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auramine O free base

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Origin: China

Cas No: 492-80-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 492-80-8 Formula: C17H21N3 Molecular Weight: 267.36900

Basic Info

Chemical Name	auramine O free base
Synonyms	Blauramine; CISOLVENTYELLOW; Benzenamine, 4,4‘-carbonimidoylbis[N,N-dimethyl-; 4,4'-bis-dimethylamino-benzophenone-imine; Auramine OAF; Baso Yellow 124; Auramine N Base; Auramine SS; Apyonin; 4,4'-Bis-dimethylamino-benzophenon-imin; Auramine Base; 4,4'-bis(N,N-dimethylamino)benzophenone; Yellow pyoctanine; 4,4'-Dimethylaminobenzophenonimide;
CAS No.	492-80-8
Molecular Formula	C17H21N3
Molecular Weight	267.36900
PSA	30.33000
LogP	3.33450

Properties

Appearance & Physical State	yellow powder
Density	1.01 g/cm3
Boiling Point	406.2ºC at 760 mmHg
Melting Point	136ºC
Flash Point	199.4ºC
Refractive Index	1.555
Vapor Density	4.38 (vs air)
Vapor Pressure	8.31E-07mmHg at 25°C

Safety Info

Safety Statements	S36/37; S61
HS Code	2925290090
Risk Statements	R22
Hazard Codes	Xn; N

Synthesis Route

4,4'-Methylenebis(N,N-dimethylaniline)→auramine O free base
4,4'-Bis(dimethylamino)benzophenone→auramine O free base
4-Bromo-N,N-dimethylaniline→auramine O free base

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	3 gm/kg	1.Behavioral-convulsions or effect on seizure threshold 2.Behavioral-changes in motor activity (specific assay) 3.Behavioral-muscle weakness
Intraperitoneal	LD50 - Lethal dose, 50 percent kill	Rodent - mouse	103 mg/kg	1.Details of toxic effects not reported other than lethal dose value
Oral	TDLo - Lowest published toxic dose	Rodent - rat	12 gm/kg/40D-I	1.Blood-methemoglobinemia-carboxyhemoglobin 2.Blood-changes in leukocyte (WBC) count 3.Biochemical-Enzyme inhibition, induction, or change in blood or tissue levels-true cholinesterase