ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate

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Chemical Name:ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate
CAS No.:101218-72-8
Molecular Formula:C₁₉H₁₈FN₃O₅S
Molecular Weight:419.433
Hs Code.:

Synonyms:ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate

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Chemical Property of ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate

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Technology Process of ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate

There total 2 articles about ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-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: 94.0%

: 134216-98-1
ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylthio)pyrido<2,3-c>pyridazine-3-carboxylate

: 101218-72-8
ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate

Guidance literature:: With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; for 1h; Heating;
DOI:10.1248/cpb.38.3359

Reference yield:

: 133414-08-1
ethyl 6-fluoro-4(1H)-oxo-7-(p-tolylthio)pyrido<2,3-c>pyridazine-3-carboxylate

: 101218-72-8
ethyl 1-ethyl-6-fluoro-4(1H)-oxo-7-(p-tolylsulfonyl)pyrido<2,3-c>pyridazine-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 1) K₂CO₃ / 1) DMF, 90-100 deg C, 15 min, 2) 70-75 deg C, 1 h

2: 94 percent / m-chloroperbenzoic acid / CH₂Cl₂ / 1 h / Heating

With potassium carbonate; 3-chloro-benzenecarboperoxoic acid; In dichloromethane;
DOI:10.1248/cpb.38.3359