are in moist acetone subject to acid-catalyzed incorporation of an 1-mcthylethylidcnc fragment between 3-CH and C-2 (Bring) to give a tetracyclic ring system reminiscent of the peltogynoid series of flavonoids.
โฆ LIBER โฆ
An unusual reaction of para-nitrophenyl aldehydes with acetone cyanohydrin
โ Scribed by S.K. Grover; L.A. Yanovskaya; O.S. Chizhov; V.F. Kucherov
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- French
- Weight
- 194 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
โฆ Synopsis
In an earlier publication from this Institute' , az oxygen rearraugement wus reported in the aase of aromatic ad um3aturabd eetere under electmn Impact.
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Aldol addition / Transacetalization under basic conditions / Li aldolates / Li enolates and aldehydes, 1 :2 adducts The Li enolate of (2S,6R)-2-(tert-butyl)-6-trifluoromethyl-l,3-5-( l'-hydroxyethyl)-1,3-dioxan-4-one (7), another "strange" dioxan-4-one (1) reacts with isobutyraldehyde, pivalalde-ald