benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

Base Information

Chemical Name:benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate
CAS No.:1599478-98-4
Molecular Formula:C₂₃H₂₉NO₄
Molecular Weight:383.488
Hs Code.:

Synonyms:benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

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Chemical Property of benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

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Technology Process of benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

There total 2 articles about benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-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:

: 3699-66-9
ethyl 2-diethoxyphosphorylpropionate

: 189333-18-4
3-oxo-9-azaspiro[5.5]undec-4-ene-9-carboxylic acid benzyl ester

: 1599478-98-4
benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

Guidance literature:: ethyl 2-diethoxyphosphorylpropionate; With sodium hydride; In tetrahydrofuran; at 0 - 20 ℃; for 0.5h;

3-oxo-9-azaspiro[5.5]undec-4-ene-9-carboxylic acid benzyl ester; In tetrahydrofuran; at 60 ℃; for 48h;

Reference yield:

: 138163-08-3
N-(benzyloxycarbonyl)piperidine-4-carboxaldehyde

: 1599478-98-4
benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium tert-butylate / tert-butyl methyl ether; isopropyl alcohol / 2 h / 10 - 30 °C

2.1: sodium hydride / tetrahydrofuran / 0.5 h / 0 - 20 °C

2.2: 48 h / 60 °C

With potassium tert-butylate; sodium hydride; In tetrahydrofuran; tert-butyl methyl ether; isopropyl alcohol;

Reference yield:

: 468075-00-5
1-bromo-2-chloro-4-(trifluoromethoxy)benzene

: 1599478-98-4
benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate

: 1599477-77-6
(rac) 2-(3-(2-chloro-5-(trifluoromethoxy)phenyl)-3-azaspiro[5.5]undecan-9-yl)propanoic acid

: 1599477-78-7
rac-2-(3-(2-chloro-5-(trifluoromethoxy)phenyl)-3-azaspiro[5.5]undec-8-en-9-yl)propanoic acid

Guidance literature:: benzyl (1-ethoxy-1-oxopropan-2-ylidene)-3-azaspiro[5.5]undec-7-ene-3-carboxylate; With palladium on activated charcoal; hydrogen; In ethanol; at 80 ℃;

2-bromo-1-chloro-4-(trifluoromethoxy)benzene; With caesium carbonate; In 1,4-dioxane; at 100 ℃; for 24h; Inert atmosphere;

With water; lithium hydroxide; In tetrahydrofuran; methanol; at 50 ℃;