Butanoic acid, 2-[(2,3-dichlorophenyl)methylene]-3-oxo-, 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)propyl ester

Base Information

• Chemical Name: Butanoic acid, 2-[(2,3-dichlorophenyl)methylene]-3-oxo-, 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)propyl ester
• CAS No.: 141294-11-3
• Molecular Formula: C21H17Cl2NO6S
• Molecular Weight: 482.341
• Mol file: 141294-11-3.mol

Synonyms:

Chemical Property of Butanoic acid, 2-[(2,3-dichlorophenyl)methylene]-3-oxo-, 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)propyl ester

Chemical Property:

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Useful:

Technology Process of Butanoic acid, 2-[(2,3-dichlorophenyl)methylene]-3-oxo-, 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)propyl ester

There total 1 articles about Butanoic acid, 2-[(2,3-dichlorophenyl)methylene]-3-oxo-, 3-(1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)propyl ester 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: 89.0%

2,3-dichlorobenzylaldehyde (6334-18-5) + 3-Oxo-butyric acid 3-(1,1,3-trioxo-1,3-dihydro-1λ6-benzo[d]isothiazol-2-yl)-propyl ester (147701-47-1) → 2-[1-(2,3-Dichloro-phenyl)-meth-(Z)-ylidene]-3-oxo-butyric acid 3-(1,1,3-trioxo-1,3-dihydro-1λ6-benzo[d]isothiazol-2-yl)-propyl ester (141294-11-3)

Guidance literature:

With piperidine; acetic acid; In isopropyl alcohol; 1.) 40 deg C, 1 h, 2.) RT, 16 h, 3.) 0 deg C, 2 h;

DOI:10.1021/jm00091a008

Reference yield: 70.0%

isopropyl β-aminocrotonate (143093-33-8) + 2-[1-(2,3-Dichloro-phenyl)-meth-(Z)-ylidene]-3-oxo-butyric acid 3-(1,1,3-trioxo-1,3-dihydro-1λ6-benzo[d]isothiazol-2-yl)-propyl ester (141294-11-3) → 4-(2,3-Dichlorophenyl)-2,6-dimethyl-5-isopropoxycarbonyl-1,4-dihydropyridine-3-carboxylic acid-3-[N-(1,2-benzisothiazolyl-3(2H)one-1,1-dioxide)]-propylester (136941-83-8)

Guidance literature:

In ethanol; for 24h; Heating;

DOI:10.1021/jm00091a008

Reference yield: 67.0%

(E)-3-Amino-but-2-enoic acid tetrahydro-pyran-2-ylmethyl ester (136942-07-9) + 2-[1-(2,3-Dichloro-phenyl)-meth-(Z)-ylidene]-3-oxo-butyric acid 3-(1,1,3-trioxo-1,3-dihydro-1λ6-benzo[d]isothiazol-2-yl)-propyl ester (141294-11-3) → 4-(2,3-Dichloro-phenyl)-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-(tetrahydro-pyran-2-ylmethyl) ester 5-[3-(1,1,3-trioxo-1,3-dihydro-1λ6-benzo[d]isothiazol-2-yl)-propyl] ester (141294-26-0)

Guidance literature:

In ethanol; for 20h; Heating;

DOI:10.1021/jm00091a008

upstream raw materials:

2,3-dichlorobenzylaldehyde

3-Oxo-butyric acid 3-(1,1,3-trioxo-1,3-dihydro-1λ⁶-benzo[d]isothiazol-2-yl)-propyl ester

Downstream raw materials:

5-Tert_.-butoxycarbonyl-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylic acid-3-[N-(1,2-benzisothiazolyl-3(2H)one-1,1-dioxide)]-propylester

4-(2,3-Dichlorophenyl)-2,6-dimethyl-5-isopropoxycarbonyl-1,4-dihydropyridine-3-carboxylic acid-3-[N-(1,2-benzisothiazolyl-3(2H)one-1,1-dioxide)]-propylester

4-(2,3-Dichlorophenyl)-2,6-dimethyl-5-ethoxycarbonyl-1,4-dihydropyridine-3-carboxylic acid-3-[N-(1,2-benzisothiazolyl-3(2H)one-1,1-dioxide)]-propylester

4-(2,3-Dichloro-phenyl)-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-(tetrahydro-pyran-2-ylmethyl) ester 5-[3-(1,1,3-trioxo-1,3-dihydro-1λ⁶-benzo[d]isothiazol-2-yl)-propyl] ester

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