7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

Base Information

Chemical Name:7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate
CAS No.:167557-60-0
Molecular Formula:C₁₈H₁₉NO₅S
Molecular Weight:361.419
Hs Code.:

Synonyms:7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

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Chemical Property of 7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

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Technology Process of 7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

There total 3 articles about 7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate 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: 85.0%

: 120686-08-0
1',5',7',8'-tetrahydrospiro<1,3-dioxolane-2,6'(2'H)-quinolin>-2'-one

: 98-59-9
p-toluenesulfonyl chloride

: 167557-60-0
7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

Guidance literature:: With dmap; triethylamine; In dichloromethane; at 25 ℃; for 18h;
DOI:10.1021/jm00016a016

Reference yield:

: 4746-97-8
cyclohexanedione monoethylene ketal

: 167557-60-0
7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

Guidance literature:: Multi-step reaction with 3 steps

1: p-TsOH / benzene / 6 h / Heating

2: NH₃ / methanol / 5 h / 100 °C

3: 85 percent / Et₃N, 4-(dimethylamino)pyridine / CH₂Cl₂ / 18 h / 25 °C

With dmap; ammonia; toluene-4-sulfonic acid; triethylamine; In methanol; dichloromethane; benzene;
DOI:10.1021/jm00016a016

Reference yield:

: 57440-57-0
1-(1,4-dioxaspiro[4.5]dec-7-en-8-yl)pyrrolidine

: 167557-60-0
7',8'-dihydrospiro<1,3-dioxolane-2,6'(5'H)-quinolin>-2'-yl 4-methylbenzenesulfonate

Guidance literature:: Multi-step reaction with 2 steps

1: NH₃ / methanol / 5 h / 100 °C

2: 85 percent / Et₃N, 4-(dimethylamino)pyridine / CH₂Cl₂ / 18 h / 25 °C

With dmap; ammonia; triethylamine; In methanol; dichloromethane;
DOI:10.1021/jm00016a016