Research chemical
CAS Number: 20905-74-2
Product details
For laboratory research and professional procurement workflows.
PubChem CID
441688
Exact Mass
611.16121
InChIKey
RDFLLVCQYHQOBU-ZOTFFYTFSA-O
IUPAC Name
(2S,3R,4S,5S,6R)-2-[2-(3,4-dihydroxyphenyl)-7-hydroxy-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromenylium-5-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol
SMILES String
OC[C@H]1O[C@@H](Oc2cc3c(O[C@@H]4O[C@H](CO)[C@@H](O)[C@H](O)[C@H]4O)cc(O)cc3[o+]c2-c2ccc(O)c(O)c2)[C@H](O)[C@@H](O)[C@@H]1O
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.
Cyanin is identified by CAS 20905-74-2, with molecular formula C27H31O16+, molecular weight 611.5, InChIKey RDFLLVCQYHQOBU-ZOTFFYTFSA-O.
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
43
H-bond acceptors
16
H-bond donors
11
Rotatable bonds
7
Ring count
5
Aromatic rings
3
Topological polar surface area
270.75 Ų
Computed LogP
-2.14
Fragment-like structure rule
No
Lead-like structure rule
No
Drug-like structure rule
No
Structure family
other structure rule
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
No
N-heterocycle motif
No
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
Cyanin (CAS 20905-74-2) is maintained as a commercial cas reference with formula C27H31O16+, molecular weight 611. 50 g/mol, PubChem CID 441688.
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.
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.