5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE structure

5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE

TL;DR: 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE (CAS 71432-00-3) is a chemical compound with molecular formula C19H10O2 and molecular weight 270.07 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

11-oxapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,12,14,16(20),17-nonaen-10-one

Also Known As: Chryseno[4,5-bcd]pyranone, 5H-Chryseno[4,5-bcd]pyran-5-one, 4-Oxabenzo[a]pyrene-5-one, 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE, 5H-4-Oxabenzo[a]pyrene-5-one

CAS: 71432-00-3
Molecular Formula C19H10O2
Molecular Weight 270.07 g/mol
LogP 5.2
Topological Polar Surface Area 26.3 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 2
Rotatable Bonds 0
Exact Mass 270.06808
Heavy Atoms 21
Complexity 445.0

Chemical Identifiers

CAS Number 71432-00-3
SMILES C1=CC=C2C3=C4C(=CC2=C1)C(=O)OC5=CC=CC(=C54)C=C3
InChIKey XNMMIBUNQVKUQC-UHFFFAOYSA-N

Product Overview

5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE (CAS 71432-00-3), with molecular formula C19H10O2 and molecular weight 270.07 g/mol. IUPAC: 11-oxapentacyclo[10.6.2.02,7.09,19.016,20]icosa-1(19),2,4,6,8,12,14,16(20),17-nonaen-10-one.

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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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Chemical Property Profile of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE

XLogP
5.2
TPSA (Topological Polar Surface Area)
26.3
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
21
Complexity
445.0
Exact Mass
270.06808
Monoisotopic Mass
270.06808
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE

The XLogP value of 5.2 indicates that 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 26.3 Ų, 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE has 0 hydrogen bond donor(s) and 2 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

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.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE?

The CAS number of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE is 71432-00-3.

What is the molecular formula of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE?

The molecular formula of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE is C19H10O2.

What is the molecular weight of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE?

The molecular weight of 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE is 270.07 g/mol.

Where can I buy 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE?

You can request a quote for 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE?

Yes, KEHONG BIO provides custom synthesis services for 5H-CHRYSENO(4,5-bcd)PYRAN-5-ONE and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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