Methyl Orange, CAS 547-58-0

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Product Description: Methyl Orange is a soluble azo dye commonly used as an acid-base indicator and for staining cells and tissue sections, as well as for dyeing textiles. Methyl Orange appears red at a pH of 3.1 and changes to bright yellow as the pH increases to 4.4. Methyl Orange (500 mg/L) exhibits cytotoxicity and can cause DNA damage[1][2][3].

Formula: C14H14N3NaO3S

References: [1]Ahmad M, et al. Photocatalytic degradation of methyl orange from wastewater using a newly developed Fe-Cu-Zn-ZSM-5 catalyst. Environ Sci Pollut Res Int. 2020;27(21):26239-26248./[2]Alaguprathana M, et al. Cytogenotoxicity assessment in Allium cepa roots exposed to methyl orange treated with Oedogonium subplagiostomum AP1. Environ Res. 2022 Oct;213:113612./[3]张永福, 等. 活体染色对银边吊兰叶面着色及植株碳氮营养的影响[J]. 西南林业大学学报, 2017, 37(5): 80-87./[4]Sandberg, et al. Kinetics of acid dissociation-ion recombination of aqueous methyl orange. The Journal of Physical Chemistry. 1972, 76 (26): 4023–4025. of aqueous methyl orange. The Journal of Physical Chemistry. 1972

CAS Number: 547-58-0

Molecular Weight: 327.341

Compound Purity: 99.41

Research Area: Others

Solubility: DMSO : 62.5 mg/mL (ultrasonic;warming;heat to 60°C)

Target: Fluorescent Dye

• SKU: MEXHY-118907-10.1
• Manufacturer: MedChemExpress
• Manufacturer SKU: HY-118907-10.1
• Package Unit: 10mM/1mL
• Quantity Unit: STK