rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid

Base Information

Chemical Name:rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid
CAS No.:1397683-38-3
Molecular Formula:C₁₈H₂₁BrN₄O₆
Molecular Weight:469.292
Hs Code.:

Synonyms:rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid

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Chemical Property of rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid

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Technology Process of rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid

There total 1 articles about rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid 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: 54.0%

: 124-38-9,18923-20-1
carbon dioxide

: 1397683-35-0
t-butyl (1-(4-bromo-1H-pyrazol-1-yl)-2-(3-nitrophenyl)propan-2-yl)carbamate

: 1397683-38-3
rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid

Guidance literature:: t-butyl (1-(4-bromo-1H-pyrazol-1-yl)-2-(3-nitrophenyl)propan-2-yl)carbamate; With lithium diisopropyl amide; In tetrahydrofuran; n-heptane; at -78 ℃; for 1h;

carbon dioxide; In tetrahydrofuran; n-heptane; at 20 ℃; for 2h;

With ammonium chloride; In tetrahydrofuran; n-heptane;

Reference yield: 19.0%

: 1397683-38-3
rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid

: 1397683-40-7
3-bromo-6-methyl-6-(3-nitrophenyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one

Guidance literature:: rac-4-bromo-2-[2-tert-butoxycarbonylamino-2-(3-nitro-phenyl)-propyl]-2H-pyrazole-3-carboxylic acid; With trifluoroacetic acid; In dichloromethane; at 20 ℃; for 2h;

With potassium acetate; In ethanol; dichloromethane; at 90 ℃; for 3h;

With hydrogenchloride; In water;