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 Institutul De Cercetari Chimico-FarmaceuticefiledCriticalInstitutul De Cercetari Chimico-Farmaceutice
Priority to RO81104617ApriorityCriticalpatent/RO82558A2/ro
Publication of RO82558B1publicationCriticalpatent/RO82558B1/ro
Publication of RO82558A2publicationCriticalpatent/RO82558A2/ro
Inventia se refera la un procedeu pentru prepararea 1,5-bis(5-nitrofurfuriliden) acetonei prin condensarea 5-nitrofurfuralului sau 5-nitrofurfural diacetatului cu acetona în prezenta de acid sulfuric, si anume derivatul furfurilic se trateaza cu acetona la un raport molar de 1:3 cu un debit de adaugare al acetonei de acid sulfuric 45...52% la concentratii de derivat furfurilic de 7...12% si temperauri de 78...85 degree C.
RO81104617A1981-06-191981-06-19Procedeu pentru obtinerea 1,5-bis(5-nitrofurfuriliden)-acetonei
RO82558A2
(ro)