186581-53-3
重氮甲烷
+
56671-28-4
4-氧杂-4,5,6,7-四氢苯并[B]呋喃-3-羧酸
→
~95%
82584-78-9
4-氧代-4,5,6,7-四氢-1-苯并呋喃-3-羧酸甲酯
67-56-1
甲醇
~89%
845868-25-9
methyl 3-bromo-3-nitroacrylate
504-02-9
1,3-环己二酮
~60%
18107-18-1
三甲基硅烷化重氮甲烷
13671-74-4
1-benzyl-6,7-dihydro-5H-indol-4-one