Methyl Orange

Names

[ CAS No. ]:
547-58-0

[ Name ]:
Methyl Orange

[Synonym ]:
Acid Orange 52
4-dimethylaminoazobenzene-4'-sulfonic acid,sodium salt
orange3
helianthine B
oranziii
EINECS 208-925-3
HELIANTHINE
MFCD00007502
S NO 176
Tropaeolin D
HELIANTHIN
BETZ 0211
ORANGE III

Biological Activity

[Description]:

Methyl Orange is an azo dye and organic contaminant[1].

[Related Catalog]:

Research Areas >> Others

Signaling Pathways >> Others >> Others

[References]

[1]. Ahmad M, et al. Photocatalytic degradation of methyl orange from wastewater using a newly developed Fe-Cu-Zn-ZSM-5 catalyst. Environ Sci Pollut Res Int. 2020;27(21):26239-26248.

Chemical & Physical Properties

[ Density]:
0.987 g/mL at 25 °C

[ Boiling Point ]:
100ºC

[ Melting Point ]:
300 °C

[ Molecular Formula ]:
C₁₄H₁₄N₃NaO₃S

[ Molecular Weight ]:
327.334

[ Flash Point ]:
37 °C

[ Exact Mass ]:
327.065369

[ PSA ]:
93.54000

[ LogP ]:
4.15290

[ Storage condition ]:
Store at RT.

[ Stability ]:
Stable. Incompatible with strong oxidizing agents.

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB6327000

CHEMICAL NAME :: Benzenesulfonic acid, p-((p-(dimethylamino)phenyl)azo)-, sodium salt

CAS REGISTRY NUMBER :: 547-58-0

LAST UPDATED :: 199710

DATA ITEMS CITED :: 16

MOLECULAR FORMULA :: C14-H14-N3-O3-S.Na

MOLECULAR WEIGHT :: 327.36

WISWESSER LINE NOTATION :: WSQR DNUNR DN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 60 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 101 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :: Morphological transformation

TEST SYSTEM :: Rodent - hamster Kidney

DOSE/DURATION :: 2500 ug/L

REFERENCE :: PMRSDJ Progress in Mutation Research. (Elsevier Science Pub. Co., Inc., 52 Vanderbilt Ave., New York, NY 10017) V.1- 1981- Volume(issue)/page/year: 1,638,1981 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - T0795 No. of Facilities: 1906 (estimated) No. of Industries: 50 No. of Occupations: 26 No. of Employees: 12071 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - T0795 No. of Facilities: 1874 (estimated) No. of Industries: 37 No. of Occupations: 34 No. of Employees: 24528 (estimated) No. of Female Employees: 3661 (estimated)

Safety Information

[ Symbol ]:

GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301

[ Precautionary Statements ]:
P301 + P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T:Toxic;

[ Risk Phrases ]:
R10

[ Safety Phrases ]:
45-24/25-16-36/37/39

[ RIDADR ]:
UN 3143 6.1/PG 3

[ WGK Germany ]:
3

[ RTECS ]:
DB6327000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1

[ HS Code ]:
2927000090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2927000090

[ Summary ]:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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Related Compounds

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