4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

Base Information

Chemical Name:4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline
CAS No.:1469438-31-0
Molecular Formula:C₃₃H₃₂N₂O₂S
Molecular Weight:520.695
Hs Code.:

Synonyms:4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

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Chemical Property of 4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

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Technology Process of 4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

There total 5 articles about 4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline 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%

: 111584-50-0
N-[di(4-methylphenyl)methylene]aniline

: 1185039-54-6
2-ethynyl-3,3,5-trimethyl-2,3-dihydro-1,2-benzisothiazole 1,1-dioxide

: 1469438-31-0
4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

: C₃₃H₃₂N₂O₂S

Guidance literature:: With bis(trifluoromethanesulfonyl)amide; In 1,2-dichloro-ethane; at 60 ℃; for 1h; Inert atmosphere; Glovebox; Sealed tube; Microwave irradiation;
DOI:10.1055/s-0033-1339191

Reference yield:

: 1469438-17-2
C₁₀H₁₃NO₂S

: 1469438-31-0
4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

Guidance literature:: Multi-step reaction with 3 steps

1: potassium phosphate; copper(ll) sulfate pentahydrate; 1,10-Phenanthroline / toluene / 90 °C / Inert atmosphere

2: tetrabutyl ammonium fluoride / Inert atmosphere

3: bis(trifluoromethanesulfonyl)amide / 1,2-dichloro-ethane / 1 h / 60 °C / Inert atmosphere; Glovebox; Sealed tube; Microwave irradiation

With potassium phosphate; 1,10-Phenanthroline; copper(ll) sulfate pentahydrate; tetrabutyl ammonium fluoride; bis(trifluoromethanesulfonyl)amide; In 1,2-dichloro-ethane; toluene;
DOI:10.1055/s-0033-1339191

Reference yield:

: 1185039-57-9
2,3-dihydro-2-[2-(triisopropylsilyl)ethynyl]-3,3,5-trimethyl-1,2-benzothiazole 1,1-dioxide

: 1469438-31-0
4,4-bis(p-tolyl)-2-[3,3,5-trimethyl-1,1-dioxido-1,2-benzisothiazol-2(3H)-yl]-3,4-dihydroquinoline

Guidance literature:: Multi-step reaction with 2 steps

1: tetrabutyl ammonium fluoride / Inert atmosphere

2: bis(trifluoromethanesulfonyl)amide / 1,2-dichloro-ethane / 1 h / 60 °C / Inert atmosphere; Glovebox; Sealed tube; Microwave irradiation

With tetrabutyl ammonium fluoride; bis(trifluoromethanesulfonyl)amide; In 1,2-dichloro-ethane;
DOI:10.1055/s-0033-1339191