1,2-Dichloroethane → tert-Butyl 1-methyl-5-(1-methyl-2-(1-methyl-5-(1-methyl-5-(2-(pyridin-2-yldisulfanyl)ethylcarbamoyl)-1H-pyrrol-3-ylcarbamoyl)-1H-pyrrol-3-ylcarbamoyl)-1H-imidazol-4-ylcarbamoyl)-1H-pyrrol-3-ylcarbamate

HRID 2405718

Reaction equation

HRID 2405718 reaction equation
[C:1]([O:5][C:6]([NH:8][C:9]1[CH:10]=[C:11]([C:15]([NH:17][C:18]2[N:19]=[C:20]([C:24]([NH:26][C:27]3[CH:28]=[C:29]([C:33]([NH:35][C:36]4[CH:37]=[C:38]([C:42]([OH:44])=O)[N:39]([CH3:41])[CH:40]=4)=[O:34])[N:30]([CH3:32])[CH:31]=3)=[O:25])[N:21]([CH3:23])[CH:22]=2)=[O:16])[N:12]([CH3:14])[CH:13]=1)=[O:7])([CH3:4])([CH3:3])[CH3:2].Cl.[N:46]1[CH:51]=[CH:50][CH:49]=[CH:48][C:47]=1[S:52][S:53][CH2:54][CH2:55][NH2:56].CCN(C(C)C)C(C)C.C(Cl)CCl>CC(N(C)C)=O>[CH3:14][N:12]1[C:11]([C:15](=[O:16])[NH:17][C:18]2[N:19]=[C:20]([C:24](=[O:25])[NH:26][C:27]3[CH:28]=[C:29]([C:33](=[O:34])[NH:35][C:36]4[CH:37]=[C:38]([C:42](=[O:44])[NH:56][CH2:55][CH2:54][S:53][S:52][C:47]5[CH:48]=[CH:49][CH:50]=[CH:51][N:46]=5)[N:39]([CH3:41])[CH:40]=4)[N:30]([CH3:32])[CH:31]=3)[N:21]([CH3:23])[CH:22]=2)=[CH:10][C:9]([NH:8][C:6](=[O:7])[O:5][C:1]([CH3:2])([CH3:3])[CH3:4])=[CH:13]1

Participants

6

Reactant 4

HCID 111,2-DichloroethaneHCID 81531DiisopropylethylamineHCID 139852342-((2-Aminoethyl)disulfanyl)pyridine hydrochlorideHCID 594400974-(4-(4-(4-(tert-butoxycarbonylamino)-1-methyl-1H-pyrrole-2-carboxamido)-1-methyl-1H-imidazole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxylic acid

Product 1

HCID 86644084tert-Butyl 1-methyl-5-(1-methyl-2-(1-methyl-5-(1-methyl-5-(2-(pyridin-2-yldisulfanyl)ethylcarbamoyl)-1H-pyrrol-3-ylcarbamoyl)-1H-pyrrol-3-ylcarbamoyl)-1H-imidazol-4-ylcarbamoyl)-1H-pyrrol-3-ylcarbamateYield 68.2%

Reagents, catalysts & solvents 1

HCID 31374DimethylacetamideSolvent

Procedure

4-(4-(4-(4-(tert-butoxycarbonylamino)-1-methyl-1H-pyrrole-2-carboxamido)-1-methyl-1H-imidazole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxylic acid (102 mg, 0.17 mmol), 2-(pyridin-2-yldisulfanyl)ethanamine hydrogen chloride salt (40 mg, 0.18 mmol), DIPEA (30 ul, 0.17 mmol) and EDC (200 mg, 1.04 mmol) in 2 ml of DMA were stirred under Ar for 24 h, evaporated and purified on SiO2 chromatography eluted with THF/DCM (1:5 to 1:4) to afford 90 mg (68%) of the title compound. 1H NMR (DMSO) 10.93 (s, 1H), 10.19 (s, 1H), 10.06 (s, 1H), 9.03 (s, 1H), 8.81 (m 1H), 8.29 (m, 1H), 8.03 (m, 1H), 7.68 (s, 1H), 7.47 (s, 1H), 7.28 (s, 1H), 7.24 (s, 1H), 7.18 (m, 1H), 6.87 (s, 1H), 3.96 (s, 1H), 3.86 (s, 3H), 3.75 (s, 3H), 3.73 (s, 3H), 3.58 (m, 2H), 2.48 (m, 2H), 1.45 (s, 9H); MS m/z+798.0 (M+Na), 776.0 (M+H).

Workup

  1. customevaporated
  2. custompurified on SiO2 chromatography
  3. washeluted with THF/DCM (1:5 to 1:4)

Sources & evidence

ORD record
ord-6c0b7c8eb90e436f9eabc1d742ff02a1
Source dataset
uspto-grants-2014_08
Patent number
US08809320B2

Linked notes

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