4-Demethyl-6,7-demethylene-1-epipodophyllotoxin structure

4-Demethyl-6,7-demethylene-1-epipodophyllotoxin

TL;DR: 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin (CAS 138456-91-4) is a chemical compound with molecular formula C20H20O8 and molecular weight 388.12 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(3aR,4S,9R,9aR)-4,6,7-trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-3a,4,9,9a-tetrahydro-3H-benzo[f][2]benzofuran-1-one

Also Known As: Podophyllotoxin Impurity 2, 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin, (3aR,4S,9R,9aR)-4,6,7-Trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-3a,4,9,9a-tetrahydronaphtho(2,3-c)furan-1(3H)-one, (3aR,4S,9R,9aR)-4,6,7-Trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-3a,4,9,9a-tetrahydronaphtho[2,3-c]furan-1(3H)-one, Naphtho(2,3-c)furan-1(3H)-one, 3a,4,9,9a-tetrahydro-4,6,7-trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-, (3aR-(3aalpha,4beta,9alpha,9abeta))-

CAS: 138456-91-4
Molecular Formula C20H20O8
Molecular Weight 388.12 g/mol
LogP 1.2
Topological Polar Surface Area 126.0 Ų
Hydrogen Bond Donors 4
Hydrogen Bond Acceptors 8
Rotatable Bonds 3
Exact Mass 388.1158
Heavy Atoms 28
Complexity 571.0

Chemical Identifiers

CAS Number 138456-91-4
SMILES COC1=CC(=CC(=C1O)OC)[C@H]2[C@@H]3[C@H](COC3=O)[C@@H](C4=CC(=C(C=C24)O)O)O
InChIKey SMPCOLOECPREKW-HQKIHSOMSA-N

Product Overview

4-Demethyl-6,7-demethylene-1-epipodophyllotoxin (CAS 138456-91-4), with molecular formula C20H20O8 and molecular weight 388.12 g/mol. IUPAC: (3aR,4S,9R,9aR)-4,6,7-trihydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-3a,4,9,9a-tetrahydro-3H-benzo[f][2]benzofuran-1-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.
View MSDS →

Chemical Property Profile of 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin

XLogP
1.2
TPSA (Topological Polar Surface Area)
126.0
Hydrogen Bond Donors
4
Hydrogen Bond Acceptors
8
Rotatable Bonds
3
Heavy Atoms
28
Complexity
571.0
Exact Mass
388.1158
Monoisotopic Mass
388.1158
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 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin

The XLogP value of 1.2 suggests moderate lipophilicity, balancing water solubility and membrane permeability for 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin. The TPSA of 126.0 Ų falls within the moderate polarity range, balancing permeability and solubility for 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin. Following Lipinski's Rule of Five, 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin has 4 hydrogen bond donor(s) and 8 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 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin?

The CAS number of 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin is 138456-91-4.

What is the molecular formula of 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin?

The molecular formula of 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin is C20H20O8.

What is the molecular weight of 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin?

The molecular weight of 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin is 388.12 g/mol.

Where can I buy 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin?

You can request a quote for 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin?

Yes, KEHONG BIO provides custom synthesis services for 4-Demethyl-6,7-demethylene-1-epipodophyllotoxin and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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