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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 452323Generated: October 30, 2026

tert-Butyl (5-ethynylpyridin-2-yl)carbamate → HCID 58362386, compound

https://huagongshe.com/reaction/452323

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl (5-ethynylpyridin-2-yl)carbamateHCID 58362538—
ReactantHCID 58362709HCID 58362709—
ProductHCID 58362386HCID 5836238631.5%

Reaction Steps

tert-Butyl (5-ethynylpyridin-2-yl)carbamate (22 mg, 0.1 mmol) and 2-bromo-1-(2-fluoroethyl)-1H-benzo[d]imidazole (24.3 mg, 0.1 mmol) was reacted using general procedure B to afford tert-butyl (5-((1-(2-fluoroethyl)-1H-benzo[d]imidazol-2-yl)ethynyl)pyridin-2-yl)carbamate (12 mg, 31%). 1H NMR (300 MHz, CDCl3): 8.51 (d, J=1.6 Hz, 1H), 8.47 (m, 1H), 7.88 (dd, J=8.8, 2.4 Hz, 7.40-7.34 (m, 3H), 7.31 (d, J=12.8 Hz, 6.22 (s, 1H), 4.80 (t, J=4.8 Hz, 1H), 4.68 (t, J=4.8 Hz, 1H), 4.53 (m, 1H), 4.47 (m, 1H), 1.55 (s, 9H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08491869B2
Source datasetuspto-grants-2013_07
ORD IDord-0cf4557f953e49a99ed4d50dbd65cf64
Source noteuspto-grants-2013_07