11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid structure

11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid

TL;DR: 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid (CAS 64019-03-0) is a chemical compound with molecular formula C13H8N2O3 and molecular weight 240.05 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

11-oxopyrido[2,1-b]quinazoline-2-carboxylic acid

Also Known As: Doqualast, Docualast, Doqualastum, Doqualast [INN], Docualast [Spanish]

CAS: 64019-03-0
Molecular Formula C13H8N2O3
Molecular Weight 240.05 g/mol
LogP 1.1
Topological Polar Surface Area 70.0 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 4
Rotatable Bonds 1
Exact Mass 240.0535
Heavy Atoms 18
Complexity 492.0

Chemical Identifiers

CAS Number 64019-03-0
SMILES C1=CC2=NC3=C(C=C(C=C3)C(=O)O)C(=O)N2C=C1
InChIKey HMZDSBSMNLBGIW-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 3 IPC patent classification(s) across the SureChEMBL global patent database.

Heterocyclic Building Blocks (8 patents) Organic Building Blocks (1 patents) Pharmaceutical Intermediates (61 patents)

Product Overview

11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid (CAS 64019-03-0), with molecular formula C13H8N2O3 and molecular weight 240.05 g/mol. IUPAC: 11-oxopyrido[2,1-b]quinazoline-2-carboxylic acid.

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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 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid

XLogP
1.1
TPSA (Topological Polar Surface Area)
70.0
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
4
Rotatable Bonds
1
Heavy Atoms
18
Complexity
492.0
Exact Mass
240.0535
Monoisotopic Mass
240.0535
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 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid

The XLogP value of 1.1 suggests moderate lipophilicity, balancing water solubility and membrane permeability for 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid. The TPSA of 70.0 Ų falls within the moderate polarity range, balancing permeability and solubility for 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid. Following Lipinski's Rule of Five, 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid has 1 hydrogen bond donor(s) and 4 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 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid?

The CAS number of 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid is 64019-03-0.

What is the molecular formula of 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid?

The molecular formula of 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid is C13H8N2O3.

What is the molecular weight of 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid?

The molecular weight of 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid is 240.05 g/mol.

Where can I buy 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid?

You can request a quote for 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid?

Yes, KEHONG BIO provides custom synthesis services for 11-Oxo-11H-pyrido(2,1-b)quinazoline-2-carboxylic acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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