ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

Base Information

Chemical Name:ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate
CAS No.:910229-74-2
Molecular Formula:C₁₉H₂₀N₂O₆S
Molecular Weight:404.444
Hs Code.:

Synonyms:ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

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Chemical Property of ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

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Technology Process of ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

There total 2 articles about ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate 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: 60.0%

: 5-bromo-6-oxo-1,6-dihydropyridazin-3-yl 4-methylbenzenesulfonate

: 108545-38-6
5-hexynoic acid ethyl ester

: 910229-74-2
ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

Guidance literature:: With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; In acetonitrile; at 90 ℃; for 0.116667h;
DOI:10.1016/j.tetlet.2006.06.056

Reference yield:

: 98-59-9
p-toluenesulfonyl chloride

: 910229-74-2
ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

Guidance literature:: Multi-step reaction with 2 steps

1: pyridine / 2 h / 0 - 20 °C

2: 60 percent / PdCl₂(PPh₃)2; CuI; NEt₃ / acetonitrile / 0.12 h / 90 °C

With pyridine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; In acetonitrile; 2: Sonogashira reaction;
DOI:10.1016/j.tetlet.2006.06.056

Reference yield:

: 910229-74-2
ethyl 6-(3-{[(4-methylphenyl)sulfonyl]oxy}-furo[2,3-c]-pyridazin-5-yl)hex-5-ynoate

: 122775-35-3
3,4-Dimethoxyphenylboronic acid

: ethyl 4-[3-(3,4-dimethoxyphenyl)furo[2,3-c]pyridazin-6-yl]butanoate

Guidance literature:: With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; In 1,2-dimethoxyethane; water; at 155 ℃;
DOI:10.1016/j.tetlet.2006.06.056