(E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine

Base Information

• Chemical Name: (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine
• CAS No.: 1606991-72-3
• Molecular Formula: C₁₃H₁₈N₂O₂S
• Molecular Weight: 266.364

Synonyms:(E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine

Chemical Property of (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine

Chemical Property:

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Technology Process of (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine

There total 3 articles about (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine 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%

(E)-2-methyl-4-(phenylsulfonyl)but-2-enal (121783-39-9) + N,N-Dimethylhydrazine (57-14-7) → (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine (1606991-72-3)

Guidance literature:

With triethylamine; In dichloromethane; at 20 ℃; for 3h; Inert atmosphere;

DOI:10.1021/jo500478u

Reference yield:

(E)-4-chloro-2-methylbut-2-enal (26394-25-2) → (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine (1606991-72-3)

Guidance literature:

Multi-step reaction with 2 steps

1.1: toluene-4-sulfonic acid / methanol / 1 h / 20 °C / Inert atmosphere

1.2: 12 h / 20 °C / Inert atmosphere

2.1: triethylamine / dichloromethane / 3 h / 20 °C / Inert atmosphere

With toluene-4-sulfonic acid; triethylamine; In methanol; dichloromethane;

DOI:10.1021/jo500478u

Reference yield:

sodium benzenesulfonate (873-55-2) → (E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)but-2-enylidene]hydrazine (1606991-72-3)

Guidance literature:

Multi-step reaction with 2 steps

1.1: toluene-4-sulfonic acid / methanol / 1 h / 20 °C / Inert atmosphere

1.2: 12 h / 20 °C / Inert atmosphere

2.1: triethylamine / dichloromethane / 3 h / 20 °C / Inert atmosphere

With toluene-4-sulfonic acid; triethylamine; In methanol; dichloromethane;

DOI:10.1021/jo500478u

upstream raw materials:

(E)-4-chloro-2-methylbut-2-enal

sodium benzenesulfonate

(E)-2-methyl-4-(phenylsulfonyl)but-2-enal

N,N-Dimethylhydrazine

Downstream raw materials:

(2E,2′E)-2,2′-{(2E,2′E,6E,6′E)-8,8′-sulfonylbis[2,6-dimethyl-4-(phenylsulfonyl)octa-2,6-dien-8-yl-1-ylidene]}bis(1,1-dimethylhydrazine)

[(4E,6E)-6-(2,2-dimethylhydrazono)-5-methyl-3-(phenylsulfonyl)hex-4-en-2-ol]

(E)-1,1-dimethyl-2-[(E)-2-methyl-4-(phenylsulfonyl)pent-2-enylidene]hydrazine

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