Estra-4,9-Diene-3,17-Dione

3-bromo-4-fluorobenzoic acid CAS Number 1007-16-5;3-bromo-4-fluorobenzoic acid CAS Number 1007-16-5 RPI Part Number T-6198 Quantity available upon request "

4-hydroxy-6-methyl-2-pyrone CAS Number 675-10-5;4-hydroxy-6-methyl-2-pyrone CAS Number 675-10-5 RPI Part Number T-4876 Quantity available upon request "

3-bromo-5-fluoro-2-pyridione(2-hydroxy-3-bromo-5-fluoropyridine) CAS Number 884494-94-4;3-bromo-5-fluoro-2-pyridione(2-hydroxy-3-bromo-5-fluoropyridine) CAS Number 884494-94-4 RPI Part Number T-4516 Quantity available upon request "