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2 022 960

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IPC

(21) (22)

Application

5020286/04, 1991-11-29

(22)

Actual filing date

1991-11-29

(45)

Published

1994-11-15

(72)

Inventor

Zejnalov Bakhadur Kasumovich[Az]Gadzhiev Tofik Panakh Ogly[Az]Alieva Nakhida Ali Kyzy[Az]Sadieva Nazilja Fejruz Kyzy[Az]

(73)

Holder

Institut Neftekhimicheskikh Protsessov An Azerbajdzhanskoj Respubliki

METHOD OF SYNTHESIS OF CARBOXYLIC ACID MONOPROPYLENE GLYCOL ESTERS Russian patent published in 1994 - IPC

Abstract RU 2022960 C1

FIELD: organic chemistry. SUBSTANCE: product - monopropylene glycol ester of aliphatic, naphthenic or aromatic acid of formula (I) . Yield is 94.5-96.5% , m. p. is 139-154 C/2 mm mercury column. Reagent 1: aliphatic or naphthenic or aromatic acid. Reagent 2: monopropylene glycol. Reaction conditions: heating at 155-160 C at mole ratio of reagents 1 and 2 = 1: (1.8-2) in the presence of catalyst - natural zeolite-clinoptilolite. Method is used in chemistry of glycol esters. EFFECT: improved method of synthesis. 2 tbl

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RU 2 022 960 C1

Authors

Zejnalov Bakhadur Kasumovich[Az]

Gadzhiev Tofik Panakh Ogly[Az]

Alieva Nakhida Ali Kyzy[Az]

Sadieva Nazilja Fejruz Kyzy[Az]

Dates

1994-11-15—Published

1991-11-29—Filed