1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

Base Information

Chemical Name:1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole
CAS No.:149473-20-1
Molecular Formula:C₁₆H₂₇NO₆S₂
Molecular Weight:393.525
Hs Code.:

Synonyms:1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

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Chemical Property of 1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

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Technology Process of 1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

There total 5 articles about 1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole 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: 30.0%

: 6340-98-3
potassium methanethiosulphonate

: 149473-08-5
1-acetoxy-4-bromomethyl-3-ethoxycarbonylmethyl-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrole

: 149473-20-1
1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

: 3,3'-dithiodimethyl-bis(1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrol-1-yloxy) diradical

Guidance literature:: In ethanol; for 1h; Heating;
DOI:10.1055/s-1993-25870

Reference yield:

: 55738-75-5
(2,5-dihydro-2,2,5,5-tetramethyl-1-oxyl-1H-pyrrol-3-yl)methanol

: 149473-20-1
1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

Guidance literature:: Multi-step reaction with 5 steps

1: 72 percent / propionic acid / 8 h / 140 °C

2: ascorbic acid / dioxane; H₂O / 1 h / 40 °C

3: Et₃N / < 10 deg C, 1 h

4: 67 percent / NBS, benzoyl peroxide / CCl₄ / 6 h / Heating

5: 54 percent / ethanol / 1 h / Heating

With N-Bromosuccinimide; Perbenzoic acid; propionic acid; triethylamine; ascorbic acid; In 1,4-dioxane; tetrachloromethane; ethanol; water;
DOI:10.1055/s-1993-25870

Reference yield:

: (1-Hydroxy-2,2,5,5-tetramethyl-4-methylene-pyrrolidin-3-yl)-acetic acid ethyl ester

: 149473-20-1
1-acetoxy-4-ethoxycarbonyl-2,5-dihydro-2,2,5,5-tetramethyl-4-methanethiosulfonylmethyl-1H-pyrrole

Guidance literature:: Multi-step reaction with 3 steps

1: Et₃N / < 10 deg C, 1 h

2: 67 percent / NBS, benzoyl peroxide / CCl₄ / 6 h / Heating

3: 54 percent / ethanol / 1 h / Heating

With N-Bromosuccinimide; Perbenzoic acid; triethylamine; In tetrachloromethane; ethanol;
DOI:10.1055/s-1993-25870