7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

Base Information

Chemical Name:7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione
CAS No.:1374601-05-4
Molecular Formula:C₂₂H₂₂BrN₃O₂
Molecular Weight:440.34
Hs Code.:

Synonyms:7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

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Chemical Property of 7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

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Technology Process of 7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

There total 3 articles about 7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione 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: 86.0%

: 1242265-30-0
1-(2-propynyl)-1-cyclopentanecarboxylic acid

: 55120-10-0
2-amino-5-bromo-N'-phenylbenzohydrazide

: 1374601-05-4
7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

Guidance literature:: With triphenylphosphinegold(I) triflate; In 1,2-dichloro-ethane; at 100 ℃; for 24h; Inert atmosphere;
DOI:10.1002/ejoc.201101822

Reference yield:

: 4692-98-2
5-bromoisatoic anhydride

: 1374601-05-4
7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

Guidance literature:: Multi-step reaction with 2 steps

1: ethanol / Inert atmosphere; Reflux

2: triphenylphosphinegold(I) triflate / 1,2-dichloro-ethane / 24 h / 100 °C / Inert atmosphere

With triphenylphosphinegold(I) triflate; In ethanol; 1,2-dichloro-ethane;
DOI:10.1002/ejoc.201101822

Reference yield:

: 100-63-0
phenylhydrazine

: 1374601-05-4
7'-bromo-3a'-methyl-4'-(phenylamino)-3a',4'-dihydro-1'H-spiro[cyclopentane-1,2'-pyrrolo[1,2-a]quinazoline]-1',5'(3'H)-dione

Guidance literature:: Multi-step reaction with 2 steps

1: ethanol / Inert atmosphere; Reflux

2: triphenylphosphinegold(I) triflate / 1,2-dichloro-ethane / 24 h / 100 °C / Inert atmosphere

With triphenylphosphinegold(I) triflate; In ethanol; 1,2-dichloro-ethane;
DOI:10.1002/ejoc.201101822