Phosphoric Acid → HCID 178467174, compound

HRID 1288016Notes

Reaction equation

[C:1]([C:4]1[C:5]([NH:20][CH:21]2[CH2:25][CH2:24][CH2:23][CH2:22]2)=[C:6]2[C:12]([CH3:13])=[N:11][N:10](CC3OC=CC=3)[C:7]2=[N:8][CH:9]=1)(=[O:3])[CH3:2].P(=O)(O)(O)O>>[C:1]([C:4]1[C:5]([NH:20][CH:21]2[CH2:25][CH2:24][CH2:23][CH2:22]2)=[C:6]2[C:12]([CH3:13])=[N:11][NH:10][C:7]2=[N:8][CH:9]=1)(=[O:3])[CH3:2]

Participants

Reactant 2

HCID 1004Phosphoric Acid

HCID 21503677HCID 21503677, compound

Product 1

HCID 178467174HCID 178467174, compound

Procedure

5-Acetyl-4-cyclopentylamino-1-(2-furanyl)methyl-3-methyl-1H-pyrazolo[3,4-b]pyridine is treated with concentrated phosphoric acid according to the procedure of Example 2 to obtain 5-acetyl-4-cyclopentylamino-3-methyl-1H-pyrazolo[3,4-b]-pyridine.

Sources & evidence

ORD record: ord-601f1af108184615aa7ca8dd8f8901be
Source dataset: uspto-grants-1976_10
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US03987051

Reaction notes

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