Metylrött, ren indicator

Leverantör: Thermo Scientific

Synonyms: 2-(4-Dimethylaminophenylazo)benzoic acid, 2-((4-(Dimethylamino)phenyl)diazenyl)benzoic acid

264440250 264441000 264445000
ACRO264440250EA 700 SEK
ACRO264440250 ACRO264441000 ACRO264445000
Metylrött, ren indicator
Metylrött
Formel: C₁₅H₁₅N₃O₂
MW: 269,3 g/mol
Smältpunkt: 178…182 °C
Densitet: 1,31 g/cm³ (20 °C)
Storage Temperature: Omgivande
MDL Number: MFCD00002425
CAS nummer: 493-52-7
EINECS: 207-776-1
Merck Index: 12,06199

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Specifikation testresultat

Appearance Dark red to brown to purple to violet Powder or crystals
Infrared spectrum Conforms
Melting point 178 to 182 °C
Solubility (0.1 % in ethanol) Clear
Specific extinction E (1%/1cm) ≥650 (430 nm, in buffer)
Visual transition interval from pH 4.2 (pink or red) to pH 6.2 (yellow)

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