1-(2-PYRIDYL)-1,2-ETHANDIOL PREPARATION METHOD Russian patent published in 2005 - IPC

Abstract RU 2247720 C1

FIELD: organic synthesis.

SUBSTANCE: 1-(2-pyridyl)-1,2-ethandiol finding use as starting compound in synthesis of therapeutical preparations (ethoxadrol, dexoxadrol, laevoxadrol, and dioxadrol) and as a component in synthesis of polyester polymers is prepared via interaction of equimolar amounts of 2-vinylpyridine and 5% potassium permanganate aqueous solution in water/acetone mixture (3:2 by volume) followed by neutralization of reaction mixture with sulfuric acid in presence of isopropyl alcohol and isolation of desired product.

EFFECT: increased yield and purity of product.

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RU 2 247 720 C1

Authors

Novakov I.A.

Orlinson B.S.

Navrotskij M.B.

Dates

2005-03-10Published

2003-12-01Filed