2-((4S)-2,2-dimethyl-1,3-dioxolan-4-yl)ethan-1-ol → (4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide

Participants

Role	Name	HCID	Charge
Reactant	2-((4S)-2,2-dimethyl-1,3-dioxolan-4-yl)ethan-1-ol	HCID 11051805	—
Reactant	(2S)-4-aminobutane-1,2-diol	HCID 55281176	—
Reactant	(4S,5R)-2-(6-tert-butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl chloride	HCID 57669958	—
Product	(4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide	HCID 57670151	—

Reaction Steps

In a manner analogous to the method described in examples 8, (4S,5R)-2-(6-tert-butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl chloride (example 51) was coupled with (S)-4-amino-butane-1,2-diol (prepared from (4S)-(+)-4-(2-hydroxyethyl)-2,2-dimethyl-1,3-dioxolane (Aldrich) to give the title compound. HR-MS (ES, m/z) calculated for C33H41C12N4O4 [(M+H)+] 627.25, observed 627.2497.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US08513239B2
Source dataset	uspto-grants-2013_08
ORD ID	ord-e81d7c7cecc44008924e296e19ecb604
Source note	uspto-grants-2013_08