✦ LIBER ✦

Synthetic analogs of Peganum alkaloids. II. Synthesis of 5-methoxy- and 5-hydroxy-substituted deoxyvasicinones and deoxypeganines

✍ Scribed by A. Karimov; V. N. Plugar'; M. V. Telezhenetskaya; S. Yu. Yunusov

Publisher: Springer
Year: 1983
Tongue: English
Weight: 117 KB
Volume: 19
Category: Article
ISSN: 0009-3130
DOI: 10.1007/bf00579796

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Absorption UV spectroscopy and electroni

Absorption UV spectroscopy and electronic structure of ionic and tautomeric forms of hydroxy and methoxy derivatives of cytosine and adenine, and of some 5-substituted analogs of pyrimidines

✍ A. V. Borodavkin; V. O. Chekhov; Yu. S. Dolin; Yu. V. Morozov; F. A. Savin; E. I 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 English ⚖ 477 KB

## Abstract The individual absorption spectra of various ionic and tautomeric species of some derivatives of nucleic‐acid components have been determined by computer handling of the summary spectra of these compounds measured at different pH values. These individual spectra have been decomposed int

Synthesis of 7-substituted 6-demethoxyth

Synthesis of 7-substituted 6-demethoxythebaines and Diels-Alder reaction of 7-methoxy-5β-methyl-6-demethoxythebaine (chemistry of opium alkaloids, part XLI)

✍ R. H. Woudenberg; G. J. Meuzelaar; L. Maat 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 730 KB

## Abstract Mesylation of 7‐acetoxyneopine (4), followed by reductive cleavage of the acetyl group gave 6α‐__O__‐mesyl‐7α‐hydroxyneopine (6), in which the hydroxyl group was protected as a methoxymethoxy group. Elimination of the mesyl ester yielded 7‐(methoxymethoxy)‐6‐demethoxythebaine (7). For t

Synthetic studies in steroidal sapogenin

Synthetic studies in steroidal sapogenins and alkaloids—III: The synthesis and stereochemistry of isomeric 16-hydroxy- and 16-oxo-5,17(20)-pregnadien-3β-ols

✍ S.V. Kessar; A.L. Rampal 📂 Article 📅 1968 🏛 Elsevier Science 🌐 French ⚖ 583 KB

Synthesis and Reactions of Polyhedral Co

Synthesis and Reactions of Polyhedral Compounds. Part 27. Development of a Synthetic Route for 2-Spiro-Substituted 6-Hydroxy-5,7-dimethyl-1,3-diazaadamantanes.

✍ Ts. Ye. Aghajanian; G. L. Arutyunian; R. K. Shahkhatuni 📂 Article 📅 2004 🏛 John Wiley and Sons ⚖ 84 KB 👁 1 views

A New Method of Synthesis of Azo Schiff

A New Method of Synthesis of Azo Schiff Base Ligands with Azo and Azomethine Donors: Synthesis of N-4-Methoxy-benzylidene-2-(3-hydroxyphenylazo)-5-hydroxy-aniline and Its Nickel(II) Complex

✍ N. C. Oforka; V. N. Mkpenie 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 38 KB 👁 1 views

Calorimetric determination of the heats

Calorimetric determination of the heats of coordination of competitive ternary mixed-ligand complex compounds. Copper(II)-12-(Z′-hydroxy-3′-methoxy-benzyl)-1,4,7,10-tetraazacyclotridecane-11, 13-dione-α-aminoacids and 5-substituted 1,10-phenanthrolines system

✍ Hua-Kuan Lin; Shou-Rong Zhu; Zong-Xin Gu; Yun-Ti Chen 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 553 KB