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 1776678

Reaction equation

HRID 1776678 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-1 H-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-dad57402239e4cc6bba654c5ec936959
Source dataset
uspto-grants-2016_02
Patent number
US09265841B2

Linked notes

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