2-(11-Oxo-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid [55453-87-7] 98%2-(11-Oxo-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid [55453-87-7] 98%SKU: 55453877Add to Quote