DIRECT BLACK 19
TL;DR: DIRECT BLACK 19 (CAS 6428-31-5) is a chemical compound with molecular formula C34H27N13Na2O7S2 and molecular weight 839.14 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
disodium;(6Z)-4-amino-3-[[4-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-6-[[4-[(2,4-diaminophenyl)diazenyl]phenyl]hydrazinylidene]-5-oxonaphthalene-2,7-disulfonate
Also Known As: DIRECT BLACK 19, disodium (6Z)-4-amino-3-[[4-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-6-[[4-[(2,4-diaminophenyl)diazenyl]phenyl]hydrazinylidene]-5-oxonaphthalene-2,7-disulfonate, Disodium 4-amino-3,6-bis[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate
| Molecular Formula | C34H27N13Na2O7S2 |
|---|---|
| Molecular Weight | 839.14 g/mol |
| LogP | 0.3064 |
| Topological Polar Surface Area | 360.12 Ų |
| Hydrogen Bond Donors | 6 |
| Hydrogen Bond Acceptors | 20 |
| Rotatable Bonds | 10 |
| Exact Mass | 839.13934 |
| Heavy Atoms | 58 |
| Complexity | 2799.27 |
Chemical Identifiers
| CAS Number | 6428-31-5 |
|---|---|
| SMILES | C1=CC(=CC=C1N/N=C/2\C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)N=NC5=C(C=C(C=C5)N)N)S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC6=C(C=C(C=C6)N)N.[Na+].[Na+] |
Product Overview
DIRECT BLACK 19 (CAS 6428-31-5), with molecular formula C34H27N13Na2O7S2 and molecular weight 839.14 g/mol. IUPAC: disodium;(6Z)-4-amino-3-[[4-[(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-6-[[4-[(2,4-diaminophenyl)diazenyl]phenyl]hydrazinylidene]-5-oxonaphthalene-2,7-disulfonate.
Chemical Property Profile of DIRECT BLACK 19
Property Insights of DIRECT BLACK 19
The XLogP value of 0.3064 suggests moderate lipophilicity, balancing water solubility and membrane permeability for DIRECT BLACK 19. The TPSA of 360.12 Ų indicates high polarity, suggesting DIRECT BLACK 19 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, DIRECT BLACK 19 has 6 hydrogen bond donor(s) and 20 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of DIRECT BLACK 19?
The CAS number of DIRECT BLACK 19 is 6428-31-5.
What is the molecular formula of DIRECT BLACK 19?
The molecular formula of DIRECT BLACK 19 is C34H27N13Na2O7S2.
What is the molecular weight of DIRECT BLACK 19?
The molecular weight of DIRECT BLACK 19 is 839.14 g/mol.
Where can I buy DIRECT BLACK 19?
You can request a quote for DIRECT BLACK 19 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for DIRECT BLACK 19?
Yes, KEHONG BIO provides custom synthesis services for DIRECT BLACK 19 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.