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Appearance:powder
Throughput:100|Kilogram|Day
pd_productuse:intermediate
Delivery Time:in stock
Purity:98% purity
Melting point 67-73°C
Boiling point 190°C
density 1.0936 (rough estimate)
refractive index 1.5300 (estimate)
Fp 209°C
storage temp. Keep in dark place,Inert atmosphere,Room temperature
pka 10.46±0.13(Predicted)
color Gray, solid leaflets
BRN 511942
CAS DataBase Reference 122-37-2(CAS DataBase Reference)
NIST Chemistry Reference Phenol, 4-(phenylamino)-(122-37-2)
EPA Substance Registry System Phenol, 4-(phenylamino)- (122-37-2)
Safety Information
Hazard Codes Xn
Risk Statements 37/38-41-22-21
Safety Statements 26-36/37/39-36/39
RIDADR UN2811
RTECS SJ6950000
TSCA Yes
HazardClass 6.1
PackingGroup III
HS Code 29222990
Toxicity LD50 oral in rat: 3300mg/kg
MSDS Information
Provider Language
ALFA English
4-Hydroxydiphenylamine Usage And Synthesis
Definition Gray solid leaflets. Insoluble in water; soluble in alcohol, ether, acetone, chloroform, alkali, and benzene.
Hazard Irritant.
Safety Profile Poison by intravenous route.Moderately toxic by ingestion. A severe eye irritant. Seealso AROMATIC AMINES. When heated todecomposition it emits toxic fumes of NOx.
Purification Methods Crystallise the amine from chlorobenzene/pet ether, pentane (m 72o) or *C6H6/pet ether (m 70o). [Beilstein 13 III 1019, 13 IV 1052.]
4-Hydroxydiphenylamine Preparation Products And Raw materials
Raw materials 4-Phenoxyaniline-->Iodobenzene-->4-Aminophenol
Preparation Products Sulphur Brown 96-->Phenol, 4-(phenylamino)-, sulfurized, leuco deriv.-->C.I. Leuco Sulfur Red 10-->Sulphur Red 10
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