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Methyl Orange
Synonym(s):
4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid sodium salt, Acid Orange 52, Helianthin, Orange III
Empirical Formula (Hill Notation):
C
14
H
14
N
3
NaO
3
S
CAS Number:
547-58-0
Molecular Weight:
327.33
EC Number:
208-925-3
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stains (2)
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ACS reagent (1)
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114510
Methyl Orange,
ACS reagent, Dye content 85 %
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68250
Methyl Orange,
for microscopy (Hist.), indicator (pH 3.0-4.4)
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19-3890
Methyl Orange,
JIS special grade
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19-3900
Methyl Orange,
SAJ first grade
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