BUTTPARK 77\08-25

Base Information

• Chemical Name: BUTTPARK 77\08-25
• CAS No.: 874801-60-2
• Molecular Formula: C₁₄H₁₇N₃O₃S
• Molecular Weight: 307.373
• Hs Code.: 2933599590
• Mol file: 874801-60-2.mol

Synonyms:tert-butytert-butyl-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylatel-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylate

Chemical Property of BUTTPARK 77\08-25

Chemical Property:

Purity/Quality:

99%, ^*data from raw suppliers

tert-Butyl 4-oxo-3,5,6,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(4H)-carboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of BUTTPARK 77\08-25

There total 4 articles about BUTTPARK 77\08-25 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: 95.0%

formamidine acetic acid (3473-63-0) + 2-amino-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3,6-dicarboxylic acid 6-tert-butyl ester 3-ethyl ester (193537-14-3) → tert-butytert-butyl-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylatel-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylate (874801-60-2)

Guidance literature:

In N,N-dimethyl-formamide; at 100 ℃; for 12h;

DOI:10.1016/j.molstruc.2021.130168

Reference yield: 90.0%

formamidine (463-52-5) + 2-amino-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3,6-dicarboxylic acid 6-tert-butyl ester 3-ethyl ester (193537-14-3) → tert-butytert-butyl-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylatel-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylate (874801-60-2)

Guidance literature:

In N,N-dimethyl-formamide; at 100 ℃; for 16h;

DOI:10.1016/j.bmc.2019.04.022

Reference yield:

formamidine acetic acid (3473-63-0) + C12H18N2O2S → tert-butytert-butyl-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylatel-4-oxo-3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno-[2,3-d]pyrimidine-7-carboxylate (874801-60-2)

Guidance literature:

In N,N-dimethyl-formamide; at 100 ℃; for 6h;

DOI:10.1016/j.ejmech.2020.112076

upstream raw materials:

formamidine acetic acid

2-amino-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3,6-dicarboxylic acid 6-tert-butyl ester 3-ethyl ester

N-tert-butyloxycarbonylpiperidin-4-one

formamidine

Downstream raw materials:

tert-butyl 4-chloro-5,6-dihydropyrido(4’,3’:4,5)thieno(2,3-d)pyrimidine-7(8H)-carboxylate

tert-butyl 4-((2-fluoro-3-methylphenyl)amino)-5,6-dihydropyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(8H)-carboxylate

tert-butyl 4-((4-bromo-2-fluorophenyl)amino)-5,6-dihydropyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(8H)-carboxylate

tert-butyl 4-((4-bromo-3-methylphenyl)amino)-5,6-dihydropyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(8H)-carboxylate

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