3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran structure

3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran

TL;DR: 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran (CAS 135643-41-3) is a chemical compound with molecular formula C19H16OS and molecular weight 292.09 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

12-oxa-7-thiapentacyclo[11.8.0.02,10.05,9.014,19]henicosa-1(13),2(10),8,14,16,18,20-heptaene

Also Known As: 3,4-Tbnp, 3,4,5,13-Tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran, 3,4,5,13-tetrahydro-3H-2-benzothieno naphtho pyran, 3a,4,5,13-Tetrahydro-3H-naphtho[1,2-c]thieno[3,4-h][2]benzopyran, 3a,4,5,13-tetrahydro-3H-<2>benzothieno<5,4-d>naphtho<1,2-b>pyran

CAS: 135643-41-3
Molecular Formula C19H16OS
Molecular Weight 292.09 g/mol
LogP 3.4
Topological Polar Surface Area 34.5 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 2
Rotatable Bonds 0
Exact Mass 292.0922
Heavy Atoms 21
Complexity 506.0

Chemical Identifiers

CAS Number 135643-41-3
SMILES C1CC2=C(COC3=C2C=CC4=CC=CC=C43)C5=CSCC51
InChIKey YFDBDMQCAVZJDH-UHFFFAOYSA-N

Product Overview

3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran (CAS 135643-41-3), with molecular formula C19H16OS and molecular weight 292.09 g/mol. IUPAC: 12-oxa-7-thiapentacyclo[11.8.0.02,10.05,9.014,19]henicosa-1(13),2(10),8,14,16,18,20-heptaene.

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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 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran

XLogP
3.4
TPSA (Topological Polar Surface Area)
34.5
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
21
Complexity
506.0
Exact Mass
292.0922
Monoisotopic Mass
292.0922
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 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran

The XLogP value of 3.4 indicates that 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 34.5 Ų, 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran has 0 hydrogen bond donor(s) and 2 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 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran?

The CAS number of 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran is 135643-41-3.

What is the molecular formula of 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran?

The molecular formula of 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran is C19H16OS.

What is the molecular weight of 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran?

The molecular weight of 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran is 292.09 g/mol.

Where can I buy 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran?

You can request a quote for 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran?

Yes, KEHONG BIO provides custom synthesis services for 3,4,5,13-tetrahydro-3H-2-benzothieno(5,4-d)naphtho(1,2-b)pyran and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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