ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone

Base Information

Chemical Name:ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone
CAS No.:142682-89-1
Molecular Formula:C₁₇H₁₇N₃O₄S
Molecular Weight:359.406
Hs Code.:

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Chemical Property of ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone

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Technology Process of ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone

There total 1 articles about ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone 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:

: 64-17-5
ethanol

: 101-59-7
4-amino-4'-nitrodiphenyl sulfide

: 105-45-3
acetoacetic acid methyl ester

: 142682-88-0
ethyl pyruvate syn-4-p-nitrophenylthiophenylhydrazone

: 142682-89-1
ethyl pyruvate anti-4-p-nitrophenylthiophenylhydrazone

Guidance literature:: With hydrogenchloride; potassium hydroxide; sodium acetate; sodium nitrite; Yield given. Multistep reaction. Yields of byproduct given;
DOI:10.1007/BF00471747

Reference yield: 69.0%

: 142682-88-0,142682-89-1
ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone

: 134826-19-0
2-ethoxycarbonyl-5-(p-nitrophenylthio)indole

Guidance literature:: With polyphosphoric esters; at 80 ℃; for 0.5h;
DOI:10.1007/BF00471747

Reference yield:

: 142682-88-0,142682-89-1
ethyl pyruvate 4-p-nitrophenylthiophenylhydrazone

: 142682-90-4
5-(4-aminophenyl)thioindole-2-caboxylic acid

Guidance literature:: Multi-step reaction with 3 steps

1: 69 percent / polyphosphoric esters / 0.5 h / 80 °C

2: 55 percent / aq. calcium chloride, Zn / ethanol / 2 h / Heating

3: 44 percent / 10percent aq. NaOH / propan-2-ol / 1 h / Heating

With sodium hydroxide; polyphosphoric esters; calcium chloride; zinc; In ethanol; isopropyl alcohol;
DOI:10.1007/BF00471747