3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

Base Information

Chemical Name:3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione
CAS No.:220462-67-9
Molecular Formula:C₃₈H₃₂NO₄P
Molecular Weight:597.65
Hs Code.:

Synonyms:3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

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Chemical Property of 3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

Chemical Property:

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Technology Process of 3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

There total 6 articles about 3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione 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: 71.0%

: (3-benzyl-5,8-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-quinolin-3-yloxycarbonylmethyl)-triphenyl-phosphonium; bromide

: 220462-67-9
3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

Guidance literature:: With sodium hydroxide; In chloroform; for 0.166667h;
DOI:10.3987/COM-98-8305

Reference yield:

: 95-78-3
2,5-Dimethylaniline

: 220462-67-9
3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

Guidance literature:: Multi-step reaction with 5 steps

1: 82 percent / 200-210 deg C, 1 h then 280 deg C, 1.5 h then 295-300 deg C, 45 min

2: 79 percent / NaOH, peroxyacetic acid / acetic acid / 0.5 h / Ambient temperature

3: 86 percent / pyridine / benzene / r.t., 2 h then 60 deg C, 1 h

4: 73 percent / benzene / 6 h / Heating

5: 71 percent / sodium hydroxide / CHCl₃ / 0.17 h

With pyridine; peracetic acid; sodium hydroxide; In chloroform; acetic acid; benzene;
DOI:10.3987/COM-98-8305

Reference yield:

: 607-81-8
diethyl 2-benzylmalonate

: 220462-67-9
3-benzyl-5,8-dimethyl-3-triphenylphosphoranylideneacetoxy-1,2,3,4-tetrahydroquinoline-2,4-dione

Guidance literature:: Multi-step reaction with 5 steps

1: 82 percent / 200-210 deg C, 1 h then 280 deg C, 1.5 h then 295-300 deg C, 45 min

2: 79 percent / NaOH, peroxyacetic acid / acetic acid / 0.5 h / Ambient temperature

3: 86 percent / pyridine / benzene / r.t., 2 h then 60 deg C, 1 h

4: 73 percent / benzene / 6 h / Heating

5: 71 percent / sodium hydroxide / CHCl₃ / 0.17 h

With pyridine; peracetic acid; sodium hydroxide; In chloroform; acetic acid; benzene;
DOI:10.3987/COM-98-8305