Benzyl isocyanate → 1-Benzyl-3-[6-(2,6-dichlorophenyl)-2-{[3-(4-methylpiperazin-1-yl)propyl]amino}pyrido[2,3-d]pyrimidin-7-yl]urea

HRID 3426

Reaction equation

HRID 3426 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([Cl:8])[C:3]=1[C:9]1[C:29]([NH2:30])=[N:28][C:12]2[N:13]=[C:14]([NH:17][CH2:18][CH2:19][CH2:20][N:21]3[CH2:26][CH2:25][N:24]([CH3:27])[CH2:23][CH2:22]3)[N:15]=[CH:16][C:11]=2[CH:10]=1.[CH2:31]([N:38]=[C:39]=[O:40])[C:32]1[CH:37]=[CH:36][CH:35]=[CH:34][CH:33]=1>CO.CC#N>[CH2:31]([NH:38][C:39]([NH:30][C:29]1[C:9]([C:3]2[C:4]([Cl:8])=[CH:5][CH:6]=[CH:7][C:2]=2[Cl:1])=[CH:10][C:11]2[CH:16]=[N:15][C:14]([NH:17][CH2:18][CH2:19][CH2:20][N:21]3[CH2:26][CH2:25][N:24]([CH3:27])[CH2:23][CH2:22]3)=[N:13][C:12]=2[N:28]=1)=[O:40])[C:32]1[CH:37]=[CH:36][CH:35]=[CH:34][CH:33]=1

Participants

4

Reactant 2

HCID 76639Benzyl isocyanateHCID 53281486-(2,6-dichlorophenyl)-2-N-[3-(4-methylpiperazin-1-yl)propyl]pyrido[2,3-d]pyrimidine-2,7-diamine

Product 1

HCID 53281571-Benzyl-3-[6-(2,6-dichlorophenyl)-2-{[3-(4-methylpiperazin-1-yl)propyl]amino}pyrido[2,3-d]pyrimidin-7-yl]ureaYield 63.4%

Reagents, catalysts & solvents 1

HCID 21959252Acetonitrile methanolSolvent

Procedure

6-(2,6-Dichlorophenyl)-N2 -[3-(4-methyl-piperazin-1-yl)-propyl]-pyrido[2,3-d]pyrimidine-2,7-diamine (1.08 g) from Example 36 was reacted with 0.298 g of benzyl isocyanate according to the general procedure of Example 37 to give 0.822 g of 1-benzyl-3-{6-(2,6-dichlorophenyl)-2-[3-(4-methyl-piperazin-1-yl)-propylamino]-pyrido[2,3-d]pyrimidin-7-yl}-urea, ESMS (20/80 MeOH/CH3CN+0.1% AcOH): M+ +H=579; mp 144°-148.5° C.

Sources & evidence

ORD record
ord-50520c4996e84d08a9b75967501e0b2b
Source dataset
uspto-grants-1998_03
Patent number
US05733913

Linked notes

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