(R)-3'-O-methylviolanone

Base Information

Chemical Name:(R)-3'-O-methylviolanone
CAS No.:1445876-92-5
Molecular Formula:C₁₈H₁₈O₆
Molecular Weight:330.337
Hs Code.:

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (R)-3'-O-methylviolanone

Chemical Property:

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Technology Process of (R)-3'-O-methylviolanone

There total 8 articles about (R)-3'-O-methylviolanone 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:

: (S)-7-(naphthalen-2-ylmethoxy)-3-(2,3,4-trimethoxyphenyl)chroman-4-one

: 1445876-92-5
(R)-3'-O-methylviolanone

: 3′-O-methylviolanone

Guidance literature:: With palladium on activated carbon; hydrogen; In ethyl acetate; at 20 ℃; for 18h; under 760.051 Torr; Overall yield = 99%; Overall yield = 21 mg; enantioselective reaction; Inert atmosphere;
DOI:10.1002/chem.201405246

Reference yield:

: 56973-42-3
3′-O-methylviolanone

: 1445876-92-5
(R)-3'-O-methylviolanone

: 3′-O-methylviolanone

Guidance literature:: With AD-H column; In ethanol; hexane; Resolution of racemate;
DOI:10.3390/molecules26175381

Reference yield:

: 76240-27-2
7-hydroxy-2,3-dihydro-4H-chromen-4-one

: 1445876-92-5
(R)-3'-O-methylviolanone

: 3′-O-methylviolanone

Guidance literature:: Multi-step reaction with 5 steps

1.1: potassium carbonate; tetra-(n-butyl)ammonium iodide / butanone / 18 h / Reflux

2.1: n-butyllithium; lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h

2.2: 1 h

3.1: pyridine / chloroform / 18 h / 40 °C

4.1: (S)-2-(2-(bis(4-trifluoromethyl-phenyl)-phosphino))-5-(4-trifluoromethyl-phenyl)-4-tert-butyl-4,5-dihydro-oxazole; tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; cycl-isopropylidene malonate / tetrahydrofuran / 0.5 h / 7 °C / Molecular sieve; Schlenk technique; Inert atmosphere

5.1: palladium on activated carbon; hydrogen / ethyl acetate / 18 h / 20 °C / 760.05 Torr / Inert atmosphere

With pyridine; (S)-2-(2-(bis(4-trifluoromethyl-phenyl)-phosphino))-5-(4-trifluoromethyl-phenyl)-4-tert-butyl-4,5-dihydro-oxazole; tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; cycl-isopropylidene malonate; n-butyllithium; palladium on activated carbon; hydrogen; tetra-(n-butyl)ammonium iodide; potassium carbonate; lithium hexamethyldisilazane; In tetrahydrofuran; hexane; chloroform; ethyl acetate; butanone;
DOI:10.1002/chem.201405246