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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1967211Generated: October 27, 2026

1-Octyne → HCID 25222178, compound

https://huagongshe.com/reaction/1967211

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-OctyneHCID 12370—
ReactantEthylacetate heptaneHCID 21899848—
ReactantToluene-4-sulfonic acid 6-methyl-pyrimidin-4-yl esterHCID 86646621—
ProductHCID 25222178HCID 25222178—

Reaction Steps

This product was prepared from toluene-4-sulfonic acid 6-methyl-pyrimidin-4-yl ester and 1-octyne following the general procedure for the Sonogashira cross-coupling reaction described above. Chromatography eluent: heptane/EtOAc 8:2; yield (37.6 mg, 40%); 1H NMR δ (CDCl3): 9.01 (s, 1H), 7.21 (s, 1H), 2.52 (s, 3H), 2.48 (t, J=7.23 Hz, 2H), 1.63 (p, J=7.17 Hz, 2H), 1.50-1.30 (m, 6H), 0.91 (t, J=7.25 Hz, 3H); LCMS m/z: 188.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08420812B2
Source datasetuspto-grants-2013_04
ORD IDord-9528867b28894cea9286cbc4579f496f
Source noteuspto-grants-2013_04