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Methyl Orange

CAS No.: 547-58-0      Formula: C14H14N3NaO3S

Weight: 327.33400

Synonyms: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid sodium salt; Acid Orange 52; Helianthin; Orange III


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Description

Methyl orange is a commonly used acid-base indicator or pH indicator.

Basic Information
CAS No.:547-58-0
Synonyms:4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid sodium salt; Acid Orange 52; Helianthin; Orange III
Formula:C14H14N3NaO3S
Molecular Weight:327.33400
PSA:93.54000
LogP:4.15290
Properties
Appearance & Character:橙色-黄色粉末
Density:0.987 g/mL at 25 °C
Melting Point:300 °C
Boiling Point:100ºC
Flash Point:37 °C
Storage Conditions:Store at RT.
Safety Info
Customs Code:2927000090
WGK Germany:3
Hazard Category Code:R10
Security Instructions:45-24/25-16-36/37/39
Dangerous Goods Sign:T
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