Properties: Brilliant red crystals may exist as hemihydrate from methanol-formic acid, dec 115-120°. Absorption max (1 mg % aq sol): 220, 300, 485 nm (log e 4.33, 4.01, 3.64). Well-formed and well-dried crystals can be kept in a vacuum desiccator for several weeks. Easily oxidized to melanin. Freely sol in water; fairly sol in alcohol. Almost insol in benzene and ether. Solns are unstable. Optimum pH of water soln 4.0.
Absorption maximum: Absorption max (1 mg % aq sol): 220, 300, 485 nm (log e 4.33, 4.01, 3.64)
Derivative Type: Oxime sesquihydrate
CAS Registry Number: 6055-73-8
Percent Composition: C 53.20%, H 5.46%, N 13.79%, O 27.56%
Properties: Orange needles from water, mp 278°. Much more stable than adrenochrome.
Melting point: mp 278°
Derivative Type: Monosemicarbazone
CAS Registry Number: 69-81-8
Additional Names: Carbazochrome
Trademarks: Adrenoxyl (Sanofi Winthrop); Cromosil (Zambeletti)
Percent Composition: C 50.84%, H 5.12%, N 23.72%, O 20.32%
Literature References: Prepn: Dechamps et al.,
US
2506294 (1950 to Société Belge de l'Azote).
Properties: Orange-red crystals from dil alcohol, mp 203° (dec). See also Carbazochrome Salicylate.
Melting point: mp 203° (dec)
Derivative Type: Thiosemicarbazone
CAS Registry Number: 113185-69-6
Percent Composition: C 47.61%, H 4.79%, N 22.21%, O 12.68%, S 12.71%
Literature References: Description: Fleischhacker, Barsel,
US
2712024 (1955 to International Hormones).
Properties: mp 215-220°.
Melting point: mp 215-220°
Therap-Cat: Monosemicarbazone as hemostatic.
Keywords: Hemostatic.
产品链接: 54-06-8››