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Ethyl red, 98%

pH Indicator

Ethyl Red is a pH indicator that exhibits a color change between pH 4.0 and 6.0, transitioning from red to yellow as acidity decreases. This compound is primarily utilized in titrations and various laboratory applications for visualizing pH changes in solutions. Its reliable and distinctive colorimetric response makes it suitable for analytical chemistry and biological studies requiring precise pH measurements.

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Specifications

Manufacturer	Adooq Bioscience
CAS Number	76058-33-8
Applications	pH Indicator
Formula	C₁₇H₁₉N₃O₂
Molecular Weight	297.36
Synonyms	Diethyl red; 98%
SMILES	O=C(C1=C(N=NC2=CC=C(N(CC)CC)C=C2)C=CC=C1)O

Storage & Solubility

In Vitro Solubility

Reported Solubility

No reported solubility data are available for this product.

Preparing Stock Solutions

Stock preparation is unavailable for this product molecular weight.

Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.

Storage

Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.