Cyanoacetic acid → HCID 178511170, compound

HRID 64321Notes

Reaction equation

[O:1]([C:8]1[CH:13]=[CH:12][C:11]([C:14]2[C:25]([C:26]([NH2:28])=[O:27])=[C:17]3[NH:18][C:19]4[CH2:24][CH2:23][NH:22][CH2:21][C:20]=4[N:16]3[N:15]=2)=[CH:10][CH:9]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[C:29]([CH2:31][C:32](O)=[O:33])#[N:30]>>[C:29]([CH2:31][C:32]([N:22]1[CH2:23][CH2:24][C:19]2[NH:18][C:17]3[N:16]([N:15]=[C:14]([C:11]4[CH:10]=[CH:9][C:8]([O:1][C:2]5[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=5)=[CH:13][CH:12]=4)[C:25]=3[C:26]([NH2:28])=[O:27])[C:20]=2[CH2:21]1)=[O:33])#[N:30]

Participants

Reactant 2

HCID 9740Cyanoacetic acid

HCID 178513491HCID 178513491, compound

Product 1

HCID 178511170HCID 178511170, compound

Procedure

The desired compound was prepared from 2-(4-phenoxyphenyl)-5,6,7,8-tetrahydro-4H-pyrazolo[5′,1′:2,3]imidazo[4,5-c]pyridine-3-carboxamide and 2-cyanoacetic acid according to the procedure similar to that for compound 54. 1H NMR (400 MHz, DMSO-d6 at 80° C.) δ 11.55 (s, 1H), 7.68 (d, J=8.6 Hz, 2H), 7.41 (d, J=7.6 Hz, 1H), 7.39 (d, J=7.6 Hz, 1H), 7.16 (t, J=7.6 Hz, 1H), 7.11-6.93 (m, 4H), 6.22 (br s, 2H), 4.68 (s, 2H), 4.14 (s, 2H), 3.86-3.79 (m, 2H), 2.84-2.73 (m, 2H). MS (ESI) m/e [M+1]+ 440.9.

Sources & evidence

ORD record: ord-d8e64d16b45a467692e7fddcde359f15
Source dataset: uspto-grants-2016_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09447106B2

Reaction notes

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