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Phosphorus–nitrogen compounds: Novel fully substituted spiro-cyclophosphazenic lariat (PNP-pivot) ether derivatives. Structures of 4,4,6,6-tetrapyrrolidino-2,2-[3-oxa-1,5-pentane dioxy bis(2-phenylamino)]cyclo-2λ5,4λ5,6λ5-triphosphazene and 4,4,6,6-tetrapyrrolidino-2,2-[1,2-xylylene dioxy bis(2-phenylamino)]cyclo-2λ5,4λ5,6λ5-triphosphazene. Part XI

✍ Scribed by Selen Bilge; Bilgehan Özgüç; Serap Safran; Şemsay Demiriz; Hikmet İşler; Mustafa Hayvalı; Zeynel Kılıç; Tuncer Hökelek

Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
328 KB
Volume
748
Category
Article
ISSN
0022-2860

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Phosphorus–nitrogen compounds: novel spi
Phosphorus–nitrogen compounds: novel spiro-cyclophosphazenic lariat (PNP-pivot) ether derivatives. Structures of 4,4,6,6-tetrachloro-2,2-[3-oxa-1,5-pentane dioxy bis(2-phenylamino)]cyclo-2λ5,4λ5,6λ5-triphosphazene and 4,4,6,6-tetrachloro-2,2-[1,2-xylylene dioxy bis(2-phenylamino)]cyclo-2λ5,4λ5,6λ5-triphosphazene. Part X
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The condensation reactions of N 2 O x (xZ2, 3) donor type bifunctional aminopodands 1-4 with hexachlorocyclotriphosphazatriene, N 3 P 3 Cl 6 , have been investigated and the partly substituted 5-8 novel spiro-cyclic phosphaza (PNP) lariat ethers, having various different ring sizes between 11 and 14

Phosphorus-Nitrogen Compounds: Novel Spi
Phosphorus-Nitrogen Compounds: Novel Spirocyclic Phosphazene Derivatives. Structure of 3,3″-Propane-1,3-diylbis[4′,4′,6′,6′-tetrachloro-3,4-dihydrospiro[1,3,2-benzoxazaphosphorine-2,2′λ5-[4λ5,6λ5][1,3,5,2,4,6]triazatriphosphorine]]
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## Abstract The reactions of N~2~O~2~‐donor‐type aminopodands 1–3 with trimer N~3~P~3~Cl~6~ led to the novel spirocyclic phosphazene derivatives 4–10 (__Scheme__). Compounds 4–7 and 8–10 are the first examples of the substituted spiro‐ansa‐spiro and spiro‐bino‐spiro phosphazene derivatives, respect

Phosphorus–nitrogen compounds: novel spi
Phosphorus–nitrogen compounds: novel spiro-crypta-phosphazenes. Structure of {pentane-3-oxa-N,N′-bis(1,5-oxybenzyl)-spiro (propane-1′,3′-diamino)-4,4,6,6-tetrachlorocyclo- 2λ5,4λ5,6λ5-triphosphazatriene}. Part IX
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The condensation reactions between hexachlorocyclotriphosphazatriene (1), N 3 P 3 Cl 6 , and dibenzo-diaza crown ethers (2 and 3) afforded two novel spiro-crypta-phosphazene derivatives (4 and 5). Compounds (4 and 5) have been characterized by elemental analyses, FTIR, 1 H-, 13 C-, 31 P NMR, HETCOR