{2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine

Base Information

• Chemical Name: {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine
• CAS No.: 1143574-12-2
• Molecular Formula: C₂₂H₂₅FN₈OS
• Molecular Weight: 468.558

Synonyms:{2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine

Chemical Property of {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine

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Technology Process of {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine

There total 6 articles about {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine 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:

(2-chloro-5-oxo-6,7-dihydro-5H-5λ4-thieno[3,2-d]pyrimidin-4-yl)-(3-fluorophenyl)-amine (954408-78-7) + dimethyl-(4-piperazin-1-yl-pyridazin-3-yl)-amine hydrochloride → {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ4-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine (1143574-12-2)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide; at 120 ℃; for 0.5h; Microwave irradiation;

Reference yield:

2,4-dichloro-6,7-dihydro-thieno[3,2-d]pyrimidine (74901-69-2) → {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ4-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine (1143574-12-2)

Guidance literature:

Multi-step reaction with 3 steps

1.1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 120 °C

2.1: (S)-[1,1']-binaphthalenyl-2,2'-diol; titanium(IV) isopropylate / water; chloroform / 0.33 h / -4 - -2 °C / Inert atmosphere

2.2: -4 - -2 °C

3.1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide; 1-methyl-pyrrolidin-2-one / 0.5 h / 120 °C / Microwave irradiation

With titanium(IV) isopropylate; (S)-[1,1']-binaphthalenyl-2,2'-diol; N-ethyl-N,N-diisopropylamine; In 1-methyl-pyrrolidin-2-one; chloroform; water; N,N-dimethyl-formamide;

Reference yield:

meta-fluoroaniline (372-19-0) → {2-[4-(3-dimethylaminopyridazin-4-yl)-piperazin-1-yl]-5-oxo-6,7-dihydro-5H-5λ4-thieno[3,2-d]pyrimidin-4-yl}-(3-fluorophenyl)-amine (1143574-12-2)

Guidance literature:

Multi-step reaction with 3 steps

1.1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 120 °C

2.1: (S)-[1,1']-binaphthalenyl-2,2'-diol; titanium(IV) isopropylate / water; chloroform / 0.33 h / -4 - -2 °C / Inert atmosphere

2.2: -4 - -2 °C

3.1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide; 1-methyl-pyrrolidin-2-one / 0.5 h / 120 °C / Microwave irradiation

With titanium(IV) isopropylate; (S)-[1,1']-binaphthalenyl-2,2'-diol; N-ethyl-N,N-diisopropylamine; In 1-methyl-pyrrolidin-2-one; chloroform; water; N,N-dimethyl-formamide;

upstream raw materials:

(2-chloro-5-oxo-6,7-dihydro-5H-5λ⁴-thieno[3,2-d]pyrimidin-4-yl)-(3-fluorophenyl)-amine

2,4-dichloro-6,7-dihydro-thieno[3,2-d]pyrimidine

meta-fluoroaniline

3,6-dichloro-4-piperazin-1-yl-pyridazine

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