CA Index Name: Benzenamine, 4,4-carbonimidoylbis [N,N-dimethyl-, hydrochloride (1 : 1)
Other Names: Benzenamine, 4,4-carbonimidoylbis[N, N-dimethyl-, monohydrochloride; C.I. Basic Yellow 2; C.I. Basic Yellow 2, monohydrochloride; ADC Auramine O; Aizen Auramine; Aizen Auramine OH; Aizen Aura-mine OW 100; Aizen Auramine conc. SFA; Arazine Yellow; Auramin; Auramine; Auramine 0-100; Auramine A1; Auramine Extra; Auramine Extra 0-100; Auramine Extra 0-125; Auramine Extra Conc. A; Auramine FA; Auramine FWA; Auramine II; Auramine Lake Yellow O; Auramine N; Auramine O; Auramine O Extra Conc. A Export; Auramine ON; Auramine OO; Auramine OOO; Auramine OS; Auramine Pure; Auramine SP; Auramine Yellow; Auramine chloride; Auramine hydrochloride; Basic Flavine Yellow O; Basic Light Yellow; Basic Light Yellow O; Basic Yellow 2; Basonyl Yellow 120; C.I. 41000; Calcozine Yellow OX; Flexo Yellow 110; Mitsui Auramine O
Merck Index Number: Not listed
Chemical / Dye Class: Diphenylmethane
Molecular Formula: C17H22ClN
Molecular Weight: 303.84
Physical Form: Yellow powder
Solubility: Soluble in water, ethanol; very slightly soluble in xylene
Melting Point: > 250 °C (decompose)
pKa: 9.8, 10.7
Absorption (λmax): 370 nm, 432 nm
Emission (λmax): 550 nm
Synthesis: Synthetic methods
Staining Applications: Acid fast bacilli; cells; nuclei; smear; sputum; hairs
Biological Applications: Detecting bacteria; treatment of cancers, cardiovascular disease, diabetes-associated pain, mechanical allodynia, metabolic syndrome, protozoan infections in fish; targeted drug delivery; as fungal inhibitors
Industrial Applications: Color filter; plasma displays; semiconductor devices; inks; highlighters; image-recording materials; printing plates; toners; adhesives; fuels; pesticides; textiles; wood
Safety / Toxicity: Acute oral toxicity; carcinogenicity; cytotoxicity; DNA damage; genotoxicity; mutagenicity
Certification / Approval: Certified by Biological Stain Commission (BSC)