(2S,5R)-tert-butyl 5-(N-(allyloxy)-2-nitrophenylsulfonamido)-2-carbamoyl-4-methyl-5,6-dihydropyridine-1(2H)-carboxylate → (2S,5R)-tert-butyl 5-(N-(allyloxy)-2-nitrophenylsulfonamido)-2-carbamoyl-4-isopropyl-5,6-dihydropyridine-1(2H)-carboxylate

HRID 627097Notes

Reaction equation

[CH2:1]([O:4][N:5]([C@H:18]1[CH2:23][N:22]([C:24]([O:26][C:27]([CH3:30])([CH3:29])[CH3:28])=[O:25])[C@H:21]([C:31](O)=[O:32])[CH:20]=[C:19]1[CH:34]([CH3:36])[CH3:35])[S:6]([C:9]1[CH:14]=[CH:13][CH:12]=[CH:11][C:10]=1[N+:15]([O-:17])=[O:16])(=[O:8])=[O:7])[CH:2]=[CH2:3].C(O[N:41]([C@H]1CN(C(OC(C)(C)C)=O)[C@H](C(=O)N)C=C1C)S(C1C=CC=CC=1[N+]([O-])=O)(=O)=O)C=C>>[CH2:1]([O:4][N:5]([C@H:18]1[CH2:23][N:22]([C:24]([O:26][C:27]([CH3:29])([CH3:28])[CH3:30])=[O:25])[C@H:21]([C:31](=[O:32])[NH2:41])[CH:20]=[C:19]1[CH:34]([CH3:36])[CH3:35])[S:6]([C:9]1[CH:14]=[CH:13][CH:12]=[CH:11][C:10]=1[N+:15]([O-:17])=[O:16])(=[O:7])=[O:8])[CH:2]=[CH2:3]

Participants

Reactant 2

HCID 89851973(2S,5R)-tert-butyl 5-(N-(allyloxy)-2-nitrophenylsulfonamido)-2-carbamoyl-4-methyl-5,6-dihydropyridine-1(2H)-carboxylate

HCID 89852427(2S,5R)-5-(N-(allyloxy)-2-nitrophenylsulfonamido)-1-(tert-butoxycarbonyl)-4-isopropyl-1,2,5,6-tetrahydropyridine-2-carboxylic acid2×

Product 1

HCID 89852385(2S,5R)-tert-butyl 5-(N-(allyloxy)-2-nitrophenylsulfonamido)-2-carbamoyl-4-isopropyl-5,6-dihydropyridine-1(2H)-carboxylate

Procedure

The title compound was prepared from (2S,5R)-5-(N-(allyloxy)-2-nitrophenylsulfonamido)-1-(tert-butoxycarbonyl)-4-isopropyl-1,2,5,6-tetrahydropyridine-2-carboxylic acid (Intermediate 39, 0.65 g, 1.24 mmol) following the procedure described for Intermediate 20. The desired product was obtained as an off-white solid (0.322 g, 51%).

Sources & evidence

ORD record: ord-a0b9d8894b3e44b9b74b27e7b191b700
Source dataset: uspto-grants-2016_04
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09309245B2

Reaction notes

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