100519-54-8
5,6,7-trimethoxy-3-oxo-phthalan-1-carboxylic acid
→
960-52-1
4,5,6-trimethoxy-7-nitro-3H-2-benzofuran-1-one
4087-80-3
4,5,6-三甲氧基-1(3h)-异苯并呋喃酮