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CAS No 129-16-8 , Merbromin

  • Name: Merbromin
  • Synonyms: 2,7-Dibromo-4-hydroxymercurifluoresceine disodium salt;Merbromin; mercurochrome practical grade;Mercury dibromofluorescein disodium salt; Merbromin; Mercury dibromofluorescein disodium salt;
  • CAS Registry Number:
  • Transport: UN 2025
  • Melting Point: ≥300 °C
  • Flash Point: °Cat760mmHg
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Safety Statements: R26/27/28;R33;R50/53
  • Hazard Symbols: N: Dangerous for the environment;T+: Very toxic;
  • Flash Point: °Cat760mmHg
  • EINECS: 204-933-6
  • Molecular Weight: 750.65
  • InChI: InChI=1/C20H9Br2O5.Hg.2Na.H2O/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20;;;;/h1-7,23-24H;;;;1H2/q;3*+1;/p-3/rC20H10Br2HgO6.2Na/c21-12-5-10-15(7-14(12)24)28-18-11(6-13(22)17(25)16(18)23-27)20(10)9-4-2-1-3-8(9)19(26)29-20;;/h1-7,24-25,27H;;/q;2*+1/p-2
  • Risk Statements: S13;S28;S36;S45;S60;S61
  • Molecular Formula: C20H8Br2HgO6.2Na
  • Molecular Structure:CAS No:129-16-8 Merbromin

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References of Merbromin
Title: Merbromin
CAS Registry Number: 129-16-8
CAS Name: (2￠7￠-Dibromo-3￠,6￠-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9￠-[9H]xanthen]-4￠-yl)hydroxymercury disodium salt
Synonyms: [2,7-dibromo-9-(o-carboxyphenyl)-6-hydroxy-3-oxo-3H-xanthen-4-yl]hydroxymercury disodium salt; mercurochrome; dibromohydroxymercurifluorescein disodium salt
Manufacturers' Codes: no. 220 sol
Trademarks: Chromargyre; Planochrome; Flavurol; D.O.M.F.; Mercurophage; Mercurocol; Gallochrome; Gynochrome; Mercurome; Asceptichrome; Mercuranine
Molecular Formula: C20H8Br2HgNa2O6
Molecular Weight: 750.65
Percent Composition: C 32.00%, H 1.07%, Br 21.29%, Hg 26.72%, Na 6.13%, O 12.79%
Literature References: Prepd by treating dibromofluorescein with mercuric acetate and sodium hydroxide: White, J. Am. Chem. Soc. 42, 2355 (1920); also prepd by the action of mercuric acetate on dibromofluorescein sodium: Rymill, Corran, Q. J. Pharm. Pharmacol. 7, 543 (1934), see also US 1535003 (1925).
Properties: Trihydrate, iridescent green scales or granules. Freely sol in water, giving a carmine-red soln. Very dil solns (1:2000) possess a yellow-green fluorescence. pH of 0.5% soln: 8.8. One gram dissolves in 50 grams of 94% alcohol, in 8.1 grams methanol: Denoel, J. Pharm. Belg. 22, 423 (1940); 23, 75 (1941). Practically insol in alcohol, acetone, chloroform, ether. Incompat. Acids, most alkaloidal salts and most local anesthetics. Colors the skin carmine-red. The stains may be removed by washing first with permanganate soln and then with oxalic acid soln.
Therap-Cat: Antibacterial.
Therap-Cat-Vet: Antiseptic.
Keywords: Antiseptic/Disinfectant; Mercurial compounds.