(E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

Base Information

Chemical Name:(E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate
CAS No.:1376615-46-1
Molecular Formula:C₂₀H₂₂Cl₂N₂O₃
Molecular Weight:409.312
Hs Code.:

Synonyms:(E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

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Chemical Property of (E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

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Technology Process of (E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

There total 9 articles about (E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate 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: 58.0%

: 1376615-45-0
(1E,2E)-2-(2,3-dichlorobenzylidene)-3-oxobutanal O-allyl oxime

: 29214-65-1,63745-56-2,63745-57-3
ethyl 3-iminobutanoate

: 1376615-46-1
(E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

Guidance literature:: In isopropyl alcohol; Reflux;

Reference yield:

: 68064-69-7
(Z)-methyl 2-(2,3-dichlorobenzylidene)-3-oxobutanoate

: 1376615-46-1
(E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: toluene-4-sulfonic acid / toluene / 6 h / Reflux

2.1: diisobutylaluminium hydride / dichloromethane; hexanes / -78 - 20 °C

2.2: 0.25 h / 20 °C

3.1: pyridinium chlorochromate / dichloromethane / 2 h / 20 °C

4.1: hydroxylamine hydrochloride; pyridine / methanol / 20 °C

5.1: potassium carbonate / acetone / Reflux

6.1: hydrogenchloride; water / tetrahydrofuran / 20 °C

7.1: isopropyl alcohol / Reflux

With pyridine; hydrogenchloride; hydroxylamine hydrochloride; water; diisobutylaluminium hydride; potassium carbonate; toluene-4-sulfonic acid; pyridinium chlorochromate; In tetrahydrofuran; methanol; hexanes; dichloromethane; isopropyl alcohol; acetone; toluene;

Reference yield:

: 141-97-9
ethyl acetoacetate

: 1376615-46-1
(E)-ethyl 5-((allyloxyimino)methyl)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: ammonia / water / 1 h / 20 °C

2: isopropyl alcohol / Reflux

With ammonia; In water; isopropyl alcohol;