Methyl yellow, pure indicator grade

Supplier: Thermo Scientific Chemicals
Danger

Synonyms: Dimethyl yellow, Sudan Yellow, 4-(Dimethylamino)azobenzene, 4-(N,N-Dimethylamino)azobenzene

15140-0250 15140-1000 15140-5000
TS15140-0250EA 74 USD
TS15140-0250 TS15140-1000 TS15140-5000
Methyl yellow, pure indicator grade
Methyl yellow
Formula: C₁₄H₁₅N₃
MW: 225.29 g/mol
Melting Pt: 111…117 °C
Storage Temperature: Ambient
MDL Number: MFCD00008308
CAS Number: 60-11-7
EINECS: 200-455-7
UN: 3143
ADR: 6.1,III
Merck Index: 1203279

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Specification Test Results

Appearance Orange to orange-brown Powder
Infrared spectrum Conforms
Loss on drying ≤3 %
Appearance of solution (0.1% soln. in ethanol) clear
Visual transition interval from pH 2.9 (red) to pH 4.0 (yellow)

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