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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1361478Generated: October 30, 2026

Acetonitrile → HCID 135416291, compound

https://huagongshe.com/reaction/1361478

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetonitrileHCID 6342—
ReactantPotassium CarbonateHCID 11430—
Reactant2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenolHCID 2734622—
ReactantHCID 58182722HCID 58182722—
SolventWaterHCID 962—
ProductHCID 135416291HCID 135416291—

Reaction Conditions

Temperature175 °C

Reaction Steps

A mixture of isobutyl 1-(3-bromo-1,2,4-thiadiazol-5-yl)piperidin-4-ylcarbamate (0.38 g, 1.1 mmol), 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-phenol (0.35 g, 1.6 mmol), Pd(Ph3)4 (12 mg, 11 μmol), K2CO3 (0.29 g, 2.1 mmol), CH3CN (3.0 mL), and H2O (0.3 mL) was sealed in a microwave vessel and heated by microwave irradiation at 175° C. for 15 minutes. The reaction was cooled to room temperature, diluted with water, and extracted with CH2Cl2. The combined extracts were washed with water, dried over Na2SO4, and concentrated under reduced pressure. The residue was purified by reverse phase HPLC (10%-99% CH3CN (0.035% TFA)/H2O (0.05% TFA)) to yield isobutyl 1-(3-(2-hydroxyphenyl)-1,2,4-thiadiazol-5-yl)piperidin-4-ylcarbamate. LC/MS: m/z 377.3 (M+H)+ at 3.77 min (10%-99% CH3CN (0.035% TFA)/H2O (0.05% TFA)).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07880008B2
Source datasetuspto-grants-2011_02
ORD IDord-0aee4fdbcb064da899874064683c96fb
Source noteuspto-grants-2011_02