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4-PHENYL-Δ 3 -DIHYDROPYRANS BY REDUCTION OF PYRILIUM SALTS WITH SODIUM BOROHYDRIDE IN ACETIC ACID

✍ Scribed by Balaban, Teodor-Silviu; Balaban, Alexandru T.


Book ID
126912750
Publisher
Taylor and Francis Group
Year
1988
Tongue
English
Weight
277 KB
Volume
20
Category
Article
ISSN
0030-4948

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📜 SIMILAR VOLUMES


Δ3-Dihydropyrans and tetrahydropyrans by
✍ Teodor-Silviu Balaban; Alexandru T Balaban 📂 Article 📅 1987 🏛 Elsevier Science 🌐 French ⚖ 291 KB

The major reduction products with triaeetoxyborohydride INaBH, in A&H) of 2,4,6--trisubstituted pyryZiwn salts bearing alkyd substituents in the 2-and/or 6-position are the L3-dihydropyrcvas with cis Z-and 6-substituents and the aZZ-cis-2,4,&trisubstituted -tetrahydropyrcms. A3-Dihydropyrms are sham