⁽⁵⁾-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate

Base Information

• Chemical Name: ⁽⁵⁾-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate
• CAS No.: 1272321-52-4
• Molecular Formula: C₂₆H₃₂BrN₃O₅S
• Molecular Weight: 578.527

Synonyms:⁽⁵⁾-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate

Chemical Property of ⁽⁵⁾-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

Useful:

Technology Process of ⁽⁵⁾-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate

There total 5 articles about ⁽⁵⁾-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-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:

(S)-tert-butyl 2-((5-bromo-1-(2-hydroxyethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate (1272321-51-3) + p-toluenesulfonyl chloride (98-59-9) → (5)-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate (1272321-52-4)

Guidance literature:

With triethylamine; In dichloromethane; at 20 ℃;

Reference yield:

4-Bromo-1-fluoro-2-nitrobenzene (364-73-8) → (5)-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate (1272321-52-4)

Guidance literature:

Multi-step reaction with 5 steps

1: butan-1-ol / 2 h / Reflux

2: methanol / Raney-Ni / 1 h

3: dicyclohexyl-carbodiimide / 1,2-dichloro-ethane / 16 h / 20 °C

4: acetic acid / 4 h / 60 °C

5: triethylamine / dichloromethane / 20 °C

With methanol; acetic acid; triethylamine; dicyclohexyl-carbodiimide; Raney-Ni; In dichloromethane; 1,2-dichloro-ethane; butan-1-ol;

Reference yield:

2-(4-bromo-2-nitro-anilino)-ethanol (89980-83-6) → (5)-tert-butyl 2-((5-bromo-1-(2-(tosyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate (1272321-52-4)

Guidance literature:

Multi-step reaction with 4 steps

1: methanol / Raney-Ni / 1 h

2: dicyclohexyl-carbodiimide / 1,2-dichloro-ethane / 16 h / 20 °C

3: acetic acid / 4 h / 60 °C

4: triethylamine / dichloromethane / 20 °C

With methanol; acetic acid; triethylamine; dicyclohexyl-carbodiimide; Raney-Ni; In dichloromethane; 1,2-dichloro-ethane;

upstream raw materials:

4-Bromo-1-fluoro-2-nitrobenzene

(S)-tert-butyl 2-((5-bromo-1-(2-hydroxyethyl)-1H-benzo[d]imidazol-2-yl)methyl)pyrrolidine-1-carboxylate

p-toluenesulfonyl chloride

2-(4-bromo-2-nitro-anilino)-ethanol

Downstream raw materials:

C₂₁H₂₄BrN₃O₃S

(S)-4-(2,3,5,6,13,13a-hexahydro-1H-benzo[4,5]imidazo[1,2-d]pyrrolo[2,1-g][1,4]diazepin-10-yl)benzonitrile

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