Triphenylphosphine → HCID 68766427, compound

HRID 2391720Notes

Reaction equation

HRID 2391720 reaction equation
[Si:1]([O:8][CH2:9][C:10]1[N:15]=[CH:14][C:13]2[N:16]=[CH:17][N:18]([C:19]3[S:23][C:22]([C:24]([O:26][CH3:27])=[O:25])=[C:21]([OH:28])[CH:20]=3)[C:12]=2[CH:11]=1)([C:4]([CH3:7])([CH3:6])[CH3:5])([CH3:3])[CH3:2].[CH2:29]([C:31]1[CH:36]=[CH:35][CH:34]=[CH:33][C:32]=1[CH2:37]O)[CH3:30].C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.N(C(OC(C)(C)C)=O)=NC(OC(C)(C)C)=O>ClCCl>[Si:1]([O:8][CH2:9][C:10]1[N:15]=[CH:14][C:13]2[N:16]=[CH:17][N:18]([C:19]3[S:23][C:22]([C:24]([O:26][CH3:27])=[O:25])=[C:21]([O:28][CH2:37][C:32]4[CH:33]=[CH:34][CH:35]=[CH:36][C:31]=4[CH2:29][CH3:30])[CH:20]=3)[C:12]=2[CH:11]=1)([C:4]([CH3:5])([CH3:6])[CH3:7])([CH3:2])[CH3:3]

Participants

6

Reactant 4

HCID 11776TriphenylphosphineHCID 97268Di-tert-butyl azodicarboxylateHCID 52250832-Ethylbenzyl alcoholHCID 68766707methyl 5-[6-({[tert-butyl(dimethyl)silyl]oxy}methyl)-1H-imidazo[4,5-c]pyridin-1-yl]-3-hydroxythiophene-2-carboxylate

Product 1

HCID 68766427HCID 68766427, compound

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

In a similar manner as described for example B31, 845.5 mg of methyl 5-[6-({[tert-butyl(dimethyl)silyl]oxy}methyl)-1H-imidazo[4,5-c]pyridin-1-yl]-3-hydroxythiophene-2-carboxylate, 412 mg of (2-ethylphenyl)methanol, 1.06 g of triphenylphosphine (polymer bound, ˜3 mmol/g) and 928 mg of di-tert-butyl azodicarboxylate in 25 ml anhydrous dichloromethane yield the title compound.

Sources & evidence

ORD record
ord-eb634ba8dc3a43489d7de3311a1fbf74
Source dataset
uspto-grants-2012_09
Patent number
US08273890B2

Reaction notes

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