(2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

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Chemical Name:(2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide
CAS No.:1403487-66-0
Molecular Formula:C₃₉H₃₆N₂O₆
Molecular Weight:628.725
Hs Code.:

Synonyms:(2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

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Chemical Property of (2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

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Technology Process of (2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

There total 2 articles about (2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide 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: 70.0%

: 14369-81-4
ethyl 2,3-butadienoate

: 1403487-46-6
(E)-3-(hydroxyimino)-1-tritylindolin-2-one

: 1403487-66-0
(2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

Guidance literature:: With P(p-C₆H₄F)3; In toluene; at 50 ℃; for 3h;
DOI:10.1002/ejoc.201200511

Reference yield:

: 41128-14-7
1-trityl-1H-indole-2,3-dione

: 1403487-66-0
(2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

Guidance literature:: Multi-step reaction with 2 steps

1: hydroxylamine hydrochloride; potassium carbonate / methanol / Reflux

2: P(p-C₆H₄F)3 / toluene / 3 h / 50 °C

With hydroxylamine hydrochloride; potassium carbonate; P(p-C₆H₄F)3; In methanol; toluene;
DOI:10.1002/ejoc.201200511

Reference yield: 65.0%

: 1403487-66-0
(2E,6E,NE)-1,8-diethoxy-1,8-dioxo-N-(2-oxo-1-tritylindolin-3-ylidene)octa-2,6-dien-4-amine oxide

: (1R,2R,3R,4S,6S)-ethyl 6-[(E)-3-ethoxy-3-oxoprop-1-en-1-yl]-2'-oxo-1'-trityl-7-oxa-1-azaspiro[bicyclo[2.2.1]heptane-2,3'-indoline]-3-carboxylate

Guidance literature:: With ytterbium(III) triflate; In toluene; at 100 ℃; for 36h; regioselective reaction; Inert atmosphere; Molecular sieve;
DOI:10.1002/ejoc.201200511