1 -Methyl-5-aminopyrazole can be tosylated t o give ( 4 ) , R = CH3, m.p. 188-190ยฐC, the structure of which has been substantiated by the characteristic position of its sulfonyl absorption [5] in the infrared and by the synthesis [4] of
โฆ LIBER โฆ
A Simple Synthesis of Substituted Fulvenes from 6-Fulvenyl p-Toluenesulfonates
โ Scribed by Prof. Dr. K. Hafner; Dr. W. Bauer; Dr. G. Schulz
- Publisher
- John Wiley and Sons
- Year
- 1968
- Tongue
- English
- Weight
- 337 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
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A Simple Synthesis of New Carbinols from Bis(2-benzothiazolyl) Ketone. -The addition of Grignard reagents to the title compund (II) affords the corresponding carbinols (IV) under mild conditions in excellent yields without any side products. Even bulky nucleophiles give almost quantitative yields.