Rosso di metile ≥98.0% (by HPLC)
Fornitore: TCI EUROPE
Synonyms:
2-(4-Dimethylaminophenylazo)benzoic acid, 2-((4-(Dimethylamino)phenyl)diazenyl)benzoic acid
M0421-1G
M0421-25G
TCIAM0421-1GEA
16
EUR
TCIAM0421-1G
TCIAM0421-25G
Rosso di metile ≥98.0% (by HPLC)
Rosso di metile
Formula:
C₁₅H₁₅N₃O₂ Peso molecolare: 269,3 g/mol Punto di fusione: 178…182 °C Densità: 1,31 g/cm³ (20 °C) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00002425 CAS Number: 493-52-7 EINECS: 207-776-1 Merck Index: 14,06119 |
Risultati del test di specificazione
Appearance | Orange to Brown to Dark purple powder to crystal |
Purity (HPLC) | min. 98.0 area% |
Absorbance | min. 0.350 (5 mg/L, EtOH, pH 6.6, 428.0 to 432.0 nm) |
Solubility in hot EtOH (95vol%) | transparency |
Transition interval (pH) | (purplish red)4.2 to 6.2 (yellow) |
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