Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1874824Generated: October 27, 2026

Nicotinic Acid → HCID 59451444, compound

https://huagongshe.com/reaction/1874824

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNicotinic AcidHCID 938—
ReactantDiisopropylethylamineHCID 81531—
ReactantBis(2-oxo-3-oxazolidinyl)phosphinic chlorideHCID 152842—
Reactant5-amino-N-({4-chloro-3-[(3-chloro-5-cyanophenyl)oxy]-2-fluorophenyl}methyl)-1H-indole-2-carboxamide trifluoroacetateHCID 86644884—
ProductHCID 59451444HCID 5945144422.3%

Reaction Steps

The title compound (0.011 g, 19%) was prepared from 5-amino-N-({4-chloro-3-[(3-chloro-5-cyanophenyl)oxy]-2-fluorophenyl}methyl)-1H-indole-2-carboxamide trifluoroacetate (0.050 g, 0.086 mmol), 3-pyridinecarboxylic acid (0.011 g, 0.086 mmol), DIPEA (0.075 mL, 0.43 mmol) and bis(2-oxo-3-oxazolidinyl)phosphinic chloride (0.065 g, 0.257 mmol) in a similar manner as described in the general procedure. 1H NMR (400 MHz, DMSO-d6): δ ppm 11.66 (s, 1H), 10.38 (s, 1H), 9.16 (s, 2H), 8.80 (s, 1H), 8.38 (s, 1H), 8.12 (s, 1H), 7.72-7.97 (m, 1H), 7.32-7.97 (m, 7H), 7.19 (s, 1H), 4.58 (d, 2H). MS: m/z 574 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08304419B2
Source datasetuspto-grants-2012_11
ORD IDord-b6ca32dc39d8497487e1c97be326a090
Source noteuspto-grants-2012_11