Home > Compound List > Product Information
Methyl Orange_Molecular_structure_CAS_547-58-0)
Click picture or here to close

Methyl Orange

Catalog No. 19-3900 Name Sigma Aldrich
CAS Number 547-58-0 Website http://www.sigmaaldrich.com
M. F. C14H14N3NaO3S Telephone 1-800-521-8956
M. W. 327.33403 Fax
Purity Email
Storage Chembase ID: 102613

SYNONYMS

Title
甲基橙
IUPAC name
sodium 4-{2-[4-(dimethylamino)phenyl]diazen-1-yl}benzene-1-sulfonate
IUPAC Traditional name
sodium methyl orange
Synonyms
酸性橙 52
4-[4-(二甲氨基)苯基偶氮基]苯磺酸 钠盐
4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid sodium salt
半日花素 B
Orange III
Acid Orange 52
橙黄 III
Helianthin

DATABASE IDS

EC Number 208-925-3
Beilstein Number 4732884
MDL Number MFCD00007502
Color Index Number 13025
CAS Number 547-58-0

PROPERTIES

Empirical Formula (Hill Notation) C14H14N3NaO3S
Grade SAJ first grade
pH Range 3.0 - 4.4, pink to yellow
GHS Pictograms GHS06
GHS Signal Word Danger
GHS Hazard statements H301
European Hazard Symbols Toxic Toxic (T)
Personal Protective Equipment Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
GHS Precautionary statements P301 + P310
RID/ADR UN 3143 6.1/PG 3
Risk Statements 25
RTECS DB6327000
Safety Statements 45
Hazard Class 6.1
UN Number 3143
Packing Group 3
German water hazard class 3

DETAILS

REFERENCES