Leuprolide
Title: Leuprolide
CAS Registry Number: 53714-56-0
CAS Name: 6-D-Leucine-9-(N-ethyl-L-prolinamide)-10-deglycinamideluteinizing hormone-releasing factor (pig)
Additional Names: leuprorelin; (D-Leu6)-des-Gly10-LH-RH-ethylamide
Molecular Formula: C59H84N16O12
Molecular Weight: 1209.40
Percent Composition: C 58.59%, H 7.00%, N 18.53%, O 15.88%
Literature References: Synthetic nonapeptide agonist analog of LH-RH, q.v. Prepn: M. Fujino et al., DE 2446005 (1975 to Takeda), C.A. 83, 10895y (1975); R. L. Gendrich et al., US 4005063 (1977 to Abbott). Synthesis: J. A. Vilchez-Martinez et al., Biochem. Biophys. Res. Commun. 59, 1226 (1974); M. Fujino et al., ibid. 60, 406 (1974). Comparison of biological activity with natural LH-RH: D. H. Coy et al., ibid. 67, 576 (1975). Pharmacokinetics: L. T. Sennello et al., J. Pharm. Sci. 75, 158 (1986). Clinical efficacy in prostatic carcinoma: M. B. Garnick et al., N. Engl. J. Med. 311, 1281 (1984); in benign prostatic hypertrophy: L. M. Eri, K. J. Tveter, J. Urol. 150, 359 (1993). Clinical trial in endometriosis: J. M. Wheeler et al., Am. J. Obstet. Gynecol. 167, 1367 (1992).
Properties: Fluffy solid. [a]D25 -31.7° (c = 1 in 1% acetic acid).
Optical Rotation: [a]D25 -31.7° (c = 1 in 1% acetic acid)
 
Derivative Type: Monoacetate (salt)
CAS Registry Number: 74381-53-6
Additional Names: Leuprolide acetate
Manufacturers' Codes: Abbott 43818; A-43818; TAP-144
Trademarks: Carcinil (Abbott); Eligard (Sanofi-Aventis); Enantone (Takeda); Leuplin (Takeda); Lucrin (Abbott); Lupron (TAP); Prostap (Wyeth); Viadur (Alza)
Molecular Formula: C59H84N16O12.C2H4O2
Molecular Weight: 1269.45
Percent Composition: C 57.71%, H 6.99%, N 17.65%, O 17.64%
 
Therap-Cat: Antineoplastic (hormonal); LH-RH agonist.
Keywords: Antineoplastic (Hormonal); LH-RH Analogs; LH-RH Agonist.

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