๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

Facile synthesis and nitration of cis-syn-cis-2,6-dioxodecahydro-1H,5H-diimidazo[4,5-b:4',5'-e]pyrazine

โœ Scribed by Vedachalam, Murugappa; Ramakrishnan, Vayalakkavoor T.; Boyer, Joseph H.; Dagley, Ian J.; Nelson, Keith A.; Adolph, Horst G.; Gilardi, Richard; George, Clifford; Flippen-Anderson, Judith L.

Book ID
119951469
Publisher
American Chemical Society
Year
1991
Tongue
English
Weight
962 KB
Volume
56
Category
Article
ISSN
0022-3263

No coin nor oath required. For personal study only.

๐Ÿ“œ SIMILAR VOLUMES

Dense compounds of C, H, N, and O atoms:
Dense compounds of C, H, N, and O atoms: Nitramine derivatives of diimino- and dioxodecahydro-1 h,5h-diimidazo-[4,5-b:4โ€ฒ,5โ€ฒ-e]pyrazine
โœ Murugappa Vedachalam; Vayalakkavoor T. Ramakrishnan; Joseph H. Boyer ๐Ÿ“‚ Article ๐Ÿ“… 1991 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 518 KB

Guanidine condensed with I ,4-diformyl-2,3,5,6-tetrahydroxypiperazine 1 to give 2,6-diiminodecahydro-I H,5H-diimidazo[4,5-b:4',5'-e]pyrazine 3 isolated as the tetrahydrochloride salt. Nitric acid (1OWo) at -40ยฐC converted the bisguanidine 3 to 2,6-dinitrimino-4,8dinitrodecahydro -IH,5Hdiimidazo[4,5b

2,6-Dithiodecahydro-1H,5H-Diimidazo[4,5,
2,6-Dithiodecahydro-1H,5H-Diimidazo[4,5,-b:4โ€ฒ,5โ€ฒ-e]Pyrazine and related dioxo- and diimino-decahydrodiimidazopyrazines
โœ Murugappa Vedachalam; Joseph H. Boyer ๐Ÿ“‚ Article ๐Ÿ“… 1993 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 550 KB

## Abstract Thiourea condensed with 1,4โ€diformylโ€2,3,5,6โ€tetrahydroxypiperazine __2__ in the presence of hydrochloric acid to give 2,6โ€dithiodecahydroโ€1 H,5Hโ€diimidazo[4,5,โ€b:4โ€ฒ,5โ€ฒโ€e]pyrazine __5__ isolated as the dihydrochloride salt. The salt __5__. 2HCl was converted to the free base __5__ by li

ChemInform Abstract: Facile Synthesis of
ChemInform Abstract: Facile Synthesis of 6-Aryl-1,3-dimethyl-5H-pyrimido[4,5-b][1,4]diazepine-2,4(1H,3H)-diones.
โœ Shahriyar Taghavi-Moghadam; Ruediger Stumpf; Helmut Fischer; Wolfgang Pfleiderer ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 32 KB ๐Ÿ‘ 1 views

## Facile Synthesis of 6-Aryl-1,3-dimethyl-5H-pyrimido[4,5b][1,4]diazepine-2,4(1H,3H)-diones. -A new approach to the regioselective synthesis of the title compounds (IV) starting from readily accessible 6-amino-5-benzylideneaminopyrimidines (I) is described. Condensation of compound (I) with diet