Pyreno(2,1-b)thiophene structure

Pyreno(2,1-b)thiophene

TL;DR: Pyreno(2,1-b)thiophene (CAS 21709-39-7) is a chemical compound with molecular formula C18H10S and molecular weight 258.05 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

5-thiapentacyclo[9.6.2.02,6.08,18.015,19]nonadeca-1(18),2(6),3,7,9,11(19),12,14,16-nonaene

Also Known As: Pyreno(2,1-b)thiophene, pyrenothiophene, Pyreno[2,1-b]thiophene, 3,4:8,9-Dibenzpyrene, J1.075.621I

CAS: 21709-39-7
Molecular Formula C18H10S
Molecular Weight 258.05 g/mol
LogP 6.0
Topological Polar Surface Area 28.2 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 1
Rotatable Bonds 0
Exact Mass 258.05032
Heavy Atoms 19
Complexity 365.0

Chemical Identifiers

CAS Number 21709-39-7
SMILES C1=CC2=C3C(=C1)C=CC4=C3C(=CC5=C4C=CS5)C=C2
InChIKey KBGGQFXYUZPGSX-UHFFFAOYSA-N

Patent-Derived Application Labels

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

Lubricants & Additives (2 patents)

Product Overview

Pyreno(2,1-b)thiophene (CAS 21709-39-7), with molecular formula C18H10S and molecular weight 258.05 g/mol. IUPAC: 5-thiapentacyclo[9.6.2.02,6.08,18.015,19]nonadeca-1(18),2(6),3,7,9,11(19),12,14,16-nonaene.

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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 Pyreno(2,1-b)thiophene

XLogP
6.0
TPSA (Topological Polar Surface Area)
28.2
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
19
Complexity
365.0
Exact Mass
258.05032
Monoisotopic Mass
258.05032
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 Pyreno(2,1-b)thiophene

The XLogP value of 6.0 indicates that Pyreno(2,1-b)thiophene is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 28.2 Ų, Pyreno(2,1-b)thiophene exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Pyreno(2,1-b)thiophene has 0 hydrogen bond donor(s) and 1 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 Pyreno(2,1-b)thiophene?

The CAS number of Pyreno(2,1-b)thiophene is 21709-39-7.

What is the molecular formula of Pyreno(2,1-b)thiophene?

The molecular formula of Pyreno(2,1-b)thiophene is C18H10S.

What is the molecular weight of Pyreno(2,1-b)thiophene?

The molecular weight of Pyreno(2,1-b)thiophene is 258.05 g/mol.

Where can I buy Pyreno(2,1-b)thiophene?

You can request a quote for Pyreno(2,1-b)thiophene directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Pyreno(2,1-b)thiophene?

Yes, KEHONG BIO provides custom synthesis services for Pyreno(2,1-b)thiophene and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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