(R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

Base Information

Chemical Name:(R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide
CAS No.:1020104-56-6
Molecular Formula:C₁₇H₁₇BrN₂O₄S₂
Molecular Weight:457.369
Hs Code.:

Synonyms:(R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

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Chemical Property of (R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

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Technology Process of (R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

There total 5 articles about (R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide 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:

: 55854-46-1
5-bromo-2-thiophenesulfonyl chloride

: 1020104-33-9
3-(R)-amino-1-benzyloxy-1,3,4,7-tetrahydro-azepin-2-one

: 1020104-56-6
(R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

Guidance literature:: With pyridine; In dichloromethane; at 20 ℃;
DOI:10.1016/j.bmcl.2011.08.068

Reference yield:

: 1020104-29-3
(+)-[1-(allyl-benzyloxy-carbamoyl)-but-3-(R)-enyl]-carbamic acid tert-butyl ester

: 1020104-56-6
(R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

Guidance literature:: Multi-step reaction with 3 steps

1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / dichloromethane / 8 h / 20 °C

2: trifluoroacetic acid / dichloromethane / 2 h / 20 °C

3: pyridine / dichloromethane / 20 °C

With pyridine; tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; trifluoroacetic acid; In dichloromethane;
DOI:10.1016/j.bmcl.2011.08.068

Reference yield:

: 1020104-31-7
(-)-(1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-R-yl)-carbamic acid tert-butyl ester

: 1020104-56-6
(R)-5-Bromo-thiophene-2-sulfonic acid (1-benzyloxy-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl)-amide

Guidance literature:: Multi-step reaction with 2 steps

1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C

2: pyridine / dichloromethane / 20 °C

With pyridine; trifluoroacetic acid; In dichloromethane;
DOI:10.1016/j.bmcl.2011.08.068