Cytosine is a pyrimidine base that is a fundamental unit of nucleic acids. References: Drugs and Lactation Database (LactMed) [Internet]. Bethesda (MD): National Library of Medicine (US); 2006-. Available from .gov/books/NBK501548/ PubMed PMID: 30000608.

纯度：≥98%

CAS：71-30-7