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CAS NO:67268-46-6
CAS:
67268-46-6
英文名称:
3-ethyl-4-methyl-7-(2-propynyloxy)-2h-1-benzopyran-2-on
1-aethyl-4-methyl-7-propargyloxy-cumarin
3-ethyl-4-methyl-7-(2-propynyloxy)-2h-1-benzopyran-2-one
