Research chemical
CAS Number: 2520114-41-2
Product details
For laboratory research and professional procurement workflows.
PubChem CID
139033061
Exact Mass
421.127385
InChIKey
LKWAXSOKGBBZRU-GFJTYIRWSA-N
IUPAC Name
(10R,11R,17R)-17-(1,3-benzodioxol-5-yl)-1-hydroxy-13-methyl-2,13,16-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-3,5,7-triene-9,12,15-trione
SMILES String
CN1CC(=O)N2[C@@H](C1=O)[C@H]1C(=O)c3ccccc3NC1(O)[C@H]2c1ccc2c(c1)OCO2
No physical property values available.
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.
Tadalafil EP Impurity E is identified by CAS 2520114-41-2, with molecular formula C22H19N3O6, molecular weight 421.4, InChIKey LKWAXSOKGBBZRU-GFJTYIRWSA-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.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
31
H-bond acceptors
9
H-bond donors
2
Rotatable bonds
1
Ring count
6
Aromatic rings
2
Topological polar surface area
108.41 Ų
Computed LogP
0.75
Fragment-like structure rule
No
Lead-like structure rule
No
Drug-like structure rule
Yes
Structure family
n heterocycle ligand
Precious metal motif
No
Transition metal motif
No
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
Tadalafil EP Impurity E (CAS 2520114-41-2) is maintained as a commercial cas reference with formula C22H19N3O6, molecular weight 421. 40 g/mol, PubChem CID 139033061.
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, drug-like rule profile.
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.