Chlorozotocin is a

nitrosourea Nitrosourea is both the name of a molecule, and a class of compounds that include a nitroso (R-NO) group and a urea. Examples Examples include: * Arabinopyranosyl-''N''-methyl-''N''-nitrosourea (Aranose) * Carmustine (BCNU, BiCNU) * Chlorozot ...

. It is used for cancer therapy. The International Agency for Research on Cancer concluded it was "probably carcinogenic" in 1990 It is an analogue of

streptozotocin Streptozotocin or streptozocin ( INN, USP) (STZ) is a naturally occurring alkylating antineoplastic agent that is particularly toxic to the insulin-producing beta cells of the pancreas in mammals. It is used in medicine for treating certain can ...

References

Alkylating antineoplastic agents IARC Group 2A carcinogens Monosaccharide derivatives Nitrosoureas Chloroethyl compounds {{antineoplastic-drug-stub