CAS Registry Number

CAS 4270-27-3 — 4-Chlorouracil

4-Chlorouracil is a chlorinated pyrimidine derivative used in organic synthesis, particularly in the production of pharmaceuticals and agrochemicals. It serves as an intermediate in the development of nucleoside analogs and other bioactive compounds. Available with CAS number 4270-27-3, its molecular formula is C4H3ClN2O2 and molecular weight is 146.53 g/mol. Stored at ambient temperature, it carries a warning signal word due to potential hazards. Molekula supplies 4-Chlorouracil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.