反应详情

Prepared by the method for 8-chloro-1-(3-{1-[(2,4-difluorophenyl)methyl]-1H-pyrazol-4-yl}propyl)-3-pentyl-3,7-dihydro-1H-purine-2,6-dione, Example 6 but from 2-chlorobenzyl bromide (164 mg, 0.8 mmol). However, in order to complete the deprotection step further tetrakis(triphenylphosphine)palladium(0) (40 mg) and morpholine (0.15 ml) were added and stirring continued for a further 5.5 h. Purification by aminopropyl SPE as above afforded the title compound as a solid (42 mg).

1. additionwere added
2. customPurification by aminopropyl SPE as