Name: Methyl Red#493-52-7
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Methyl Red#493-52-7

Using advanced production processes and automated control technologies, key process parameters are monitored and recorded in real time to ensure that the production process is stable, controllable and traceable.

Classification：Fuel And Pigment

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PRODUCT DESCRIPTION

Methyl Red Chemical Properties

Melting point	179-182 °C (lit.)
Boiling point	412.44°C (rough estimate)
density	0.839 g/mL at 25 °C
bulk density	300-500kg/m3
vapor density	9.3 (vs air)
refractive index	1.5930 (estimate)
Fp	11 °C
storage temp.	Store at +5°C to +30°C.
solubility	ethanol: soluble1mg/mL
form	Solid
pka	4.95(at 25℃)
Colour Index	13020
color	Reddish-violet
PH Range	4.4(red)-6.3(yellow)
Odor	Odorless
Water Solubility	Practically insoluble in water. Soluble in alcohol, acetic acidSoluble in ethanol. Insoluble in water.
λmax	410nm, 530nm, 427nm, 519nm
ε(extinction coefficient)	≥10000 at 282-288nm in methanol ≥20000 at 509-519nm in methanol ≥7000 at 329-335nm in methanol
Merck	14,6119
BRN	750102
Stability:	Stable. Incompatible with strong oxidizing agents.
Major Application	Waveguides, LED sensors, photoresists, liquid crystals, sol-gel matrix, optical sensors, paints, toys, detection of thiols, food freshness sensors, dental product, saliva sampling method, detecting lactic acid, carbohydrates
InChIKey	CEQFOVLGLXCDCX-MSUUIHNZSA-N
CAS DataBase Reference	493-52-7
NIST Chemistry Reference	Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-(493-52-7)
IARC	3 (Vol. 8, Sup 7) 1987
EPA Substance Registry System	Methyl red (493-52-7)

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