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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1909937Generated: October 31, 2026

o-Tolylacetic acid → 1-methyl-3-{1-[(2-methylphenyl)acetyl]-2,3-dihydro-1H-indol-5-yl}-1H-pyrazolo[3,4-d]pyrimidin-4-amine

https://huagongshe.com/reaction/1909937

Reaction equation

Participants

RoleNameHCIDCharge
Reactanto-Tolylacetic acidHCID 69519—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant3-(2,3-dihydro-1H-indol-5-yl)-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amineHCID 66823551—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
Product1-methyl-3-{1-[(2-methylphenyl)acetyl]-2,3-dihydro-1H-indol-5-yl}-1H-pyrazolo[3,4-d]pyrimidin-4-amineHCID 53467822—

Reaction Steps

In a 20 mL vial with cap, to the solution of 3-(2,3-dihydro-1H-indol-5-yl)-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine.2HCl (70 mg, 0.206 mmol), (2-methylphenyl)acetic acid (31.0 mg, 0.206 mmol), HATU (78 mg, 0.206 mmol) in DMF (2 mL) was added Hunig's base (0.144 mL, 0.825 mmol). The mixture was stirred at room temperature for overnight. LCMS showed the reaction was completed. The reaction was poured into water, white solid formed. The white solid was filtered, dried to give the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08598156B2
Source datasetuspto-grants-2013_12
ORD IDord-1a23699e7cfe4cacb2058e5282bcb1f6
Source noteuspto-grants-2013_12