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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 59917Generated: October 29, 2026

Lithium Hydroxide → HCID 118366274, compound

https://huagongshe.com/reaction/59917

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
ReactantHCID 53418010HCID 53418010—
Reactant(R)-6-(3-(2-ethoxyphenoxy)piperidin-1-yl)-5-fluoronicotinic acidHCID 118366159—
ProductHCID 118366274HCID 118366274—

Reaction Steps

(R)-4-((6-(3-(2-ethoxyphenoxy)piperidin-1-yl)-5-fluoronicotinamido)methyl)picolinic acid was prepared from (R)-6-(3-(2-ethoxyphenoxy)piperidin-1-yl)-5-fluoronicotinic acid and methyl 4-(aminomethyl)picolinate using Amidation Method 2 (EDCl) and Ester Hydrolysis Method 1 (LiOH). 1H NMR (500 MHz, CDCl3) δ 8.57 (d, 1H), 8.42 (s, 1H), 8.16 (s, 1H), 7.67 (dd, 1H), 7.57 (d, 1H), 7.03 (dd, 1H), 6.95 (m, 1H), 6.88 (m, 2H), 6.78 (br s, 1H), 4.74 (d, 2H), 4.34 (m, 1H), 4.29 (m, 1H), 4.03 (m, 2H), 3.93 (m, 1H), 3.49 (m, 1H), 3.43 (m, 1H), 2.17 (m, 1H), 2.01 (m, 1H), 1.89 (m, 1H), 1.64 (m, 1H), 1.40 (t, 3H). MS (ES+) 495.2 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09440949B2
Source datasetuspto-grants-2016_09
ORD IDord-963c1352dc1945788bc37c5013cee986
Source noteuspto-grants-2016_09