1689-82-3|Phenol,4-(2-phenyldiazenyl)-Products Supply

Phenol,4-(2-phenyldiazenyl)- cas no:1689-82-3

Synonyms: C.I.Solvent Yellow 7 (7CI,8CI);Phenol, 4-(phenylazo)- (9CI);Phenol, p-phenylazo-(5CI);4-(Phenylazo)phenol;4-(Phenyldiazenyl)phenol;p-Hydroxyazobenzene;p-(Phenylazo)phenol;C.I. 11800;NSC 3177;4-(Phenylhydrazinylidene)cyclohexa-2,5-dien-1-one;

Identification

NamePhenol,4-(2-phenyldiazenyl)-
CAS1689-82-3
SynonymsC.I.Solvent Yellow 7 (7CI,8CI);Phenol, 4-(phenylazo)- (9CI);Phenol, p-phenylazo-(5CI);4-(Phenylazo)phenol;4-(Phenyldiazenyl)phenol;p-Hydroxyazobenzene;p-(Phenylazo)phenol;C.I. 11800;NSC 3177;4-(Phenylhydrazinylidene)cyclohexa-2,5-dien-1-one;
EINECS(EC#)216-880-6
Molecular FormulaC₁₂H₁₀N₂O
Molecular Weight198.2207

Chemical Properties

AppearanceOrange columnar solid
refractive index1.596

Safety Data

Hazard Xi: Irritant;
Risk R36/37/38
Safety

A poison by intraperitoneal route. Moderately toxic by ingestion. Questionable carcinogen. When heated to decomposition it emits toxic fumes of NO_x.
Safety Information of 4-Hydroxyazobenzene (CAS NO.1689-82-3):
Hazard Codes: Xi
Risk Statements: 36/37/38
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements: 26-36
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing

HS Code 29270000

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	75mg/kg (75mg/kg)		National Technical Information Service. Vol. AD691-490,
mouse	LDLo	oral	800mg/kg (800mg/kg)		Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 60, Pg. 209, 1964.

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Phenol,4-(2-phenyldiazenyl)- cas no:1689-82-3

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