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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1052713Generated: October 30, 2026

Ammonia → (S)-2-(1-((5-(2,4-Di hydroxyphenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)ethyl)-5-methyl-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one

https://huagongshe.com/reaction/1052713

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantBoron tribromideHCID 25134—
Reactant(S)-2-(1-((5-(2,4-Dimethoxyphenyl)-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)ethyl)-5-methyl-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-oneHCID 131736121—
Product(S)-2-(1-((5-(2,4-Di hydroxyphenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)ethyl)-5-methyl-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-oneHCID 7377593021.7%

Reaction Steps

(S)-2-(1-((5-(2,4-Dimethoxyphenyl)-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)ethyl)-5-methyl-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one (95 mg, 0.14 mmol) was treated with boron tribromide (1M in dichloromethane, 1.46 mL, 14.6 mmol) and a solution of ammonia (7N in methanol, 1.96 mL, 13.72 mmol) according to the method described in Example 41 to give 15 mg (21% yield) of the title compound. Purity 100%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09388189B2
Source datasetuspto-grants-2016_07
ORD IDord-39a3e957bdff449794a2b9e0e50e3a3d
Source noteuspto-grants-2016_07