Diisopropylethylamine → HCID 59457533, compound

HRID 1777324Notes

Reaction equation

[Br:1][C:2]1[N:7]=[C:6]([C:8]2[CH2:13][CH2:12][C:11]([CH3:15])([CH3:14])[CH2:10][CH:9]=2)[C:5]([NH2:16])=[CH:4][CH:3]=1.[K+].[C:18]([C:20]1[N:21]=[C:22]([C:33]([O-])=[O:34])[N:23]([CH2:25][O:26][CH2:27][CH2:28][Si:29]([CH3:32])([CH3:31])[CH3:30])[CH:24]=1)#[N:19].C1CN([P+](Br)(N2CCCC2)N2CCCC2)CC1.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>>[Br:1][C:2]1[N:7]=[C:6]([C:8]2[CH2:13][CH2:12][C:11]([CH3:14])([CH3:15])[CH2:10][CH:9]=2)[C:5]([NH:16][C:33]([C:22]2[N:23]([CH2:25][O:26][CH2:27][CH2:28][Si:29]([CH3:32])([CH3:31])[CH3:30])[CH:24]=[C:20]([C:18]#[N:19])[N:21]=2)=[O:34])=[CH:4][CH:3]=1

Participants

Reactant 4

HCID 81531Diisopropylethylamine

HCID 2733179PyBroP

HCID 59457531HCID 59457531, compound

HCID 67188357potassium 4-cyano-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-imidazole-2-carboxylate

Product 1

HCID 59457533HCID 59457533, compound

Procedure

The title compound was prepared from 6-bromo-2-(4,4-dimethyl-cyclohex-1-enyl)-pyridin-3-ylamine (as prepared in the previous step, 60 mg, 0.21 mmol), potassium 4-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylate (as prepared in Example 1, step (d), 91.0 mg, 0.290 mmol), PyBroP (157 mg, 0.330 mmol) and DIEA (91.0 μL, 0.520 mmol) according to the procedure in Example 1, step (f) (84 mg, 78%). 1H-NMR (CDCl3; 400 MHz): δ 9.91 (s, 1H), 8.64 (d, 1H, J=8.6 Hz), 7.79 (s, 1H), 7.38 (d, 1H, J=8.6 Hz), 6.00 (m, 1H), 5.92 (s, 2H), 3.67 (m, 2H), 2.46 (m, 2H), 2.14 (m, 2H), 1.62 (t, 2H, J=6.3 Hz), 1.12 (s, 6H), 0.98 (m, 2H).

Sources & evidence

ORD record: ord-8032fe7116d7476b9c59f8ee11c24f7f
Source dataset: uspto-grants-2016_02
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09266866B2

Reaction notes

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