ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

Base Information

Chemical Name:ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate
CAS No.:1560898-04-5
Molecular Formula:C₁₇H₂₀N₂O₅
Molecular Weight:332.356
Hs Code.:

Synonyms:ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

Chemical Property:

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Technology Process of ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

There total 4 articles about ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate 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:

: 1560898-02-3
ethyl 2,4-dioxo-4-(tetrahydro-2H-pyran-4-yl)butanoate

: 100-34-5
benzene diazonium chloride

: 1560898-04-5
ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

Guidance literature:: With sodium acetate; In ethanol; water; at 0 ℃; for 18h;

Reference yield:

: 137052-08-5
1-(tetrahydro-2H-pyran-4-yl)ethan-1-one

: 1560898-04-5
ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

Guidance literature:: Multi-step reaction with 2 steps

1: sodium ethanolate / ethanol / 3 h / 0 - 20 °C

2: sodium acetate / ethanol; water / 18 h / 0 °C

With sodium ethanolate; sodium acetate; In ethanol; water;

Reference yield:

: 345216-96-8
methyl 4-acetyl-tetrahydro-2H-pyran-4-carboxylate

: 1560898-04-5
ethyl (E)-2,4-dioxo-3-(phenyldiazenyl)-4-(tetrahydro-2H-pyran-4-yl)butanoate

Guidance literature:: Multi-step reaction with 3 steps

1: sulfuric acid / water; isopropyl alcohol / 48 h / Reflux

2: sodium ethanolate / ethanol / 3 h / 0 - 20 °C

3: sodium acetate / ethanol; water / 18 h / 0 °C

With sulfuric acid; sodium ethanolate; sodium acetate; In ethanol; water; isopropyl alcohol;