C.I. Food Black 2
TL;DR: C.I. Food Black 2 (CAS 2118-39-0) is a chemical compound with molecular formula C26H15N5Na4O12S4 and molecular weight 808.92 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
tetrasodium;6-amino-4-hydroxy-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-2,7-disulfonate
Also Known As: C.I. Food Black 2, Food black 2, tetrasodium;6-amino-4-hydroxy-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-2,7-disulfonate, 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-((7-sulfo-4-((4-sulfophenyl)azo)-1-naphthalenyl)azo)-, tetrasodium salt, Tetrasodium 6-amino-4-hydroxy-3-((7-sulphonato-4-((4-sulphonatophenyl)azo)-1-naphthyl)azo)naphthalene-2,7-disulphonate
| Molecular Formula | C26H15N5Na4O12S4 |
|---|---|
| Molecular Weight | 808.92 g/mol |
| LogP | -7.92 |
| Topological Polar Surface Area | 352.0 Ų |
| Hydrogen Bond Donors | 2 |
| Hydrogen Bond Acceptors | 18 |
| Rotatable Bonds | 4 |
| Exact Mass | 808.91907 |
| Heavy Atoms | 51 |
| Complexity | 1490.0 |
Chemical Identifiers
| CAS Number | 2118-39-0 |
|---|---|
| SMILES | C1=CC(=CC=C1N=NC2=C3C=CC(=CC3=C(C=C2)N=NC4=C(C5=CC(=C(C=C5C=C4S(=O)(=O)[O-])S(=O)(=O)[O-])N)O)S(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+] |
| InChIKey | SMBAGGHBUKLZPQ-UHFFFAOYSA-J |
Product Overview
C.I. Food Black 2 (CAS 2118-39-0), with molecular formula C26H15N5Na4O12S4 and molecular weight 808.92 g/mol. IUPAC: tetrasodium;6-amino-4-hydroxy-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-2,7-disulfonate.
Chemical Property Profile of C.I. Food Black 2
Property Insights of C.I. Food Black 2
The XLogP value of -7.92 indicates that C.I. Food Black 2 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 352.0 Ų indicates high polarity, suggesting C.I. Food Black 2 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, C.I. Food Black 2 has 2 hydrogen bond donor(s) and 18 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of C.I. Food Black 2?
The CAS number of C.I. Food Black 2 is 2118-39-0.
What is the molecular formula of C.I. Food Black 2?
The molecular formula of C.I. Food Black 2 is C26H15N5Na4O12S4.
What is the molecular weight of C.I. Food Black 2?
The molecular weight of C.I. Food Black 2 is 808.92 g/mol.
Where can I buy C.I. Food Black 2?
You can request a quote for C.I. Food Black 2 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for C.I. Food Black 2?
Yes, KEHONG BIO provides custom synthesis services for C.I. Food Black 2 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.