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Cytisine CAS Registry Number: 485-35-8 金雀花碱

CAS Name: (1R)-1,2,3,4,5,6-Hexahydro-1,5-methano-8H-pyrido-[1,2-a][1,5]diazocin-8-one
Additional Names: baptitoxine; sophorine; ulexine
Trademarks: Cytiton (USSR)
Percent Composition: C 69.45%, H 7.42%, N 14.73%, O 8.41%

📌 参考资料/链接：
Literature References: Toxic principle in seed of Laburnum anagyroides Medik. and other Leguminosae. Extraction: Ing, J. Chem. Soc. 1931, 2200; Späth, Galinovsky, Ber. 65, 1526 (1932); 66, 1338 (1933); Lecoq, Bull. Soc. Chim. Fr. 10, 153 (1943). Structure: Ing, J. Chem. Soc. 1932, 2778. Synthesis: Bohlmann et al., Angew. Chem. 67, 708 (1955); Van Tamelen, Baran, J. Am. Chem. Soc. 77, 4944 (1955). Absolute configuration: Okuda et al., Chem. Ind. (London) 1961, 1751. Pharmacological properties: R. B. Barlow, L. J. McLeod, Br. J. Pharmacol. 35, 161 (1969).

📄 详细内容

Properties: Orthorhombic prisms from acetone, mp 152-153°. Sublimes. bp2 218°. [a]D17 -120°. pK1 6.11; pK2 13.08. Sol in 1.3 parts water, 13 parts acetone, 1.3 parts methanol, 3.5 parts alcohol, 30 parts benzene, 10 parts ethyl acetate, 2.0 parts chloroform. Practically insol in petr ether. LD50 in mice (mg/kg): 1.73 i.v.; 9.4 i.p.; 101 orally (Barlow, McLeod).
Melting point: mp 152-153°
Boiling point: bp2 218°
pKa: pK1 6.11; pK2 13.08
Optical Rotation: [a]D17 -120°
Toxicity data: LD50 in mice (mg/kg): 1.73 i.v.; 9.4 i.p.; 101 orally (Barlow, McLeod)
Derivative Type: Hydrochloride
Percent Composition: C 58.28%, H 6.67%, N 12.36%, O 7.06%, Cl 15.64%
Properties: Deliquescent crystals, sol in water and alcohol. pH of 0.1 molar aq soln 4.3.
Derivative Type: Nitrate monohydrate
Percent Composition: C 48.70%, H 6.32%, N 15.49%, O 29.49%
Properties: Needles or leaflets, [a]D -81.5°. Sol in water, slightly sol in alcohol. Practically insol in ether.
Optical Rotation: [a]D -81.5°
产品链接: 485-35-8››

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