cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

Base Information

Chemical Name:cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester
CAS No.:326926-69-6
Molecular Formula:C₁₆H₁₅N₅O₄S
Molecular Weight:373.392
Hs Code.:

Synonyms:cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

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Chemical Property of cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

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Technology Process of cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

There total 1 articles about cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester 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: 80.0%

: 144-83-2
sulphapyridine

: 105-56-6
ethyl 2-cyanoacetate

: 326926-69-6
cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

Guidance literature:: sulphapyridine; With hydrogenchloride; sodium nitrite; at 0 ℃;

ethyl 2-cyanoacetate; With sodium acetate; In ethanol; at 0 - 5 ℃;
DOI:10.1016/S0014-827X(00)00079-3

Reference yield: 86.0%

: 326926-69-6
cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

: 326926-73-2
4-(5-amino-3-oxo-2,3-dihydro-1H-pyrazol-4-ylazo)-N-pyridin-2-yl-benzenesulfonamide

Guidance literature:: With hydrazine hydrate; In ethanol; Heating;
DOI:10.1016/S0014-827X(00)00079-3

Reference yield:

: 326926-69-6
cyano-{[4-(pyridin-2-ylsulfamoyl)-phenyl]-hydrazono}-acetic acid ethyl ester

: 4-(5-amino-6-cyano-2-oxo-7-p-tolylamino-1,2-dihydro-pyrazolo[1,5-a]pyrimidin-3-ylazo)-N-pyridin-2-yl-benzenesulfonamide

Guidance literature:: Multi-step reaction with 3 steps

1: 86 percent / hydrazine hydrate / ethanol / Heating

2: 62 percent / Et₃N / dimethylformamide / 3 h / Heating

3: 74 percent / 0.5 h / 150 °C

With hydrazine hydrate; triethylamine; In ethanol; N,N-dimethyl-formamide;
DOI:10.1016/S0014-827X(00)00079-3