close

Вход

Забыли?

вход по аккаунту

?

код для вставки
2005
Oxazine derivatives
R 0595
Diastereoselective Preparation of Novel Tetrahydrooxazinones via Heterocycloof N-Boc, O-Me-Acetals. — The reaction of N-Boc protected halfaminals
15- 151 addition
(VII) with lactone (VIII) in the presence of SnCl4 gives the tetrahydrooxazines (IX)
with loss of the tBu group. The diastereoselectivity of the reaction is studied in detail
in the presence of various Lewis acid catalysts. — (GIZECKI, P.; YOUCEF, R. A.;
POULARD, C.; DHAL, R.; DUJARDIN*, G.; Tetrahedron Lett. 45 (2004) 52,
9589-9592; Lab. Chim. Org. Macromol., CNRS, Univ. Maine, F-72085 Le Mans, Fr.;
Eng.) — Mais
Документ
Категория
Без категории
Просмотров
0
Размер файла
22 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа