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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 3421Generated: October 24, 2026

tert-Butyl isocyanate → 3-Tert-butyl-1-[6-(2,6-dichlorophenyl)-2-{[3-(dimethylamino)propyl]amino}pyrido[2,3-d]pyrimidin-7-yl]urea

https://huagongshe.com/en/reaction/3421

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl isocyanateHCID 62412—
Reactant6-(2,6-dichlorophenyl)-2-N-[3-(dimethylamino)propyl]pyrido[2,3-d]pyrimidine-2,7-diamineHCID 5328138—
Product3-Tert-butyl-1-[6-(2,6-dichlorophenyl)-2-{[3-(dimethylamino)propyl]amino}pyrido[2,3-d]pyrimidin-7-yl]ureaHCID 5328139—

Reaction Steps

Following the procedure of Example 21, 1.62 g of 7-amino-6-(2,6-dichlorophenyl)-2-(3-dimethylamino-propylamino)-pyrido[2,3-d]pyrimidine from Example 27 was reacted with 0.48 g of t-butyl isocyanate to give the title compound; mp gradually dec above 130° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05733913
Source datasetuspto-grants-1998_03
ORD IDord-d8a7cc3b2c0c44c8b531e7c79d2b25ab
Source noteuspto-grants-1998_03