{(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester

Base Information

• Chemical Name: {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester
• CAS No.: 1446791-54-3
• Molecular Formula: C₂₀H₃₀N₈O₃
• Molecular Weight: 430.51
• Mol file: 1446791-54-3.mol

Synonyms:{(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester

Chemical Property of {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester

There total 5 articles about {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl 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: 17.0%

6-chloro-4-(1-methyl-1H-pyrazol-3-ylamino)-pyridazine-3-carboxylic acid amide (1446791-52-1) + tert-butyl ((1S,2R)-2-aminocyclohexyl)carbamate (365996-30-1) → {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester (1446791-54-3)

Guidance literature:

In 1-methyl-pyrrolidin-2-one; at 150 ℃; for 16h;

Reference yield:

4,6-dichloro-pyridazine-3-carboxylic acid methyl ester (372118-01-9) → {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester (1446791-54-3)

Guidance literature:

Multi-step reaction with 3 steps

1: 1-methyl-pyrrolidin-2-one / 2 h / 110 °C

2: ammonia / methanol / 16 h

3: 1-methyl-pyrrolidin-2-one / 16 h / 150 °C

With ammonia; In 1-methyl-pyrrolidin-2-one; methanol;

Reference yield:

3-oxopentanedioic acid dimethyl ester (1830-54-2) → {(1S,2R)-2-[6-carbamoyl-5-(1-methyl-1H-pyrazol-3-ylamino)-pyridazin-3-ylamino]-cyclohexyl}-carbamic acid tert-butyl ester (1446791-54-3)

Guidance literature:

Multi-step reaction with 6 steps

1.1: triethylamine; 4-acetamidobenzenesulfonyl azide / acetonitrile / 1 h / 0 - 20 °C

2.1: triphenylphosphine / diethyl ether / 24 h / 20 °C

2.2: 10 h / Reflux

3.1: trichlorophosphate / 5 h / 95 °C

4.1: 1-methyl-pyrrolidin-2-one / 2 h / 110 °C

5.1: ammonia / methanol / 16 h

6.1: 1-methyl-pyrrolidin-2-one / 16 h / 150 °C

With 4-acetamidobenzenesulfonyl azide; ammonia; triethylamine; triphenylphosphine; trichlorophosphate; In 1-methyl-pyrrolidin-2-one; methanol; diethyl ether; acetonitrile;

upstream raw materials:

6-chloro-4-(1-methyl-1H-pyrazol-3-ylamino)-pyridazine-3-carboxylic acid amide

tert-butyl ((1S,2R)-2-aminocyclohexyl)carbamate

3-oxopentanedioic acid dimethyl ester

2-diazo-3-oxo-pentanedioic acid dimethyl ester

Downstream raw materials:

6-((1R,2S)-2-amino-cyclohexylamino)-4-(1-methyl-1H-pyrazol-3-ylamino)-pyridazine-3-carboxylic acid amide