1,8-Diethynylnaphthalene structure

1,8-Diethynylnaphthalene

TL;DR: 1,8-Diethynylnaphthalene (CAS 67665-34-3) is a chemical compound with molecular formula C14H8 and molecular weight 176.06 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

1,8-diethynylnaphthalene

Also Known As: 1,8-Diethynylnaphthalene, Naphthalene,1,8-diethynyl-, Naphthalene, 1,8-diethynyl-, 1,5-Diethynylnaphthalene, 1,8-Bisethynylnaphthalene

CAS: 67665-34-3
Molecular Formula C14H8
Molecular Weight 176.06 g/mol
LogP 3.7
Topological Polar Surface Area 0.0 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 0
Rotatable Bonds 2
Exact Mass 176.0626
Heavy Atoms 14
Complexity 264.0

Chemical Identifiers

CAS Number 67665-34-3
SMILES C#CC1=CC=CC2=C1C(=CC=C2)C#C
InChIKey IENBVLHUZUIOSC-UHFFFAOYSA-N

Product Overview

1,8-Diethynylnaphthalene (CAS 67665-34-3), with molecular formula C14H8 and molecular weight 176.06 g/mol. IUPAC: 1,8-diethynylnaphthalene.

🧪
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 1,8-Diethynylnaphthalene

XLogP
3.7
TPSA (Topological Polar Surface Area)
0.0
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
0
Rotatable Bonds
2
Heavy Atoms
14
Complexity
264.0
Exact Mass
176.0626
Monoisotopic Mass
176.0626
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 1,8-Diethynylnaphthalene

The XLogP value of 3.7 indicates that 1,8-Diethynylnaphthalene is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 0.0 Ų, 1,8-Diethynylnaphthalene exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 1,8-Diethynylnaphthalene has 0 hydrogen bond donor(s) and 0 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 1,8-Diethynylnaphthalene?

The CAS number of 1,8-Diethynylnaphthalene is 67665-34-3.

What is the molecular formula of 1,8-Diethynylnaphthalene?

The molecular formula of 1,8-Diethynylnaphthalene is C14H8.

What is the molecular weight of 1,8-Diethynylnaphthalene?

The molecular weight of 1,8-Diethynylnaphthalene is 176.06 g/mol.

Where can I buy 1,8-Diethynylnaphthalene?

You can request a quote for 1,8-Diethynylnaphthalene directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 1,8-Diethynylnaphthalene?

Yes, KEHONG BIO provides custom synthesis services for 1,8-Diethynylnaphthalene and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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