tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

Base Information

Chemical Name:tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate
CAS No.:1254043-44-1
Molecular Formula:C₁₇H₂₃IN₂O₄
Molecular Weight:446.285
Hs Code.:

Synonyms:tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

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Chemical Property of tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

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Technology Process of tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

There total 4 articles about tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate 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: 43.0%

: 683274-46-6
tert-butyl 4-[2-amino-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

: 1254043-44-1
tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

Guidance literature:: tert-butyl 4-[2-amino-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate; With toluene-4-sulfonic acid; In acetonitrile; Cooling with ice;

With potassium iodide; sodium nitrite; In acetonitrile; at 20 ℃; Cooling with ice;

With sodium thiosulfate; In water; acetonitrile; Cooling with ice;

Reference yield:

: tert-butyl 4-[4-(methoxycarbonyl)-2-nitrophenyl]piperazine-1-carboxylate

: 1254043-44-1
tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: hydrogen; nickel / methanol / 8 h / 20 °C

2.1: sodium nitrite; hydrogenchloride / water / 0.17 h / -8 - -2 °C

2.2: 0.5 h / -2 - 20 °C

With hydrogenchloride; hydrogen; nickel; sodium nitrite; In methanol; water;

Reference yield:

: 57260-71-6
1-t-Butoxycarbonylpiperazine

: 1254043-44-1
tert-butyl 4-[2-iodo-4-(methoxycarbonyl)phenyl]piperazine-1-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: N-ethyl-N,N-diisopropylamine / ethanol / 4 h / Reflux

2.1: hydrogen; nickel / methanol / 8 h / 20 °C

3.1: sodium nitrite; hydrogenchloride / water / 0.17 h / -8 - -2 °C

3.2: 0.5 h / -2 - 20 °C

With hydrogenchloride; hydrogen; nickel; N-ethyl-N,N-diisopropylamine; sodium nitrite; In methanol; ethanol; water;