2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- structure

2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-

TL;DR: 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- (CAS 67377-25-7) is a chemical compound with molecular formula C18H11NO5 and molecular weight 321.06 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

4-(2-nitrophenyl)-7-prop-2-ynoxychromen-2-one

Also Known As: 4-o-Nitrophenyl-7-propargyloxy-cumarin, 4-o-Nitrophenyl-7-propargyloxy-cumarin [German], 4-o-nitrophenyl-7-propargyloxy-coumarin, 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-, 4-(2-Nitrophenyl)-7-(2-propynyloxy)-2H-1-benzopyran-2-one

CAS: 67377-25-7
Molecular Formula C18H11NO5
Molecular Weight 321.06 g/mol
LogP 3.3802
Topological Polar Surface Area 82.58 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 5
Rotatable Bonds 4
Exact Mass 321.06372
Heavy Atoms 24
Complexity 1029.4939

Chemical Identifiers

CAS Number 67377-25-7
SMILES C#CCOC1=CC2=C(C=C1)C(=CC(=O)O2)C3=CC=CC=C3[N+](=O)[O-]

Product Overview

2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- (CAS 67377-25-7), with molecular formula C18H11NO5 and molecular weight 321.06 g/mol. IUPAC: 4-(2-nitrophenyl)-7-prop-2-ynoxychromen-2-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 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-

XLogP
3.3802
TPSA (Topological Polar Surface Area)
82.58
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
5
Rotatable Bonds
4
Heavy Atoms
24
Complexity
1029.4939
Exact Mass
321.06372
Monoisotopic Mass
321.06372
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 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-

The XLogP value of 3.3802 indicates that 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 82.58 Ų falls within the moderate polarity range, balancing permeability and solubility for 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-. Following Lipinski's Rule of Five, 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- has 0 hydrogen bond donor(s) and 5 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 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-?

The CAS number of 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- is 67377-25-7.

What is the molecular formula of 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-?

The molecular formula of 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- is C18H11NO5.

What is the molecular weight of 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-?

The molecular weight of 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- is 321.06 g/mol.

Where can I buy 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-?

You can request a quote for 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)-?

Yes, KEHONG BIO provides custom synthesis services for 2H-1-Benzopyran-2-one, 4-(2-nitrophenyl)-7-(2-propynyloxy)- and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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