It is a derivative of n-nitroso compounds which are carcinogenic because in the body they form potent electrophilic alkylating agents, and reactive intermediates are formed by metabolic activation in the case of N-nitrosamines.
Additional information on CAS 61379-64-4
'Hou, Yunlei, et al. “Design, Synthesis and Biological Evaluation of Novel 7-Amino-[1, 2, 4]Triazolo[4, 3-f]Pteridinone, and 7-Aminotetrazolo[1, 5-f]Pteridinone Derivative as Potent Antitumor Agents.” European Journal of Medicinal Chemistry, vol. 163, Feb. 2019, pp. 690–709, https://doi.org/10.1016/j.ejmech.2018.12.009 Europe PMC. “Europe PMC.” Europepmc.org, 2016, europepmc.org/article/med/2696579.'
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