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Structure and photochromic and magnetic properties of 1-isopropyl-3,3,5′,6′-tetramethylspiro[indoline-2,2′-2H-pyrano[3,2-b]pyridinium] tris(oxalato)chromate(III)

✍ Scribed by S. M. Aldoshin; E. A. Yurieva; G. V. Shilov; L. A. Nikonova; V. A. Nadtochenko; E. V. Kurganova; R. B. Morgunov


Publisher
Springer
Year
2008
Tongue
English
Weight
526 KB
Volume
57
Category
Article
ISSN
1573-9171

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Synthesis and properties of 1,3,3-trimet
✍ Mark York; Richard A. Evans 📂 Article 📅 2010 🏛 Elsevier Science 🌐 French ⚖ 319 KB

## a b s t r a c t The synthesis and photochromic properties of 1,3,3-trimethylspiro[indoline-2,3 0 -naphtho[2,1-b][1,4]oxazin]-6 0 -amine, a novel red-colouring photochromic spirooxazine and derivatives is reported. The synthesis proceeds via an unusual one-pot transamination, oxime formation, N-O