PDF
Technical Data Sheet
Methyl Orange
Compound Information
Product Name:
Methyl Orange
CAS No.:
547-58-0
Molecular Formula:
C14H14N3NaO3S
Molecular Weight:
328.34
Revision Date:
2026-04-16
Analytical Information
| Tests |
Specifications |
| Description |
Orange-yellow crystalline powder. |
| Grade |
Indicator |
| Solubility |
5g/l |
| Dye content |
Min.85% |
| Transition range(pH 3.1-4.4) |
pink to orange yellow |
| Absorption, L max pH 3.1 |
501 - 504 nm |
| Absorption, L max pH 4.4 |
467 - 471 nm |
| Loss on drying,110°C |
5.0% max |
| ¹H NMR
|
Pass test |
| ¹³C NMR
|
Pass test |
| IR
|
Pass test |
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