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2-Pyridinecarboxaldehyde → (1H-Benzimidazol-2-ylmethyl)-(3-{[(1-phenyl-ethyl)-pyridin-2-ylmethyl-amino]-methyl}-benzyl)-(5,6,7,8-tetrahydro-quinolin-8-yl)-amine

HRID 7178
Notes
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Reaction equation

HRID 7178 reaction equation
[N:1]1[CH:6]=[CH:5][CH:4]=[CH:3][C:2]=1[CH:7]=O.[NH:9]1[C:13]2[CH:14]=[CH:15][CH:16]=[CH:17][C:12]=2[N:11]=[C:10]1[CH2:18][N:19]([CH2:30][C:31]1[CH:36]=[CH:35][CH:34]=[C:33]([CH2:37][NH:38][CH:39]([C:41]2[CH:46]=[CH:45][CH:44]=[CH:43][CH:42]=2)[CH3:40])[CH:32]=1)[CH:20]1[C:29]2[N:28]=[CH:27][CH:26]=[CH:25][C:24]=2[CH2:23][CH2:22][CH2:21]1.C(O[BH-](OC(=O)C)OC(=O)C)(=O)C.[Na+]>C(Cl)Cl>[NH:9]1[C:13]2[CH:14]=[CH:15][CH:16]=[CH:17][C:12]=2[N:11]=[C:10]1[CH2:18][N:19]([CH2:30][C:31]1[CH:36]=[CH:35][CH:34]=[C:33]([CH2:37][N:38]([CH:39]([C:41]2[CH:46]=[CH:45][CH:44]=[CH:43][CH:42]=2)[CH3:40])[CH2:7][C:2]2[CH:3]=[CH:4][CH:5]=[CH:6][N:1]=2)[CH:32]=1)[CH:20]1[C:29]2[N:28]=[CH:27][CH:26]=[CH:25][C:24]=2[CH2:23][CH2:22][CH2:21]1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

5

Reactant 3

HCID 142732-PyridinecarboxaldehydeHCID 5049666Sodium triacetoxyborohydrideHCID 20763947(1H-Benzimidazol-2-ylmethyl)-{3-[(1-phenyl-ethylamino)-methyl]-benzyl}-(5,6,7,8-tetrahydro-quinolin-8-yl)-amine

Product 1

HCID 22018586(1H-Benzimidazol-2-ylmethyl)-(3-{[(1-phenyl-ethyl)-pyridin-2-ylmethyl-amino]-methyl}-benzyl)-(5,6,7,8-tetrahydro-quinolin-8-yl)-amineYield 50%

Reagents, catalysts & solvents

1
HCID 6344DichloromethaneSolvent

Procedure

Using general procedure B: Reaction of Pyridine-2-carbaldehyde (22 mg, 0.20 mmol, (1H-Benzimidazol-2-ylmethyl)-{3-[(1-phenyl-ethylamino)-methyl]-benzyl}-(5,6,7,8-tetrahydro-quinolin-8-yl)-amine (101 mg, 0.20 mmol) and sodium triacetoxyborohydride (58 mg, 0.26 mmol) in CH2Cl2 (2 mL) at room temperature under N2 for 20 h, followed by purification of the crude material by chromatography on silica gel (2:2:96 CH3OH—NH3 H2O—CH2Cl2) afforded the title compound (60 mg, 50%) as a white foam.

Workup

  1. customfollowed by purification of the crude material by chromatography on silica gel (2:2:96 CH3OH—NH3 H2O—CH2Cl2)

Sources & evidence

ORD record
ord-9059553ff0014d51a2fe1da9bed22a25
Source dataset
uspto-grants-2006_08
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07084155B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes