20845-23-2
1-甲基-2-氧代-1,2-二氢吡啶-4-羧酸甲酯
→
~58%
33972-97-3
1-甲基-2-氧代-1,2-二氢吡啶-4-羧酸
10129-59-6
ethyl 1-methylpyridin-1-ium-4-carboxylate,iodide
~52%
2459-09-8
异烟酸甲酯
+
77-78-1
硫酸二甲酯
67-56-1
甲醇
113511-48-1
109442-34-4
4-[1,3]dioxolan-2-yl-1-methyl-1H-pyridin-2-one
61379-59-7
4-(1,3-dioxolan-2-yl)pyridine
872-85-5
4-吡啶甲醛
27330-27-4
2(1H)-Pyridinone, 4-acetyl-1-methyl- (9CI)
94170-15-7
1-Methyl-2-oxo-1,2-dihydropyridine-4-carbaldehyde
125294-42-0
propan-2-yl pyridine-4-carboxylate
55-22-1
异烟酸
111961-69-4
4-isopropyloxycarbonyl-1-methylpyridinium iodide
6313-54-8
2-氯异烟酸
22282-72-0
2-羟基异烟酸
7630-02-6
methyl 1-methylpyridin-1-ium-4-carboxylate,iodide