Research chemical
CAS Number: 5542-28-9
Product details
For laboratory research and professional procurement workflows.
PubChem CID
21706
Exact Mass
836.048267
InChIKey
YOAHKNVSNCMZGQ-XPWFQUROSA-N
IUPAC Name
[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] [[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-hydroxyphosphoryl] hydrogen phosphate
SMILES String
C1=NC(=C2C(=N1)N(C=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)OP(=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)N5C=NC6=C(N=CN=C65)N)O)O)O)O)N
Catalog navigation
Linked by recorded structural or research relationships, not interchangeable products. Check the exact CAS, specification and availability on the linked product page.
Ap4A is identified by CAS 5542-28-9, with molecular formula C20H28N10O19P4, molecular weight 836.4, InChIKey YOAHKNVSNCMZGQ-XPWFQUROSA-N.
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
53
H-bond acceptors
29
H-bond donors
12
Rotatable bonds
14
Ring count
6
Aromatic rings
4
Topological polar surface area
433.97 Ų
Computed LogP
-2.45
Fragment-like structure rule
No
Lead-like structure rule
No
Drug-like structure rule
No
Structure family
phosphine ligand
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
Yes
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
Ap4A (CAS 5542-28-9) is maintained as a commercial cas reference with formula C20H28N10O19P4, molecular weight 836. 40 g/mol, PubChem CID 21706.
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, phosphine-ligand motif.
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.