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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2261692Generated: November 2, 2026

Sodium Carbonate → HCID 178434670, compound

https://huagongshe.com/reaction/2261692

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium CarbonateHCID 10340—
ReactantBoron tribromideHCID 25134—
ReactantHCID 178488272HCID 178488272—
SolventDichloromethaneHCID 6344—
ProductHCID 178434670HCID 17843467019%

Reaction Conditions

Temperature4 °C

Reaction Steps

To a suspension of 4-(5-methoxy-benzothiazol-2-yl)-5-methyl-2H-pyrazol-3-ylamine (60 mg, 0.23 mmol) in CH2Cl2 (5 mL) at 4° C. was slowly added tribromoborane (2.3 mL of a 1M solution in dichloromethane, 2.3 mmol). The reaction temperature was maintained at 4° C. and the solution was stirred overnight. The mixture was then neutralized with sodium carbonate solution. The resulting solids were isolated by filtration and were purified by flash chromatography eluting with CHCl3:MeOH=9:1 to yield 10 mg (19%) of the title compound as a cream coloured solid. MS (m/z, ES+): 247.1 (M+1, 100%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07847101B2
Source datasetuspto-grants-2010_12
ORD IDord-e0857e33336d47899a335e73183fa0be
Source noteuspto-grants-2010_12