RO84822B1 - Procedeu pentru prepararea hidrazidei ftalice - Google Patents

Procedeu pentru prepararea hidrazidei ftalice

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Publication number
RO84822B1
RO84822B1 RO108146A RO10814682A RO84822B1 RO 84822 B1 RO84822 B1 RO 84822B1 RO 108146 A RO108146 A RO 108146A RO 10814682 A RO10814682 A RO 10814682A RO 84822 B1 RO84822 B1 RO 84822B1
Authority
RO
Romania
Prior art keywords
preparation
phthalic hydrazide
aqueous solution
sodium hydroxide
hydrazine
Prior art date
Application number
RO108146A
Other languages
English (en)
Other versions
RO84822A2 (ro
Inventor
Teodora Panea
Maria Morar
Elena Bucur
Elisabeta Teodora Marcu
Violeta Vaidean Pascalau
Original Assignee
Teodora Panea
Maria Morar
Elena Bucur
Elisabeta Teodora Marcu
Violeta Vaidean Pascalau
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Teodora Panea, Maria Morar, Elena Bucur, Elisabeta Teodora Marcu, Violeta Vaidean Pascalau filed Critical Teodora Panea
Priority to RO108146A priority Critical patent/RO84822B1/ro
Publication of RO84822A2 publication Critical patent/RO84822A2/ro
Publication of RO84822B1 publication Critical patent/RO84822B1/ro

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Inventia se refera la un procedeu pentru prepararea hidrahidridei ftalice cu sulfat de hidrazina care are loc solutie apoasa în prezenta unei cantitîti de hidroxid de sodiu 23% din cantitatea teoretic necesara pentru punerea în libertate a întregii cantitati de hidrazina din sulfatul sau: hidroxidul de sodiu adaugîndu-se de începutul reactiei sub forma de solutie apoasa 10%.
RO108146A 1982-07-13 1982-07-13 Procedeu pentru prepararea hidrazidei ftalice RO84822B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO108146A RO84822B1 (ro) 1982-07-13 1982-07-13 Procedeu pentru prepararea hidrazidei ftalice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO108146A RO84822B1 (ro) 1982-07-13 1982-07-13 Procedeu pentru prepararea hidrazidei ftalice

Publications (2)

Publication Number Publication Date
RO84822A2 RO84822A2 (ro) 1984-07-17
RO84822B1 true RO84822B1 (ro) 1984-09-30

Family

ID=20111816

Family Applications (1)

Application Number Title Priority Date Filing Date
RO108146A RO84822B1 (ro) 1982-07-13 1982-07-13 Procedeu pentru prepararea hidrazidei ftalice

Country Status (1)

Country Link
RO (1) RO84822B1 (ro)

Also Published As

Publication number Publication date
RO84822A2 (ro) 1984-07-17

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