HCID 66650273, compound → HCID 16068130, compound

HRID 1801844Notes

Reaction equation

HRID 1801844 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[CH:13]=[C:12]([C:14]([F:17])([F:16])[F:15])[N:11]3[N:18]=[CH:19][C:20]([C:21](O)=[O:22])=[C:10]3[N:9]=2)=[CH:4][C:3]=1[CH3:24].[NH2:25][C:26]1[N:31]=[CH:30][C:29]([C:32]([NH:34]O)=[NH:33])=[CH:28][N:27]=1>>[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[CH:13]=[C:12]([C:14]([F:17])([F:15])[F:16])[N:11]3[N:18]=[CH:19][C:20]([C:21]4[O:22][N:34]=[C:32]([C:29]5[CH:28]=[N:27][C:26]([NH2:25])=[N:31][CH:30]=5)[N:33]=4)=[C:10]3[N:9]=2)=[CH:4][C:3]=1[CH3:24]

Participants

3

Reactant 2

HCID 66650273HCID 66650273, compoundHCID 178513389HCID 178513389, compound

Product 1

HCID 16068130HCID 16068130, compound

Procedure

The title compound was prepared from 5-(4-chloro-3-methyl-phenyl)-7-trifluoromethyl-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (example C.6) (178 mg, 0.5 mmol) and 2-amino-N-hydroxy-pyrimidine-5-carboxamidine (example B.5) (115 mg, 0.75 mmol) according to general procedure II. Obtained after flash chromatography on silica gel (ethyl acetate/heptane) and further purification by crystallization (dichloromethane/hexane) as a yellow solid (54 mg, 23%). MS (EI) 472.1 [(M)+]; mp 272° C.

Workup

  1. customObtained after flash chromatography
  2. customon silica gel (ethyl acetate/heptane) and further purification
  3. customby crystallization (dichloromethane/hexane) as a yellow solid (54 mg, 23%)

Sources & evidence

ORD record
ord-de238bfac05344dcadbaaa78243da79c
Source dataset
uspto-grants-2013_01
Patent number
US08349844B2

Reaction notes

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