ET receptor antagonist [PD 142,893] Non-selective antagonist of endothelin-1 with high affinity for both the ETA and ETB receptor subtypes.Product SpecificationSequence: Ac-D-Dip-Leu-Asp-Ile-Ile-Trp-OH (D-Dip = D-3,3-Diphenylalanine; Lit. THL 33, 3293 (1992)) Formula: C50H65N7O10 MW: 924.1 Quantity: *Sold as net peptide weight. Purity: ≥97% Appearance: White lyophilized powder. Solubility: Soluble in a mixture of 10% acetonitrile and 90% water or in phosphate buffer, pH 7.5. Long Term Storage: -20°C