Research chemical
CAS Number: 15418-16-3
Product details
For laboratory research and professional procurement workflows.
PubChem CID
159757
Exact Mass
1113.763749
InChIKey
OKIWYOJOBJMUHM-UHFFFAOYSA-F
IUPAC Name
dicopper;tetrasodium;4-oxido-7-[[5-oxido-6-[(2-oxido-5-sulfonatophenyl)diazenyl]-7-sulfonatonaphthalen-2-yl]carbamoylamino]-3-[(2-oxido-5-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate
SMILES String
C1=CC2=C(C(=C(C=C2C=C1NC(=O)NC3=CC4=CC(=C(C(=C4C=C3)[O-])N=NC5=C(C=CC(=C5)S(=O)(=O)[O-])[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC6=C(C=CC(=C6)S(=O)(=O)[O-])[O-])[O-].[Na+].[Na+].[Na+].[Na+].[Cu+2].[Cu+2]
Catalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
Direct red 83 is identified by CAS 15418-16-3, with molecular formula C33H16Cu2N6Na4O17S4, molecular weight 1115.8, InChIKey OKIWYOJOBJMUHM-UHFFFAOYSA-F.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
Availability, pack size, lead time, and pricing are confirmed through RFQ.
Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.
No physical property values available.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
66
H-bond acceptors
23
H-bond donors
2
Rotatable bonds
10
Ring count
6
Aromatic rings
6
Topological polar surface area
411.61 Ų
Computed LogP
-9.61
Fragment-like structure rule
No
Lead-like structure rule
No
Drug-like structure rule
No
Structure family
transition metal catalyst or complex
Precious metal motif
No
Transition metal motif
Yes
Phosphine ligand motif
No
N-heterocycle motif
Yes
Boronic acid motif
No
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
Structural features
Direct red 83 (CAS 15418-16-3) is maintained as a commercial cas reference with formula C33H16Cu2N6Na4O17S4, molecular weight 1115. 80 g/mol, PubChem CID 159757.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Use this page for CAS identity lookup, internal catalog search, and commercial discovery workflows; structure-derived tags include nitrogen-containing heterocycle, transition-metal-containing structure.
Documentation needs
Review supplier documentation before handling; for research use only.
Safety and handling reference content is available through documentation requests.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.