Supplier Page from Aladdin Scientific Corporation for (5-Bromo-2-chlorophenyl)(4-fluorophenyl)methanone
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
4-Bromo-N-tert-butyl-3-(trifluoromethyl)benzenesulfonamide from Aladdin Scientific Corporation
D-Glutamic acid from Aladdin Scientific Corporation
PDE4 inhibitor 16 from Aladdin Scientific Corporation