This review surveys the latest developments pertaining to the preparation of 1.4-
dihydropyridines using Hantzsch synthesis and other cyclocondensation reactions. The …

N-Carbomethoxy-1, 2-and-1, 4-dihydropyridine (1 and 2) have been prepared by the
reaction ofmethyl chloroformate with pyridine in the presence of sodium borohydride. These …

Chemistry of dihydropyridines Page 1 Chemical Reviews l Volume 72, Number 1 February
1972 THE CHEMISTRY OF DIHYDROPYRIDINES ULLI EISNER* and JOSEF KUTHANf …

Recent developments in the chemistry of dihydropyridines - Journal of the Chemical Society,
Perkin Transactions 1 (RSC Publishing) DOI:10.1039/B101371H Royal Society of Chemistry View …

This review provides a comprehensive compilation of available literature concerning the
synthesis of 1, 2-dihydropyridines. The most important recent developments and concepts …

5, 6-Dihydropyridinium salts 4a-f, readily available from the reaction of tetrahydropyridine A-
oxides 3a-f with tri-fluoroacetic anhydride, gave nucleophilic addition adducts 5-8 when …

The chemistry of dihydropyridines was last reviewed in 1972 by Eisner and Kuthan. 1 In the
intervening 9 years, nearly 200 research papers and 2 esoteric re-views, 2'3 not to mention …

95%. Purification by recrystallization or chromatography gives the major diastereomer as an
air stable white solid. In most cases, it is desireable to remove and recover the chiral …

This review includes developments in the recent period 1972 to 1980 under the same
limitations as the authors' 1972 review (ref 251). It includes 1197 references. Pyridine …

The reactions of l, 2, 6-trimethyl-3, 5-bis (methoxycarbonyl)-l, 4-dihydropyridine (2a), l-methyl-
3, 5-bis (methoxycarbonyl)-l, 4-dihydropyridine (2b), and l-benzyl-3-acetamido-l, 4 …