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2 024 499

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IPC

(21) (22)

Application

5032510/04, 1992-03-17

(22)

Actual filing date

1992-03-17

(45)

Published

1994-12-15

(72)

Inventor

Levin Ja.A.Shermergorn I.M.Zakharova L.G.Korshin Eh.E.Vafina N.M.

(73)

Holder

Institut Organicheskoj I Fizicheskoj Khimii Im.A.E.Arbuzova Kazanskogo Filiala Ran

HIGHER N-ACYL-N,N-TRIPHENYL-β-AMINOISOBUTYRYLAMIDINIUM CHLORIDES SHOWING CAPABILITY TO INHIBIT CHEMICAL METAL CORROSION IN HYDROGEN SULFIDE-CONTAINING MINERALIZED MEDIA Russian patent published in 1994 - IPC

Abstract RU 2024499 C1

FIELD: metallurgy. SUBSTANCE: product - higher N-acyl-N¹, N²-triphenyl-β-aminoisobutyrylamidinium chlorides of the formula PhN(C_nH_2n+1C=O)CH₂C(CH₃)H-C-NHPh[(+)NHPh)Cl^- where n = 8, 10, 17, empirical formula is C₃₁H₄₀ClN₃₀, m. p. is 159-160 C, yield is 92%. Empirical formula is C₃₃H₄₄ClN₃₀, m. p. is 166-168 C, yield is 95%. Empirical formula is C₄₀H₅₈ClN₃₀, m. p. is 148-150 C, yield is 89%. Reagent 1: acylchlorides. Reagent 2: N, N¹, N²-triphenyl-β-aminoisobutyrylamidine. Reaction conditions: anhydrous ethyl ether. EFFECT: improved method of synthesis. 2 tbl

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RU 2 024 499 C1

Authors

Levin Ja.A.

Shermergorn I.M.

Zakharova L.G.

Korshin Eh.E.

Vafina N.M.

Dates

1994-12-15—Published

1992-03-17—Filed