Cycloadditions of Azulene at High Pressure
✍ Scribed by Prof. Dr. Frank-Gerrit Klärner; Barbara Dogan; Prof. Dr. Wolfgang R. Roth; Prof. Dr. Klaus Hafner
- Publisher
- John Wiley and Sons
- Year
- 1982
- Tongue
- English
- Weight
- 241 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
The (R,S)-aminal 3 , prepared from glycine methyl ester hydrochloride, methylamine, and pivalaldehyde,l'"l was treated with 14 chiral carboxylic or sulfonic acids. In two cases one of the two possible diastereomeric salts crystallized selectively: the salt from ( -)-2,3 :4,6-di-O-isopropylidene-2-ke
Electrophilic addition of a cyano group to nitrogen, giving an N-cyano ammonium salt in a reaction that is immeasurably fast even at -60°C. 2. Attack by the bromide ion on a carbon atom attached to nitrogen, giving a cyanamide and RBr in a reaction whose rate is measurable between -30 and -9°C. NM