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1 841 154

(13)

(51)

IPC

C07D487/08(2006-01-01)

(21) (22)

Application

0000984318, 1967-06-15

(22)

Actual filing date

1967-06-15

(45)

Published

2016-07-20

(72)

Inventor

Bekhtyaeva Aleksandra AfanasevnaPykhov Vasilij TimofeevichKvasova Klavdiya Aleksandrovna

METHOD OF DINITRO-METHYLENE-TETRAMINE PURIFYING Russian patent published in 2016 - IPC C07D487/08

Abstract SU 1841154 A1

FIELD: chemistry.

SUBSTANCE: invention relates to a method of dinitro-penta-methylene-tetramine purifying by processing with an organic solvent, characterised by that, to increase the target product amount, acetic anhydride is taken as the organic solvent in amount, insufficient for full dissolution of the target product, process is carried at a temperature of about 50 °C.

EFFECT: technical effect is method of dinitro-penta-methylene-tetramine purifying with target product high output.

1 cl, 1 tbl, 1 ex

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SU 1 841 154 A1

Authors

Bekhtyaeva Aleksandra Afanasevna

Pykhov Vasilij Timofeevich

Kvasova Klavdiya Aleksandrovna

Dates

2016-07-20—Published

1967-06-15—Filed