2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate

Base Information

• Chemical Name: 2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate
• CAS No.: 1214919-07-9
• Molecular Formula: C₁₇H₁₇NO₅S
• Molecular Weight: 347.392
• Mol file: 1214919-07-9.mol

Synonyms:2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate

Chemical Property of 2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate

Chemical Property:

Purity/Quality:

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MSDS Files:

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Technology Process of 2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate

There total 2 articles about 2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate 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: 70.0%

(R)-3-hydroxy-3-(2-hydroxyethyl)indolin-2-one (1185745-44-1) + p-toluenesulfonyl chloride (98-59-9) → 2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate (1214919-07-9)

Guidance literature:

With pyridine; at 20 ℃;

DOI:10.1016/j.tet.2009.12.041

Reference yield:

p-toluenesulfonyl chloride (98-59-9) + 3-hydroxy-3-(2-hydroxyethyl)indolin-2-one (195132-43-5) → 2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate (1214919-07-9) + (S)-2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate

Guidance literature:

With pyridine; at 0 - 20 ℃; for 10h; Overall yield = 90 %; Overall yield = 40 mg; Inert atmosphere;

DOI:10.1002/ejoc.201700399

Reference yield: 86.0%

2-(3-hydroxy-2-oxoindolin-3-yl)ethyl 4-methylbenzenesulfonate (1214919-07-9) + methylamine (74-89-5) → (-)-donaxaridine (1214919-09-1)

Guidance literature:

In ethanol; at 75 ℃; for 10h;

DOI:10.1016/j.tet.2009.12.041

upstream raw materials:

(R)-3-hydroxy-3-(2-hydroxyethyl)indolin-2-one

p-toluenesulfonyl chloride

3-hydroxy-3-(2-hydroxyethyl)indolin-2-one

Downstream raw materials:

(-)-donaxaridine