5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

Base Information

Chemical Name:5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion
CAS No.:120262-50-2
Molecular Formula:C₁₉H₂₀O₃
Molecular Weight:296.366
Hs Code.:

5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro<chroman-4,1'-cyclopropan>-2,5-dion

Synonyms:5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

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Chemical Property of 5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

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Technology Process of 5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

There total 5 articles about 5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion 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: 79.0%

: 120229-68-7
5,6,7,8-Tetrahydro-7,7-dimethyl-2-(methylphenylamino)-3-phenylspiro-<4H-chromen-4,1'-cyclopropan>-5-on

: 120262-50-2
5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

: 120229-81-4
2-<1-(2-Hydroxy-4,4-dimethyl-6-oxo-1-cyclohexen-1-yl)cyclopropyl>-N-methyl-N,2-diphenylacetamid

Guidance literature:: With sodium hydrogen sulfate; In dichloromethane; at 50 ℃; for 216h;

Reference yield: 70.0%

: 120229-67-6
2-(Dimethylamino)-5,6,7,8-tetrahydro-7,7-dimethyl-3-phenylspiro-<4H-chromen-4,1'-cyclopropan>-5-on

: 120262-50-2
5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

: 120229-80-3
N,N-Diethyl-2-<1-(2-hydroxy-4,4-dimethyl-6-oxo-1-cyclohexen-1-yl)cyclopropyl>-2-phenylacetamid

Guidance literature:: With sodium hydrogen sulfate; In dichloromethane; at 50 ℃; for 120h;

Reference yield:

: 110174-72-6
2-(1-piperidinocycloprop-1-yl)-5,5-dimethyl-3-oxocyclohex-1-en-1-yl acetate

: 120262-50-2
5,6,7,8-Tetrahydro-7,7-dimethyl-3-phenylspiro-2,5-dion

Guidance literature:: Multi-step reaction with 2 steps

1: 2) 1,2-diaminoethan / acetone; ethanol / 1) CH₂Cl₂, 4 h, reflux, 2) H₂O

2: 5 percent / 1M aq. NaHSO₄ / CH₂Cl₂ / 216 h / 50 °C

With sodium hydrogen sulfate; ethylenediamine; In ethanol; dichloromethane; acetone;