77820-10-1 2H-1-Benzopyran-2-one, 7-(diethylamino)-3-(4-nitrobenzoyl)-

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Basic

CAS No. 77820-10-1
Product Name 2H-1-Benzopyran-2-one, 7-(diethylamino)-3-(4-nitrobenzoyl)-
Molecular Formula C20H18N2O5

Physical property