Usnic acid, (R)- structure

Usnic acid, (R)-

TL;DR: Usnic acid, (R)- (CAS 76478-28-9) is a chemical compound with molecular formula C18H16O7 and molecular weight 344.09 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(9bR)-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzofuran-1-one

Also Known As: (+)-Usnic acid, d-Usninic acid, d-Usnic acid, (R)-Usnic acid, usnic acid

CAS: 76478-28-9
Molecular Formula C18H16O7
Molecular Weight 344.09 g/mol
LogP 2.1
Topological Polar Surface Area 121.0 Ų
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 7
Rotatable Bonds 2
Exact Mass 344.0896
Heavy Atoms 25
Complexity 734.0

Chemical Identifiers

CAS Number 76478-28-9
SMILES CC1=C(C(=C2C(=C1O)[C@@]3(C(=CC(=C(C3=O)C(=O)C)O)O2)C)C(=O)C)O
InChIKey WEYVVCKOOFYHRW-SFHVURJKSA-N

Patent-Derived Application Labels

Derived from 1 IPC patent classification(s) across the SureChEMBL global patent database.

Pharmaceutical Intermediates (4 patents)

Product Overview

Usnic acid, (R)- (CAS 76478-28-9), with molecular formula C18H16O7 and molecular weight 344.09 g/mol. IUPAC: (9bR)-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzofuran-1-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.
View MSDS →

Chemical Property Profile of Usnic acid, (R)-

XLogP
2.1
TPSA (Topological Polar Surface Area)
121.0
Hydrogen Bond Donors
3
Hydrogen Bond Acceptors
7
Rotatable Bonds
2
Heavy Atoms
25
Complexity
734.0
Exact Mass
344.0896
Monoisotopic Mass
344.0896
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 Usnic acid, (R)-

The XLogP value of 2.1 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Usnic acid, (R)-. The TPSA of 121.0 Ų falls within the moderate polarity range, balancing permeability and solubility for Usnic acid, (R)-. Following Lipinski's Rule of Five, Usnic acid, (R)- has 3 hydrogen bond donor(s) and 7 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

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 Usnic acid, (R)-?

The CAS number of Usnic acid, (R)- is 76478-28-9.

What is the molecular formula of Usnic acid, (R)-?

The molecular formula of Usnic acid, (R)- is C18H16O7.

What is the molecular weight of Usnic acid, (R)-?

The molecular weight of Usnic acid, (R)- is 344.09 g/mol.

Where can I buy Usnic acid, (R)-?

You can request a quote for Usnic acid, (R)- directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Usnic acid, (R)-?

Yes, KEHONG BIO provides custom synthesis services for Usnic acid, (R)- and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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