The reaction of methyl propiolate with 2-aminopyridines
โ Scribed by J. G. Wilson; W. Bottomley
- Book ID
- 112121612
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 1967
- Tongue
- English
- Weight
- 323 KB
- Volume
- 4
- Category
- Article
- ISSN
- 0022-152X
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๐ SIMILAR VOLUMES
as the mass standard. The i0 principal ions in the mass spectrum of II, m/z (relative intensity, %): 154 (61), 126 (66), 125 (8), Iii (84), 94 (9), 93 (ii), 72 (7), 70 (i00), 67 (i0), 42 ( 22).
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The Diels-Alder reaction of methyl propiolate with 1-vinylcycloalkenes was used to assess the influence of ring strain on the regioselectivity of such cycloadditions: the ratio of 1,2,3-to 1,2,4-adducts increased with increasing size of the cycloalkene.