDISULPHONIC ACID, 4-AMINO-5-HYDROXY-3-(2-(4-NITROPHENYL)DIAZENYL)-6-(2-PHENYLDIAZENYL)-
Systematic Name English
2,7-NAPHTHALENEDISULPHONIC ACID, 4-AMINO-5-HYDROXY-3-((4-NITROPHENYL)AZO)-6-(PHENYLAZO)-
Systematic Name English
2,7-NAPHTHALENEDISULFONIC ACID, 4-AMINO-5-HYDROXY-3-(2-(4-NITROPHENYL)DIAZENYL)-6-(2-PHENYLDIAZENYL)-
Systematic Name English
4-AMINO-5-HYDROXY-3-((4-NITROPHENYL)AZO)-6-(PHENYLAZO)NAPHTHALENE-2,7-DISULPHONIC ACID
Systematic Name English
Code System Code Type Description
EPA CompTox
DTXSID4062852
Created by admin on Tue Apr 01 19:14:13 GMT 2025 , Edited by admin on Tue Apr 01 19:14:13 GMT 2025
PRIMARY
FDA UNII
HCM26FKD98
Created by admin on Tue Apr 01 19:14:13 GMT 2025 , Edited by admin on Tue Apr 01 19:14:13 GMT 2025
PRIMARY
ECHA (EC/EINECS)
221-501-2
Created by admin on Tue Apr 01 19:14:13 GMT 2025 , Edited by admin on Tue Apr 01 19:14:13 GMT 2025
PRIMARY
CAS
3121-74-2
Created by admin on Tue Apr 01 19:14:13 GMT 2025 , Edited by admin on Tue Apr 01 19:14:13 GMT 2025
PRIMARY
NIH
NCATS
PRIVACY NOTICE
ACCESSIBILITY
DISCLAIMER
HHS VULNERABILITY DISCLOSURE
For language access assistance, contact the NCATS Public Information Officer
National Center for Advancing Translational Sciences (NCATS),
6701 Democracy Boulevard, Bethesda MD 20892-4874 • 301-594-8966