CAS 2972-52-3 appears in our catalog under these names: 2,4-Dichloro-5-pyrimidinecarbonyl chloride, 97%, 2,4-Dichloro-5-pyrimidinecarbonyl chloride 95%, 2,4-DICHLOROPYRIMIDINE-5-CARBONYL CHLOR&, 2,4-Dichloro-5-pyrimidinecarbonyl chloride, 95%+, 95%+, 2,4-Dichloro-5-pyrimidinecarbonyl chloride. Offered by: Combi-blocks, Ambeed, Sigma-Aldrich, Chemat, Fluorochem. Available pack sizes: 1g, 25g, 100g, 5g, 10g, 500MG, 100mg, 250mg.