| Identification | Back Directory | [Name]
OIL YELLOW OB | [CAS]
131-79-3 | [Synonyms]
KI405
jauneob
CI 11390
NSC11234
NSC-11234
YELLOW OB
NSC 11234
fd&cyellow4
FD&CYELLOWOB
FD&CYELLOWNO4
OIL YELLOW OB
zlutmaselnaob
SOLVENTYELLOW6
a.f.yellowno.3
C Yellow No. 4
cerisolyellowtb
dolkwalyellowob
oilyellowobpure
fdandcyellowno.4
c.i.foodyellow11
c.i.solventyellow6
extdandcyellowno.10
zlutrozpoustedlova6
O-TOLUENEAZO-2-NAPHTHYLAMINE
1-(o-tolylazo)-2-naphthylamin
1-(o-tolylazo)-2-naphthylamine
C.I.Solvent Yellow 6:C.I.11390
o-toluene-1-azo-2-naphthylamine
1-(2-o-tolylazo)-2-naphthylamine
1-(ORTHO-TOLYLAZO)-2-NAPHTHYLAMINE
1-(2-methylphenyl)azo-2-naphthylamine
C. I. Solvent Yellow 6 (Oil Yellow OB)
1-(2-methylphenyl)azo-2-naphthalenamine
1-((2-methylphenyl)azo)-2-naphthalenamine
1-[(2-methylphenyl)azo]naphthalen-2-amine
(E)-1-(o-Tolyldiazenyl)naphthalen-2-amine
2-Naphthalenamine, 1-(2-methylphenyl)azo-
1-(2-methylphenyl)diazenylnaphthalen-2-amine
2-Naphthalenamine, 1-[2-(2-methylphenyl)diazenyl]- | [EINECS(EC#)]
205-039-9 | [Molecular Formula]
C17H15N3 | [MDL Number]
MFCD00046381 | [MOL File]
131-79-3.mol | [Molecular Weight]
261.32 |
| Hazard Information | Back Directory | [Chemical Properties]
Orange or yellow powder. Insoluble in water; soluble in alcohol and
oils. | [Uses]
Biological stain. | [Hazard]
Consult regulations before using in food
products. Questionable carcinogen. | [Definition]
ChEBI: Yellow OB is a member of azobenzenes. | [Preparation]
O-Methylaniline diazotization, and Naphthalen-2-amine coupling. | [Properties and Applications]
red light yellow to orange (in mineral oil). Soluble in ethanol and Toluene, insoluble in water. In the crystallization of from ethanol to get is a deep red, melting point is 126 ℃. In concentrated sulfuric acid to red light purple, after diluted solution for red, orange brown precipitation. Dye alcohol solution to join hydrochloric acid solution more red; Sodium hydroxide and the same color.
|
Standard
|
Light Fastness
|
Heat-resistant(℃)
|
water
|
Sodium Carbonate(5%)
|
Hydrochloric acid(5%)
|
|
Melting point
|
Stable
|
|
ISO
|
Good
|
126
|
70
|
Insoluble
|
Well
|
Well
|
|
| Safety Data | Back Directory | [Safety Profile]
A poison by ingestion.
Moderately toxic by intraperitoneal and
subcutaneous routes. Questionable
carcinogen with experimental tumorigenic
data. May be contaminated with the
carcinogen p-naphthylamine. Mutation data
reported. When heated to decomposition it
emits toxic fumes of NOx. See also AROMATIC AMINES. | [Hazardous Substances Data]
131-79-3(Hazardous Substances Data) | [Toxicity]
LD50 oral in rat: 120mg/kg |
|
| Company Name: |
Leancare Ltd.
|
| Tel: |
+33 962096793 |
| Website: |
www.leancare.co.uk |
| Company Name: |
HONEST JOY HOLDINGS LIMITED
|
| Tel: |
+86-755-26404303 |
| Website: |
www.approvedhomemanagement.com/ShowSupplierProductsList10250/0.htm |
| Company Name: |
Camida
|
| Tel: |
+353-52-25455 |
| Website: |
www.camida.com |
|