1-(2,4-Xylyl)piperazine → HCID 25065262, compound

HRID 387013

Reaction equation

[C:1]([N:5]1[C:9]([C:10]2[CH:15]=[CH:14][C:13]([CH3:16])=[CH:12][CH:11]=2)=[CH:8][C:7]([CH2:17][CH2:18][CH:19]=O)=[N:6]1)([CH3:4])([CH3:3])[CH3:2].[CH3:21][C:22]1[CH:27]=[C:26]([CH3:28])[CH:25]=[CH:24][C:23]=1[N:29]1[CH2:34][CH2:33][NH:32][CH2:31][CH2:30]1.CCN(C(C)C)C(C)C.[BH-](OC(C)=O)(OC(C)=O)OC(C)=O.[Na+]>>[C:1]([N:5]1[C:9]([C:10]2[CH:15]=[CH:14][C:13]([CH3:16])=[CH:12][CH:11]=2)=[CH:8][C:7]([CH2:17][CH2:18][CH2:19][N:32]2[CH2:33][CH2:34][N:29]([C:23]3[CH:24]=[CH:25][C:26]([CH3:28])=[CH:27][C:22]=3[CH3:21])[CH2:30][CH2:31]2)=[N:6]1)([CH3:4])([CH3:3])[CH3:2]

Participants

Reactant 4

HCID 705441-(2,4-Xylyl)piperazine

HCID 81531Diisopropylethylamine

HCID 5049666Sodium triacetoxyborohydride

HCID 866399173-(1-tert-butyl-5-p-tolyl-1H-pyrazol-3-yl)propanal

Product 1

HCID 25065262HCID 25065262, compound

Procedure

88 mg (82%) of target compound was obtained by using a method same as in Example 1 by using 3-(1-tert-butyl-5-p-tolyl-1H-pyrazol-3-yl)propanal (60 mg, 0.222 mmol), 1-(2,4-dimethylphenyl)piperazine (42 mg, 0.222 mmol), DIPEA (0.06 mL, 0.333 mmol) and NaBH(OAc)3 (141 mg, 0.666 mmol).

Workup

custom88 mg (82%) of target compound was obtained

Sources & evidence

ORD record: ord-4f9d966a701f44e78ac2e5af53569cba
Source dataset: uspto-grants-2013_02
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08372844B2

Linked notes

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