Gossypetin 3,8,3'-trimethyl ether

Cat. No. B1649306

CAS RN: 14965-08-3

M. Wt: 360.3 g/mol

InChI Key: XZGZRRSEIISPEP-UHFFFAOYSA-N

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Overview

1. Description

5. Retrosynthesis analysis

2. Scientific research applications

6. Citations

3. Safety and hazards

7. Disclaimer

4. Properties

Description

Gossypetin 3,8,3’-trimethyl ether is a flavonol, a type of flavonoid. It has been isolated from the flowers and the calyx of Hibiscus sabdariffa (roselle) and exhibits a strong antibacterial activity. It is a novel MKK3 and MKK6 inhibitor that suppresses esophageal cancer growth in vitro and in vivo.

Synthesis Analysis

The synthesis of Gossypetin 3,8,3’-trimethyl ether involves the enzyme 8-hydroxyquercetin 8-O-methyltransferase, which uses S-adenosyl methionine and gossypetin to produce S-adenosylhomocysteine and 3,5,7,3’,4’-pentahydroxy-8-methoxyflavone.

Molecular Structure Analysis

The Gossypetin 3,8,3’-trimethyl ether molecule contains a total of 44 bond(s). There are 28 non-H bond(s), 14 multiple bond(s), 4 rotatable bond(s), 2 double bond(s), 12 aromatic bond(s), 3 six-membered ring(s), 1 ten-membered ring(s), 1 ketone(s) (aromatic), 3 aromatic hydroxyl(s), 1 ether(s) (aliphatic), and 3 ether(s) (aromatic).

Chemical Reactions Analysis

Gossypetin 3,8,3’-trimethyl ether is an aromatic compound that undergoes various chemical reactions. It is a flavone that can be converted into a hydroxyflavone.

Physical And Chemical Properties Analysis

Gossypetin 3,8,3’-trimethyl ether is a molecule with a total of 42 atoms, including 16 Hydrogen atoms, 18 Carbon atoms, and 8 Oxygen atoms. It contains a total of 44 bonds, including 28 non-H bonds, 14 multiple bonds, 4 rotatable bonds, 2 double bonds, 12 aromatic bonds, 3 six-membered rings, 1 ten-membered ring, 1 aromatic ketone, 3 aromatic hydroxyls, 1 aliphatic ether, and 3 aromatic ethers.

Scientific Research Applications

Isolation and Characterization

Gossypetin 3,8,3'-trimethyl ether, a flavonoid, has been isolated from various plant sources, including Picnomon acarna and Eugenia edulis. Its structure was elucidated using chemical and spectroscopic methods (Souleles & Laskaris, 1988); (Hussein et al., 2003).

Occurrence in Plant Species

This compound has been identified in the lipophilic exudate of Calceolaria irazuensis leaf glands, along with other rare 8-methoxy flavonoids. Trace amounts of flavonoid aglycones have been found in the leaf exudates of other Calceolaria species as well (Wollenweber et al., 1989).

Taxonomic Significance

Gossypetin derivatives like 3,8,3'-trimethyl ether serve as taxonomic markers in higher plants. Their presence and distribution in various plant species, such as in the Leguminosae, Ericaceae, and Papaveraceae families, assist in plant classification and understanding phylogenetic relationships (Harborne, 1969).

Role in Plant Pigmentation

Studies have found the presence of gossypetin methyl ethers, including 3,8,3'-trimethyl ether, in flower pigmentation. For example, gossypetin 7-methyl ether 3-rutinoside has been characterized as a yellow flower pigment in Ruta graveolens (Harborne & Boardley, 1983).

Chemical Synthesis and Transformations

The synthesis of gossypetin 3,8,3'-trimethyl ether and its derivatives has been explored, providing insights into the chemical properties and potential applications of these flavonoids in various fields, including medicinal chemistry and botany (Rajagopalan et al., 1949).

