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2 047 597

(13)

C1

(51)

IPC

(21) (22)

Application

5022681/04, 1992-01-21

(22)

Actual filing date

1992-01-21

(45)

Published

1995-11-10

(72)

Inventor

Vajner V.B.Avdjunina Z.P.Baranova E.M.Glagoleva I.V.Tokareva A.A.Novikov V.M.

(73)

Holder

Moskovskoe Nauchno-Proizvodstvennoe Ob"Edinenie

N-(2-HYDROXYETHYL)-ASPARTIC ACID AND N-ALKYLPOLYETHYLENE GLYCOL MONOESTERS AS TEXTILE-MEANS SUBSTANCES Russian patent published in 1995 - IPC

Abstract RU 2047597 C1

FIELD: organic chemistry. SUBSTANCE: product: monoesters of N-(2-hydroxyethyl)-aspartic acid and n-alkylpolyethylene glycols of the formula CH3(CH2)m-O-(CH2-CH2-O)n-C(O)-CH2-CH(C/O/OH)-NH-CH2-CH2-OH where m 5-9, n 4-6. Reagent 1: compound of the formula CH3-(CH2)m-O-(CH2-CH2-O)nH where m and n as indicated above. Reagent 2: maleic anhydride. Reaction conditions: heating at 80 C for 4 hr followed by treatment of obtained monoester with monoethanolamine at heating from 20-25 to 90 C and stirring at 90 C for 3 hr. Synthesized compounds were used in chemical industry. EFFECT: improved method of synthesis. 4 tbl

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RU 2 047 597 C1

Authors

Vajner V.B.

Avdjunina Z.P.

Baranova E.M.

Glagoleva I.V.

Tokareva A.A.

Novikov V.M.

Dates

1995-11-10—Published

1992-01-21—Filed

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