4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

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Chemical Name:4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one
CAS No.:1422058-67-0
Molecular Formula:C₁₅H₁₈N₂OSe
Molecular Weight:321.281
Hs Code.:

Synonyms:4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

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Chemical Property of 4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

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Technology Process of 4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

There total 4 articles about 4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one 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: 15.0%

: 1422058-66-9
4-bromo-2,2,5,5-tetramethyl-N-phenyl-2,5-dihydro-1H-pyrrole-3-carboxamide

: 1422058-67-0
4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

Guidance literature:: With selenium; copper(l) iodide; 1,10-Phenanthroline; potassium carbonate; In N,N-dimethyl-formamide; at 110 ℃; for 26h; Inert atmosphere; Sealed tube;
DOI:10.1055/s-0032-1317516

Reference yield:

: 78033-69-9
4-bromo-1-oxyl-2,2,5,5-tetramethyl-2,5-dihydro-1H-pyrrole-3-carboxylic acid

: 1422058-67-0
4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: pyridine; thionyl chloride / benzene / 0 - 20 °C

1.2: 1 h / 20 °C

2.1: iron; acetic acid / 0.5 h / 70 °C

2.2: pH 10

3.1: potassium carbonate; 1,10-Phenanthroline; selenium; copper(l) iodide / N,N-dimethyl-formamide / 26 h / 110 °C / Inert atmosphere; Sealed tube

With pyridine; selenium; copper(l) iodide; thionyl chloride; 1,10-Phenanthroline; iron; potassium carbonate; acetic acid; In N,N-dimethyl-formamide; benzene;
DOI:10.1055/s-0032-1317516

Reference yield:

: 1422058-64-7
4-bromo-2,2,5,5-tetramethyl-3-[(phenylamino)carbonyl]-2,5-dihydro-1H-pyrrol-1-oxyl

: 1422058-67-0
4,4,6,6-tetramethyl-2-phenyl-5,6-dihydro-2H-pyrrolo[3,4-d][1,2]selenazol-3(4H)-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: iron; acetic acid / 0.5 h / 70 °C

1.2: pH 10

2.1: potassium carbonate; 1,10-Phenanthroline; selenium; copper(l) iodide / N,N-dimethyl-formamide / 26 h / 110 °C / Inert atmosphere; Sealed tube

With selenium; copper(l) iodide; 1,10-Phenanthroline; iron; potassium carbonate; acetic acid; In N,N-dimethyl-formamide;
DOI:10.1055/s-0032-1317516