METHOD OF PRODUCING ERYTHRULOSE FROM DIHYDROXYACETONE AND FORMALDEHYDE Russian patent published in 2021 - IPC B01J23/06 B01J23/745 B01J23/75 C07H1/00 C07H3/02 

Abstract RU 2741007 C1

FIELD: chemistry.

SUBSTANCE: invention can be used in chemical industry and relates to a method for producing erythrulose. Disclosed is a method of producing erythrulose from dihydroxyacetone and formaldehyde by aldol condensation, characterized in that process of aldol condensation of formaldehyde and dihydroxyacetone is carried out while heating to temperature not higher than 80 °C in aqueous solution at pH 7.54–8.71, where pH is controlled by amount of introduced heterogeneous catalyst, which is zeolite-like imidazolate frame ZIF, formed by cations Zn (II), Co (II), Fe (II), Cd (II) and organic linkers selected from imidazole, 2-methylimidazole, 2-ethylimidazole and imidazole-2-carboxyaldehyde.

EFFECT: novel efficient method of producing erythrulose.

5 cl, 3 tbl, 21 ex

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RU 2 741 007 C1

Authors

Timofeeva Mariia Nikolaevna

Gromov Nikolai Vladimirovich

Medvedeva Tatiana Borisovna

Lukoianov Ivan Andreevich

Taran Oksana Pavlovna

Parmon Valentin Nikolaevich

Dates

2021-01-22Published

2020-04-16Filed