2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one

Base Information

• Chemical Name: 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one
• CAS No.: 159720-29-3
• Molecular Formula: C₁₅H₁₇NO₂S
• Molecular Weight: 275.371
• Mol file: 159720-29-3.mol

Synonyms:2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one

Chemical Property of 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one

There total 4 articles about 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-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: 69.0%

tributyl(1-ethoxyvinyl)stannane (97674-02-7) + 2-(S)-α-methyl benzyl-4-bromo-1,2-isothiazoline-3-one (159720-27-1) → 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one (159720-29-3)

Guidance literature:

tetrakis(triphenylphosphine) palladium⁽⁰⁾; In toluene; at 110 ℃; for 4h;

DOI:10.1016/S0040-4039(00)78270-0

Reference yield:

(S)-1-phenyl-ethylamine (2627-86-3) → 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one (159720-29-3)

Guidance literature:

Multi-step reaction with 3 steps

1.1: 76 percent / pyridine / CH₂Cl₂ / 3 h / 20 °C

2.1: SO₂Cl₂ / CH₂Cl₂ / 1 h / Heating

2.2: 72 percent / Br₂ / 14 h / Heating

3.1: 69 percent / Pd(PPh₃)4 / toluene / 3 h / Heating

With pyridine; sulfuryl dichloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In dichloromethane; toluene; 1.1: Acylation / 2.1: Cyclization / 2.2: Bromination / 3.1: Substitution;

DOI:10.1016/S0040-4020(99)00716-4

Reference yield:

N,N-di-(S)-α-methylbenzyl-3,3-dithiodipropionamide (159720-34-0) → 2-(S)-α-methyl benzyl-4-(1-ethoxyvinyl)-1,2-isothiazoline-3-one (159720-29-3)

Guidance literature:

Multi-step reaction with 2 steps

1.1: SO₂Cl₂ / CH₂Cl₂ / 1 h / Heating

1.2: 72 percent / Br₂ / 14 h / Heating

2.1: 69 percent / Pd(PPh₃)4 / toluene / 3 h / Heating

With sulfuryl dichloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In dichloromethane; toluene; 1.1: Cyclization / 1.2: Bromination / 2.1: Substitution;

DOI:10.1016/S0040-4020(99)00716-4

upstream raw materials:

tributyl(1-ethoxyvinyl)stannane

2-(S)-α-methyl benzyl-4-bromo-1,2-isothiazoline-3-one

(S)-1-phenyl-ethylamine

N,N-di-(S)-α-methylbenzyl-3,3-dithiodipropionamide