Title: Hydroxyurea
CAS Registry Number: 127-07-1
Synonyms: Hydroxycarbamide
Trademarks: Droxia (BMS); Hydrea (BMS); Litalir (BMS)
Molecular Formula: CH4N2O2
Molecular Weight: 76.05
Percent Composition: C 15.79%, H 5.30%, N 36.84%, O 42.08%
Line Formula: H2NCONHOH
Literature References: Ribonuleotide reductase inhibitor; blocks DNA synthesis and repair. Induces fetal hemoglobin production in patients with sickle cell anemia. Prepn: W. F. C. Dressler, R. Stein,
Ann. 150, 242 (1869). Alternate route: P. J. Graham,
US 2705727 (1955 to Du Pont). Symposium on mechanism of action and clinical experience in cancer:
Semin. Oncol. 19, Suppl. 9, 1-116 (1992). Clinical trials in sickle cell crises in adults: S. Charache
et al., N. Engl. J. Med. 332, 1317 (1995); in children: T. R. Kinney
et al., Blood 94, 1550 (1999). Review of clinical pharmacokinetics: P. R. Gwilt, W. G. Tracewell,
Clin. Pharmacokinet. 34, 347-358 (1998); of pharmacology and potential therapeutic indications: P. Navarra, P. Preziosi,
Crit. Rev. Oncol. Hematol. 29, 249-255 (1999). Clinical trial in essential thrombocythemia: C. N. Harrison
et al., N. Engl. J. Med. 353, 33 (2005).
Properties: Needles from alc, mp 133-136°. Freely sol in water, hot alcohol.
Melting point: mp 133-136°
Therap-Cat: Antineoplastic; in treatment of sickle cell anemia.
Keywords: Antineoplastic.