Safety And Hazards

Gossypetin 3,8,3’-trimethyl ether is classified as Eye Irritant 2, Skin Irritant 2, and STOT SE 3. It targets the respiratory system.

properties

IUPAC Name	5,7-dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,8-dimethoxychromen-4-one	Source
Source	PubChem
URL	https://pubchem.ncbi.nlm.nih.gov
Description	Data deposited in or computed by PubChem

InChI	InChI=1S/C18H16O8/c1-23-12-6-8(4-5-9(12)19)15-18(25-3)14(22)13-10(20)7-11(21)16(24-2)17(13)26-15/h4-7,19-21H,1-3H3	Source
Source	PubChem
URL	https://pubchem.ncbi.nlm.nih.gov
Description	Data deposited in or computed by PubChem

InChI Key	XZGZRRSEIISPEP-UHFFFAOYSA-N	Source
Source	PubChem
URL	https://pubchem.ncbi.nlm.nih.gov
Description	Data deposited in or computed by PubChem

Canonical SMILES	COC1=C(C=CC(=C1)C2=C(C(=O)C3=C(O2)C(=C(C=C3O)O)OC)OC)O	Source
Source	PubChem
URL	https://pubchem.ncbi.nlm.nih.gov
Description	Data deposited in or computed by PubChem

Molecular Formula	C18H16O8	Source
Source	PubChem
URL	https://pubchem.ncbi.nlm.nih.gov
Description	Data deposited in or computed by PubChem

DSSTOX Substance ID	DTXSID10933693	Source
Record name	5,7-Dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,8-dimethoxy-4H-1-benzopyran-4-one
Source	EPA DSSTox
URL	https://comptox.epa.gov/dashboard/DTXSID10933693
Description	DSSTox provides a high quality public chemistry resource for supporting improved predictive toxicology.

Molecular Weight	360.3 g/mol	Source
Source	PubChem
URL	https://pubchem.ncbi.nlm.nih.gov
Description	Data deposited in or computed by PubChem

Product Name	Gossypetin 3,8,3'-trimethyl ether
CAS RN	14965-08-3	Source
Record name	Gossypetin 3,8,3'-trimethyl ether
Source	ChemIDplus
URL	https://pubchem.ncbi.nlm.nih.gov/substance/?source=chemidplus&sourceid=0014965083
Description	ChemIDplus is a free, web search system that provides access to the structure and nomenclature authority files used for the identification of chemical substances cited in National Library of Medicine (NLM) databases, including the TOXNET system.

Record name	5,7-Dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,8-dimethoxy-4H-1-benzopyran-4-one
Source	EPA DSSTox
URL	https://comptox.epa.gov/dashboard/DTXSID10933693
Description	DSSTox provides a high quality public chemistry resource for supporting improved predictive toxicology.

Record name	Gossypetin 3,8,3'-trimethyl ether
Source	FDA Global Substance Registration System (GSRS)
URL	https://gsrs.ncats.nih.gov/ginas/app/beta/substances/RR3F75GKR3
Description	The FDA Global Substance Registration System (GSRS) enables the efficient and accurate exchange of information on what substances are in regulated products. Instead of relying on names, which vary across regulatory domains, countries, and regions, the GSRS knowledge base makes it possible for substances to be defined by standardized, scientific descriptions.
Explanation	Unless otherwise noted, the contents of the FDA website (www.fda.gov), both text and graphics, are not copyrighted. They are in the public domain and may be republished, reprinted and otherwise used freely by anyone without the need to obtain permission from FDA. Credit to the U.S. Food and Drug Administration as the source is appreciated but not required.

Retrosynthesis Analysis

AI-Powered Synthesis Planning: Our tool employs the Template_relevance Pistachio, Template_relevance Bkms_metabolic, Template_relevance Pistachio_ringbreaker, Template_relevance Reaxys, Template_relevance Reaxys_biocatalysis model, leveraging a vast database of chemical reactions to predict feasible synthetic routes.

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Accurate Predictions: Utilizing the extensive PISTACHIO, BKMS_METABOLIC, PISTACHIO_RINGBREAKER, REAXYS, REAXYS_BIOCATALYSIS database, our tool offers high-accuracy predictions, reflecting the latest in chemical research and data.

Strategy Settings

Precursor scoring	Relevance Heuristic
Min. plausibility	0.01
Model	Template_relevance
Template Set	Pistachio/Bkms_metabolic/Pistachio_ringbreaker/Reaxys/Reaxys_biocatalysis
Top-N result to add to graph	6