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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 910902Generated: October 30, 2026

Potassium Phosphate, Tribasic → HCID 24827112, compound

https://huagongshe.com/reaction/910902

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium Phosphate, TribasicHCID 62657—
Reactant2-Amino-4-methylthiazoleHCID 74143—
Reactant1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 636044—
Reactant2-Chloro-4-phenoxypyridineHCID 11788967—
CatalystBis(dibenzylideneacetone)palladiumHCID 9811564—
SolventWaterHCID 962—
SolventTolueneHCID 1140—
ProductHCID 24827112HCID 2482711223.6%

Reaction Steps

Using the method of Example 3, Step B, 2-chloro-4-phenoxypyridine (0.575 g, 2.79 mmol), 4-methylthiazol-2-amine (6.35 mL, 2.54 mmol), potassium phosphate (0.593 g, 2.79 mmol), Pd2(dba)3 (0.0582 g, 0.0635 mmol) and 4,5-bis(diphenylphosphino)-9,9-dimethyl-9H-xanthene (0.0404 g, 0.0699 mmol) in toluene (8 mL) and water (2 mL) afforded N-(4-methylthiazol-2-yl)-4-phenoxypyridin-2-amine (170 mg, 23% yield) as yellow solid. 1H NMR (CDCl3) δ 9.72 (bs, 1H), 8.17 (d, 1H), 7.41 (m, 2H), 7.25 (m, 1H), 7.08 (m, 2H), 6.48 (dd, 1H), 6.30 (s, 1H), 6.28 (d, 1H), 2.19 (d, 3H); Mass spectrum (esi) m/z=284 (100) (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08022222B2
Source datasetuspto-grants-2011_09
ORD IDord-ed48c183921543b0a26ac1830a0b2c7a
Source noteuspto-grants-2011_09