Methyl orange, Sigma-Aldrich®

Supplier: Merck
Danger

Synonyms: 4-((4-(Dimethylamino)phenyl)diazenyl)benzenesulphonic acid, sodium salt, Methyl orange sodium salt, Helianthine

M-Clarity™ quality level = MQ200

68250-100G 68250-25G 68250-500G
SIAL68250-100GEA 39.8 EUR
SIAL68250-100G SIAL68250-25G SIAL68250-500G
Methyl orange, Sigma-Aldrich®
Methyl orange
Formula: C₁₄H₁₄N₃NaO₃S
MW: 327.34 g/mol
Boiling Pt: ∼90 °C (1013 hPa)
Melting Pt: > 300 °C
Density: ∼1 g/cm³ (20 °C)
Flash Pt: 38 °C
Storage Temperature: Ambient
MDL Number: MFCD00007502
CAS Number: 547-58-0
EINECS: 208-925-3
UN: 3143
ADR: 6.1,III
Merck Index: 13,06127

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