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Meldola's blue

Meldola's blue Suppliers list
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Meldola's blue Basic information
Product Name:Meldola's blue
Synonyms:meldola’s;8-DIMETHYLAMINO-2,3-BENZOPHENOXAZINE HEMI(ZINC CHLORIDE) SALT;MELDOLA BLUE;LABOTEST-BB LT00452080;8-DIMETHYLAMINO-2,3-BENZOPHENOXAZINE*HEM I(ZINC CHLO;Meldola''s blue (C.I. 51175);9-(dimethylamino)benzo[a]phenazin-7-ium zinc(II) chloride;bis(2-(o-aminophenylthiomethylthio)anilino)methane
CAS:7057-57-0
MF:C18H15ClN2O
MW:310.78
EINECS:230-338-6
Product Categories:Amines;Aromatics;Heterocycles
Mol File:7057-57-0.mol
Meldola's blue Structure
Meldola's blue Chemical Properties
storage temp. Refrigerator
solubility DMSO (Slightly), Methanol (Slightly), Water (Slightly)
form Solid
color Dark Purple to Black
Stability:Stable. Incompatible with strong oxidizing agents.
EPA Substance Registry SystemBenzo[a]phenoxazin-7-ium, 9-(dimethylamino)-, chloride, compd. with zinc chloride (ZnCl2) (7057-57-0)
Safety Information
WGK Germany 3
TSCA TSCA listed
MSDS Information
ProviderLanguage
SigmaAldrich English
Meldola's blue Usage And Synthesis
DescriptionMeldola's Blue [7057-57-0], the condensa tion product of nitrosodimethylaniline and naphthol, was described in 1879; it is the old est industrially produced oxazine dye. In 1928, Kr¨ anzlein, Greune, and Thiele discovered the group of dioxazine dyes by reaction of aromatic amines with chloranil followed by cyclization, the triphendioxazine base structure itself being known since 1890.
Chemical Propertiesdark green powder
UsesMeldola's blue is a biosensor for the measurement of lactate in serum has been developed, which is based on a screen-printed carbon electrode, modified with Meldola's Blue-Reinecke Salt (MBRS-SPCE), coated with the enzyme lactate dehydrogenase NAD+ dependent (from Porcine heart), and NAD+. A cellulose acetate layer was deposited on the top of the device to act as a permselective membrane.
UsesA dye used in biosensors
UsesA biosensor for the measurement of lactate in serum has been developed, which is based on a screen-printed carbon electrode, modified with Meldola''s Blue-Reinecke Salt (MBRS-SPCE), coated with the enzyme lactate dehydrogenase NAD+ dependent (from Porcine heart), and NAD+. A cellulose acetate layer was deposited on the top of the device to act as a permselective membrane. This compound is suitable for lactate dehydrogenase (LDH) related research.
Meldola's blue Preparation Products And Raw materials
Raw materialsN,N-DIMETHYL-4-NITROSOANILINE-->2-Naphthol
Preparation Products9-(dimethylamino)-5-((4-(dimethylamino)phenyl)amino)benzo[a]phenoxazin-7-ium chloride
Tag:Meldola's blue(7057-57-0) Related Product Information
2-Naphthyl propyl ether ALKALI BLUE 6B (Indicator) 2.3.5-Triphenyl tetrazolium chloride Zinc chloride C.I.Sulphur Blue 13 ALCIAN BLUE 8GX ALCIAN BLUE 8GX Alcian Blue 8GX Alcian Blue pyridine variant NILE BLUE CHLORIDE Meldola's blue 1-METHOXY-1,4-CYCLOHEXADIENE 2-Methoxynaphthalene o-Phenetidine 2-Ethoxynaphthalene 1-Naphthylamine hydrochloride 1-Amino-2-naphthol hydrochloride CRESYL VIOLET