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Meldola's blue

CAS No.
7057-57-0
Chemical Name:
Meldola's blue
Synonyms
CI 51175;meldola’s;NEW BLUE R;CI NO 51175;MELDOLA BLUE;BASIC BLUE 6;FAST BLUE 3R;BENGAL BLUE R;MELDOLA'S BLUE;PHENYLENE BLUE
CBNumber:
CB9719875
Molecular Formula:
C18H15ClN2O
Molecular Weight:
310.78
MDL Number:
MFCD00012113
MOL File:
7057-57-0.mol
Last updated:2024-03-16 16:44:26

Meldola's blue 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.
EWG's Food Scores 1-3
FDA UNII CP2ST8ED1O
EPA Substance Registry System Benzo[a]phenoxazin-7-ium, 9-(dimethylamino)-, chloride, compd. with zinc chloride (ZnCl2) (7057-57-0)

SAFETY

Risk and Safety Statements

WGK Germany  3

Meldola's blue price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC M215120 MeldolaBlue 7057-57-0 25mg $1190 2021-12-16 Buy
American Custom Chemicals Corporation ING0002151 8-DIMETHYLAMINO-2,3-BENZOPHENOXAZINE HEMI(ZINC CHLORIDE) SALT 95.00% 7057-57-0 2.5MG $400.05 2021-12-16 Buy
American Custom Chemicals Corporation ING0002151 8-DIMETHYLAMINO-2,3-BENZOPHENOXAZINE HEMI(ZINC CHLORIDE) SALT 95.00% 7057-57-0 25MG $400.54 2021-12-16 Buy
AHH MT-10358 8-Dimethylamino-2,3-benzophenoxazinehemi(zincchloride)salt 97% 7057-57-0 250g $338 2021-12-16 Buy
Product number Packaging Price Buy
M215120 25mg $1190 Buy
ING0002151 2.5MG $400.05 Buy
ING0002151 25MG $400.54 Buy
MT-10358 250g $338 Buy

Meldola's blue Chemical Properties,Uses,Production

Description

Meldola'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 Properties

dark green powder

Uses

Meldola'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.

Uses

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. This compound is suitable for lactate dehydrogenase (LDH) related research.

Uses

A dye used in biosensors

Meldola's blue Preparation Products And Raw materials

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Capot Chemical Co.,Ltd.
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Aladdin Scientific
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Spectrum Chemical Manufacturing Corp. 021-021-021-67601398-809-809-809 15221380277 marketing_china@spectrumchemical.com China 9664 60
Shanghai Aladdin Bio-Chem Technology Co.,LTD 18521735133 18521732826; market@aladdin-e.com China 25014 65
Finetech Industry Limited 027-87465837 19945049750 sales@finetechnology-ind.com China 9636 58
meldola’s 8-DIMETHYLAMINO-2,3-BENZOPHENOXAZINE HEMI(ZINC CHLORIDE) SALT MELDOLA BLUE MELDOLA'S 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 8-Dimethylamino-2,3-benzophenoxazine hemi(zinc chloride) salt 9-(dimethylamino)benzo[a]phenazin-7-ium chloride, compound with zinc chloride C.I. Basic Blue 6 8-Dimethylamino-2,3-benzophenoxazine hemi(zinc chloride) salt, Basic Blue 6, Fast blue 3R, Naphthol blue R BENGAL BLUE R BASIC BLUE 6 FAST BLUE 3R CI 51175 CI NO 51175 PHENYLENE BLUE NAPHTHOL BLUE R NEW BLUE R benzo[a]phenoxazin-7-ium,9-(dimethylamino)-,chloride,compd.withzincchlori Meldolas Blue C.I. No. 51175 65% Dye Content Meldolas Blue extrapure 7057-57-0 C18H15N2OCl12ZnCl2 C18H15Cl3N2OZn C18H15ClN2O05Cl2Zn C18H15ClN2OxZnCl2 Amines Aromatics Heterocycles