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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1892261Generated: November 1, 2026

3,5-Dichlorophenyl isocyanate → N-(3,5-Dichlorophenyl)-2-(4-isopropyl-1,8-naphthyridin-2-yl)hydrazinecarboxamide

https://huagongshe.com/reaction/1892261

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Dichlorophenyl isocyanateHCID 94460—
Reactant2-Hydrazinyl-4-isopropyl-1,8-naphthyridineHCID 67083037—
ProductN-(3,5-Dichlorophenyl)-2-(4-isopropyl-1,8-naphthyridin-2-yl)hydrazinecarboxamideHCID 52912016—

Reaction Steps

A 100 mg (0.5 mmol) sample of 2-hydrazinyl-4-isopropyl-1,8-naphthyridine and 94 mg (1.0 eq) of 3,5-dichlorophenyl isocyanate were reacted as outlined in Scheme 1 above to give the desired title compound. Spectroscopic data: 1H NMR (300 MHz, DMSO-d6) δ ppm 1.23 (d, J=6.74 Hz, 6 H) 3.56 (d, J=6.74 Hz, 1 H) 6.82 (s, 1 H) 7.04 (t, J=1.76 Hz, 1 H) 7.23 (dd, J=8.20, 4.40 Hz, 1 H) 7.59 (br. s., 2 H) 8.31 (d, J=1.47 Hz, 1 H) 8.54 (br. s., 1 H) 8.66 (d, J=1.17 Hz, 1 H) 8.99 (br. s., 1 H) 9.25 (br. s., 1 H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08507682B2
Source datasetuspto-grants-2013_08
ORD IDord-8dcb91d716b14257a9fc3f2f7f74563a
Source noteuspto-grants-2013_08