tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

Base Information

Chemical Name:tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate
CAS No.:910472-34-3
Molecular Formula:C₂₂H₂₈N₂O₃S
Molecular Weight:400.542
Hs Code.:

Synonyms:tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

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Chemical Property of tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

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Technology Process of tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

There total 3 articles about tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-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: 68.0%

: 910472-19-4
tert-butyl 2-amino-4,5,6,7,8,9-hexahydrocycloocta[b]thiophene-3-carboxylate

: 103-71-9
phenyl isocyanate

: 910472-34-3
tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

Guidance literature:: With pyridine; at 65 ℃; for 18h;
DOI:10.1016/j.bmc.2006.05.035

Reference yield:

: 502-49-8
cycloactanone

: 910472-34-3
tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 44 percent / sulfur; morpholine / ethanol / 18 h / 70 °C

2: 68 percent / pyridine / 18 h / 65 °C

With morpholine; pyridine; sulfur; In ethanol; 1: Gewald reaction;
DOI:10.1016/j.bmc.2006.05.035

Reference yield:

: 1116-98-9
cyanoacetic acid tert-butyl ester

: 910472-34-3
tert-butyl 4,5,6,7,8,9-hexahydro-2-(3-phenylureido)cycloocta[b]thiophene-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 44 percent / sulfur; morpholine / ethanol / 18 h / 70 °C

2: 68 percent / pyridine / 18 h / 65 °C

With morpholine; pyridine; sulfur; In ethanol; 1: Gewald reaction;
DOI:10.1016/j.bmc.2006.05.035