7-Hydroxy-4,8-dimethyl-6-prop-2-enylchromen-2-one

Base Information

• Chemical Name: 7-Hydroxy-4,8-dimethyl-6-prop-2-enylchromen-2-one
• CAS No.: 3993-44-0
• Molecular Formula: C14H14O3
• Molecular Weight: 230.263
• DSSTox Substance ID: DTXSID501176801
• Nikkaji Number: J454.933C
• Wikidata: Q107968040
• Mol file: 3993-44-0.mol

Synonyms:7-hydroxy-4,8-dimethyl-6-prop-2-enylchromen-2-one;6-allyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one;TimTec1_005488;Oprea1_281700;SCHEMBL5312406;DTXSID501176801;HMS1549J10;CCG-25936;STK759271;AKOS001738168;NCGC00173171-01;4,8-Dimethyl-6-(2-propenyl)-7-hydroxycoumarin;AG-205/12010138;SR-01000522462;SR-01000522462-1;7-hydroxy-4,8-dimethyl-6-(prop-2-en-1-yl)-2H-chromen-2-one;7-Hydroxy-4,8-dimethyl-6-(2-propen-1-yl)-2H-1-benzopyran-2-one;3993-44-0

Chemical Property of 7-Hydroxy-4,8-dimethyl-6-prop-2-enylchromen-2-one

Chemical Property:

• PSA: 50.44000
• LogP: 2.84390
• XLogP3: 2.9
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 2
• Exact Mass: 230.094294304
• Heavy Atom Count: 17
• Complexity: 359

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC(=O)OC2=C1C=C(C(=C2C)O)CC=C

Technology Process of 7-Hydroxy-4,8-dimethyl-6-prop-2-enylchromen-2-one

There total 4 articles about 7-Hydroxy-4,8-dimethyl-6-prop-2-enylchromen-2-one 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: 83.0%

7-allyloxy-4,8-dimethyl-2H-chromen-2-one (3993-43-9) → 6-allyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one (3993-44-0)

Guidance literature:

In diphenylether; for 3h; Heating;

DOI:10.1246/cl.2006.376

Reference yield:

4,8-dimethyl-7-hydroxycoumarin (4115-76-8) → 6-allyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one (3993-44-0)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / acetone

2: N,N-diethylaniline / 218 °C

With potassium carbonate; N,N-diethylaniline; In acetone;

DOI:10.1246/bcsj.65.1191

Reference yield:

7-allyloxy-4,8-dimethyl-2H-chromen-2-one (3993-43-9) → 6-allyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one (3993-44-0) + 4',5'-dihydro-4,8,5'-trimethylpsoralen (21902-10-3)

Guidance literature:

With N,N-diethylaniline; at 218 ℃;

DOI:10.1246/bcsj.65.1191

upstream raw materials:

7-allyloxy-4,8-dimethyl-2H-chromen-2-one

4,8-dimethyl-7-hydroxycoumarin

Downstream raw materials:

7,8-dihydro-4,10-dimethyl-2-oxo-2H,6H-benzo <1,2-b:5,4-b'> dipyran-7-yl-3-chlorobenzoate

trioxsalen

4,10-Dimethyl-pyrano[3,2-g]chromene-2,8-dione

C₂₁H₁₉BrO₃

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