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N-(5-amino-4-fluoro-2-methylphenyl)acetamide → N-[5-[[3-cyano-7-(cyclopropylamino)pyrazolo[1,5-a]pyrimidin-5-yl]amino]-4-fluoro-2-methylphenyl]acetamide

HRID 742
Notes
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Reaction equation

HRID 742 reaction equation
CC(=O)Nc1cc(N)c(F)cc1C.N#Cc1cnn2c(NC3CC3)cc(Cl)nc12>CC(=O)N(C)C.CC1(C)c2cccc(P(c3ccccc3)c3ccccc3)c2Oc2c(P(c3ccccc3)c3ccccc3)cccc21.O=C(/C=C/c1ccccc1)/C=C/c1ccccc1.O=C(/C=C/c1ccccc1)/C=C/c1ccccc1.O=C(/C=C/c1ccccc1)/C=C/c1ccccc1.O=C([O-])[O-].[Cs+].[Cs+].[Pd].[Pd]>CC(=O)Nc1cc(Nc2cc(NC3CC3)n3ncc(C#N)c3n2)c(F)cc1C
ParticipantsConditionsProcedureSources & evidenceReaction notes

Participants

7

Reactant 2

HCID 89099132N-(5-amino-4-fluoro-2-methylphenyl)acetamideHCID 898271735-Chloro-7-(cyclopropylamino)pyrazolo[1,5-a]pyrimidine-3-carbonitrile

Product 1

HCID 72163926N-[5-[[3-cyano-7-(cyclopropylamino)pyrazolo[1,5-a]pyrimidin-5-yl]amino]-4-fluoro-2-methylphenyl]acetamideYield 16.17%

Reagents, catalysts & solvents 4

HCID 10796Cesium carbonateReagent
HCID 636044
1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)
Catalyst
HCID 9811564Bis(dibenzylideneacetone)palladiumCatalyst
HCID 31374DimethylacetamideSolvent

Conditions

Temperature
150 °C

Procedure

in microwave tube was 5-chloro-7-(cyclopropylamino)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (80 mg, 0.34 mmol), N-(5-amino-4-fluoro-2-methylphenyl)acetamide (62.4 mg, 0.34 mmol), and (9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine) (19.81 mg, 0.03 mmol) in DMA (0.5 mL).Pd2(dba)3 (15.68 mg, 0.02 mmol) and cesium carbonate (223 mg, 0.68 mmol) were added. degassed, filled with N2.capped. then microwave 150C for 30 min. the organic solvent was removed. The black residue was tried to purifed by ISCO. impurity and prod came out together too quickly. concentrated to give offwhite solid. LCMS showed about 10% impurity. The solid was washed with hot EtOAc(1mL) to give about 21mg white solid. LCMS and NMR are OK, see attachment. low yield was due to hot EtOAc wash, lost some prod.

Sources & evidence

ORD record
ord-edbe9e3659f844c9af0347af857ae822
Source dataset
750 AstraZeneca ELN dataset
Original link
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Reaction notes

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