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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 910920Generated: November 1, 2026

Potassium Phosphate, Tribasic → HCID 24825880, compound

https://huagongshe.com/reaction/910920

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium Phosphate, TribasicHCID 62657—
Reactant2-Amino-4-methylthiazoleHCID 74143—
ReactantHCID 86634719HCID 86634719—
Catalyst1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 636044—
CatalystBis(dibenzylideneacetone)palladiumHCID 9811564—
ProductHCID 24825880HCID 2482588045.4%

Reaction Steps

Using the method of Example 3, Step B, 4-methylthiazol-2-amine (16.77 mL, 6.708 mmol), 2-chloro-4-(5,6,7,8-tetrahydronaphthalen-1-yloxy)pyridine (1.584 g, 6.099 mmol), potassium phosphate (1.424 g, 6.708 mmol), Pd2(dba)3 (0.1396 g, 0.1525 mmol) and 4,5-bis(diphenylphosphino)-9,9-dimethyl-9H-xanthene (0.09528 g, 0.1647 mmol) were reacted to provide N-(4-methylthiazol-2-yl)-4-(5,6,7,8-tetrahydronaphthalen-1-yloxy)pyridin-2-amine hydrochloride (1.035 g, 45.39% yield) after salt formation. 1H NMR (d6-DMSO) δ 8.23 (d, 1H), 7.24 (t, 1H), 7.09 (d, 1H), 6.96 (d, 1H), 6.69 (s, 1H), 6-65 (m, 1H), 6.54 (m, 1H), 2.79 (m, 2H), 2.48 (m, 2H), 2.25 (s, 3H), 1.70 (m, 4H); Mass spectrum (apci) m/z=338.2 (M+H—HCl).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08022222B2
Source datasetuspto-grants-2011_09
ORD IDord-e7996cdc1b07481898b3c4e544eb39e6
Source noteuspto-grants-2011_09