Tectochrysin

Base Information

• Chemical Name: Tectochrysin
• CAS No.: 520-28-5
• Molecular Formula: C16H12O4
• Molecular Weight: 268.269
• Hs Code.: 29145090
• UNII: 9UBO28W2AK
• ChEMBL ID: CHEMBL164841
• DSSTox Substance ID: DTXSID40199962
• Metabolomics Workbench ID: 23275
• Nikkaji Number: J61.252I
• NSC Number: 80687
• Wikidata: Q3516969
• Wikipedia: Techtochrysin
• Mol file: 520-28-5.mol

Synonyms:tectochrysin

Chemical Property of Tectochrysin

Chemical Property:

• Vapor Pressure: 4E-10mmHg at 25°C
• Melting Point: 166-168 °C
• Refractive Index: 1.641
• Boiling Point: 487.4 °C at 760 mmHg
• PKA: 6.34±0.40(Predicted)
• Flash Point: 186.8 °C
• PSA: 59.67000
• Density: 1.329 g/cm³
• LogP: 3.17420
• Storage Temp.: 2-8°C
• XLogP3: 2.4
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 268.07355886
• Heavy Atom Count: 20
• Complexity: 397

Purity/Quality:

98%,99%, ^*data from raw suppliers

5-Hydroxy-7-methoxy-2-phenyl-4H-chromen-4-one ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

Useful:

• Canonical SMILES: COC1=CC(=C2C(=C1)OC(=CC2=O)C3=CC=CC=C3)O

Technology Process of Tectochrysin

There total 25 articles about Tectochrysin which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 90.0%

Dimethyl-chrysin (21392-57-4) → tectochrysine (520-28-5)

Guidance literature:

With boron tribromide; In dichloromethane; at 0 ℃; for 2h; Inert atmosphere;

DOI:10.1021/acs.organomet.9b00629

Reference yield: 79.0%

5,7-dihydroxy-2-phenyl-chromen-4-one (480-40-0) + dimethyl sulfate (77-78-1) → tectochrysine (520-28-5)

Guidance literature:

With potassium carbonate; In acetone; for 1h; Reflux;

DOI:10.1016/j.ica.2019.01.003

Reference yield: 70.0%

5,7-dihydroxy-2-phenyl-chromen-4-one (480-40-0) + carbonic acid dimethyl ester (616-38-6) → tectochrysine (520-28-5) + Dimethyl-chrysin (21392-57-4)

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene; at 90 ℃; for 48h;

DOI:10.3390/molecules16021418

upstream raw materials:

diazomethane

5,7-dihydroxy-2-phenyl-chromen-4-one

dimethyl sulfate

methyl iodide

Downstream raw materials:

acetic acid

acetophenone

benzoic acid

7-methoxy-2-phenyl-4H-1-benzopyran-4,5,8-trione

Refernces

• 1、 Chang, Meng-Yang,Tsai, Min-Chen,Lin, Chun-Yi. "A novel one-pot synthesis of flavones". . p. 11655 - 11662. Retrieved 2021/03/31.
• 2、 -. "PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING DIABETES COMPLICATIONS COMPRISING NOVEL CHRYSIN DERIVATIVE COMPOUND AS ACTIVE INGREDIENT". Paragraph 0042; 0047-0049. . Retrieved 2020/12/16.