HRID1278699
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
AUXILIARIES
试剂、催化剂与溶剂
PROCEDURE
实验过程
Prepared according to procedure B from 4,4-dimethyl 2 oxo-1,4-dihydro 2 H-benzo [d][1,3]oxazine -6-boronic acid and 3-bromo-5-diethoxymethyl furan. A brown gum: 1H NMR (DMSO-d6) δ10.2 (s, 1H), 8.12(s, 1H), 7.54-7.49 (m, 2H), 6.93-6.88(m, 2H), 5.56(s, 1H), 3.60-3.38(m, 4H), 1.67(s ,6H), 1.2-1.14 (m, 6H). MS (ESI) m/z 344 [M−H]−. Anal. Calcd. For C19H23NO5.½ H2O: C, 64.39; H, 6.77; N, 3.95. Found C, 64.90; H, 6.79; N, 3.78.
WORKUP
后处理
- customPrepared