Win 44577 structure

Win 44577

(1S,2R,13S,14S,17R,18S,20S)-17-ethynyl-7-(4-fluorophenyl)-2,18-dimethyl-6,7-diazapentacyclo[11.7.0.02,10.04,8.014,18]icosa-4(8),5,9-triene-17,20-diol

Also Known As: Win 44577|Win-44577|2'-(4-Fluorophenyl)2'H-pregna-2,4-dien-20-yno(3,2c)pyrazol-11,17-diol|(1S,2R,13S,14S,17R,18S,20S)-17-Ethynyl-7-(4-fluorophenyl)-2,18-dimethyl-6,7-diazapentacyclo[11.7.0.02,10.04,8.014,18]icosa-4(8),5,9-triene-17,20-diol|2'H-Pregna-2,4-dien-20-yno(3,2-c)pyrazole-11,17-diol, 2'-(4-fluorophenyl)-, (11beta,17alpha)-|(1R,3aS,3bS,10aR,10bS,11S,12aS)-1-ethynyl-7-(4-fluorophenyl)-10a,12a-dimethyl-1,2,3,3a,3b,4,5,7,10,10a,10b,11,12,12a-tetradecahydrocyclopenta[5,6]naphtho[1,2-f]indazole-1,11-diol|1-Ethynyl-7-(4-fluorophenyl)-10a,12a-dimethyl-1,2,3,3a,3b,4,5,7,10,10a,10b,11,12,12a-tetradecahydrocyclopenta[5,6]naphtho[1,2-f]indazole-1,11-diol

CAS: 98640-98-3
Molecular Formula C28H31FN2O2
Molecular Weight 446.23697 g/mol
LogP 4.3
Topological Polar Surface Area 58.3 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 4
Rotatable Bonds 2
Exact Mass 446.23697
Monoisotopic Mass 446.23697
Heavy Atoms 33
Complexity 890.0

Chemical Identifiers

CAS Number 98640-98-3
SMILES C[C@]12C[C@@H]([C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=CC5=C(C[C@]34C)C=NN5C6=CC=C(C=C6)F)O
InChIKey CPIBWHAJWLRDNO-JNIWZSOOSA-N

Product Overview

Win 44577 (CAS 98640-98-3), with molecular formula C28H31FN2O2 and molecular weight 446.23697 g/mol. IUPAC: (1S,2R,13S,14S,17R,18S,20S)-17-ethynyl-7-(4-fluorophenyl)-2,18-dimethyl-6,7-diazapentacyclo[11.7.0.02,10.04,8.014,18]icosa-4(8),5,9-triene-17,20-diol.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
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Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
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