1955
DOI: 10.1021/ie50543a017
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Staff-Industry Collaborative Report Nitrofurans Pilot Plant

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Cited by 14 publications
(6 citation statements)
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“…Our f i n a l c o n s t r a i n t was c o s t . The commercial procedures f o r making 5 -n i t r o f u r a n s a l l i n v o l v e s t a r ti n g m a t e r i a l s a v a i l a b l e only w i t h low s p e c i f i c a c t i v i t y and/or a t h i g h c o s t ( 2 ) . W e had, t h e r e f o r e , t o develop a new s y n t h e t i c pathway.…”
Section: R Doose and B Hoenermentioning
confidence: 99%
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“…Our f i n a l c o n s t r a i n t was c o s t . The commercial procedures f o r making 5 -n i t r o f u r a n s a l l i n v o l v e s t a r ti n g m a t e r i a l s a v a i l a b l e only w i t h low s p e c i f i c a c t i v i t y and/or a t h i g h c o s t ( 2 ) . W e had, t h e r e f o r e , t o develop a new s y n t h e t i c pathway.…”
Section: R Doose and B Hoenermentioning
confidence: 99%
“…Only i n t e rm e d i a t e s 2 and 3 were i s o l a t e d i n t h e s y n t h e t i c procedure and t h e r e f o r e only t h e s e two i n t e r m e d i a t e s and t h e f i n a l product w e r e c h a r a c t e r i z e d . E t h y l 2-furoate-carbonyl-14C (2) .OmCi/mmol (0.55 mmol) g e n e r a t e d from Ba14C03 and H2SO4 was t r a n s f e r r e d under h i g h vacuum. The c a r b o x y l a t i o n w a s allowed t o c o n t i n u e o v e r n i g h t a t -8OOC.…”
Section: Nuclear R a D I O A C T I V I T Y Measurements Were Done U mentioning
confidence: 99%
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“…Synthetic antibacterial compounds which do not derive from sulfonamide are numerous and chemically varied. An important group is formed by the 5-nitrofurfural derivatives (eg.- nitrofurazone, furazolidone, nitrofurantoin, Figure 1 ), generically known as nitrofurans [ 1 ].…”
Section: Introductionmentioning
confidence: 99%
“…Η τελευταία με υδρόλυση παρέχει 5-νιτρο-2φουραλδεϋδη (III), η συμπύκνωση της οποίας με 3-αμινο-2οξαζολιδόνη δίνει σχεδόν ποσοτικά φουραζολιδόνη (Sanders et al 1955, Gever et al 1955. Β, ΦΥΕΙΚΟΧΗΜΙΚΕΕ ΙΔΙΟΤΗΤΕΣ THE ΦΟΥΡΑΖΟΛΙΔΟΝΗΣ Η φουραζολιδόνη είναι κίτρινη κρυσταλλική ουσία με ασαφές σημείο τήξης» δεδομένου ότι πριν τακεί παρουσιάζει μερική αποσύνθεση η οποία ολοκληρώνεται στους 275° C. Διαλύεται ελάχιστα σε νερό (40rag/L), αλκοόλη (90mg/L) και χλωροφόρμιο (2Û0mg/L).…”
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