| | Identification | Back Directory |  | [Name] 
 CI 42755
 |  | [CAS] 
 28631-66-5
 |  | [Synonyms] 
 2R
 CI 42755
 INK BLUE
 inkbluea
 inkbluecr
 inkbluegs
 inkbluers
 acidbluer
 modrvodni
 OPAL BLUE
 WATER BLUE
 CHINA BLUE
 acidbluesb
 acidblue2r
 acidblue3b
 acidbluesr
 waterblue1
 waterbluetr
 acidbluesgr
 acidblues2b
 acidblues3r
 acidblue2bn
 COTTON BLUE
 CI NO 42755
 CI NO 42780
 ACID BLUE B
 SPIRIT BLUE
 ACID BLUE 3R
 ACID BLUE 22
 ANILINE BLUE
 modrkysela22
 waterbluewgs
 waterbluewrs
 waterskyblue
 waterbluetba
 solubleblue2b
 solubleblue2r
 solubleblue3b
 solubleblue3m
 solublebluers
 HELVETIA BLUE
 BLACKLEY BLUE
 MARINE BLUE V
 BAVARIAN BLUE
 SOLVENT BLUE 3
 SOLUBLE BLUE G
 SOLUBLE BLUE B
 HOFFMAN'S BLUE
 HOFMANN'S BLUE
 calcocidblue2r
 calcocidblue3b
 WASSER-BLAU WS
 solublebluec4b
 solubleblued400
 paperacidbluebc
 solubleinkblueg
 solubleinkbluer
 solubleblue3rpa
 CI ACID BLUE 22
 CALCOCID BLUE B
 CALCOCID BLUE R
 SOLUBLE BLUE 8B
 ANILINE BLUE WS
 puresolubleblue3b
 solublepaperbluew
 Acid  2NK  Blue  G
 solublepaperblue3m
 mitsuisolubleblueb
 puresolubleblue1811
 ANILINE BLUE-ORCEIN
 SOLUBLE BLUE 3M, 2R
 CALCOCID INK BLUE G
 CALCOCID INK BLUE R
 orientsolubleblueobc
 mitsuisolublebluebnx
 Aniline Blue, sodium
 Aniline Blue solution
 WATER BLUE 6B EXTRA P
 Aniline blue (alcohol)
 Aniline Blue W.S., W.S.
 Acid blue 22 (C.I. 42755)
 ANILINE BLUE, SODIUM SALT
 ANILINE BLUE, ALC SOLUBLE
 Aniline Blue W/S certified
 BLUE DE LYON, WATER SOLUBLE
 ANILINE BLUE, WATER SOLUBLE
 ANILINE BLUE WS SODIUM SALT
 ANILINE BLUE (SPIRIT SOLUBLE)
 ANILINE BLUE, WATER SOLUBLE, CI 42755
 ANILINE BLUE WATER-SOLUBLE FOR MICROSCOP Y
 Aniline Blue, sodium saltAcid Blue 22C.I. 42755
 Aniline Blue, sodium salt,pure,water soluble,certified
 5-cyclohexadien-1-ylidene)methyl)-l)imino)-disodiumsalt
 5-cyclohexadien-1-ylidene]methyl]-l)imino]-disodiumsalt
 Aniline blue, sodium salt, water soluble, certified, pure
 Aniline Blue, sodium salt,pure,water soluble,high purity biological stain
 Aniline Blue, sodium salt, water soluble, high purity biological stain, pure
 benzenesulfonicacid,aminomethyl((4-((sulfophenyl)amino)phenyl)(4-((sulfopheny
 benzenesulfonicacid,aminomethyl[[4-[(sulfophenyl)amino]phenyl][4-[(sulfopheny
 Benzenesulfonic acid, aminomethyl4-(sulfophenyl)aminophenyl4-(sulfophenyl)imino-2,5-cyclohexadien-1-ylidenemethyl-, disodium salt
 aminomethyl((4-((sulfophenyl)amino)phenyl)(4-((sulfophenyl)imino)-2,5-cyclohexadien-1-ylidene)methyl)-benzenesulfonicacidisodiumsalt
 Benzenesulfonicacid,aminomethyl[[4-[(sulfophenyl)amino]phenyl][4-[(sulfophenyl)imino]-2,5-cyclohexadien-1-ylidene]methyl]-,disodiumsalt
 disodium hydrogen aminomethyl[[4-[(sulphonatophenyl)amino]phenyl][4-[(sulphonatophenyl)imino]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulphonate
 |  | [EINECS(EC#)] 
 249-113-9
 |  | [Molecular Formula] 
 C32H25N3Na2O9S3
 |  | [MDL Number] 
 MFCD00036130
 |  | [MOL File] 
 28631-66-5.mol
 |  | [Molecular Weight] 
 737.73
 | 
 | Chemical Properties | Back Directory |  | [Appearance] 
 Dark brown-purple crystal powder with metal lustre
 |  | [storage temp. ] 
 Store at +15°C to +30°C.
 |  | [form ] 
 Powder/Solid
 |  | [color ] 
 Dark brown-purple crystal with metal luster
 |  | [Water Solubility ] 
 water: soluble
 |  | [λmax] 
 594-610 nm
 |  | [InChIKey] 
 XOSXWYQMOYSSKB-LDKJGXKFSA-L
 |  | [SMILES] 
 C(=C1C=CC(=NC2C=CC(S([O-])(=O)=O)=CC=2)C=C1)(C1C=CC(NC2C=CC(S(=O)(=O)O)=CC=2)=CC=1)C1=CC(=C(N)C(S([O-])(=O)=O)=C1)C.[Na+].[Na+] |t:0,4|
 |  | [EPA Substance Registry System] 
 C.I. Acid Blue 22 (28631-66-5)
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 dark brownish-purple crystalline powder
 |  | [Uses] 
 A biological stain used for staining collagen
 |  | [Definition] 
 ChEBI: An organic sodium salt resulting from the formal condensation of NSC 56820 with 2 mol eq. of sodium hydroxide. It is used as a histological stain for collagen and in Mallory's method for connective tissue.
 |  | [Preparation] 
 C.I. Solvent Blue 3 (C.I. 42775) with strong sulfuric acid three stlfonation, and translated into sodium salt.
 |  | [Staining Procedures] 
 Aqueous solution, 0.5-1.0%, alternatively dissolved in ethanol, glycerol or lactoglycerol. Glucans are positive.
 |  | [Properties and Applications] 
 blue. Soluble in cold water and hot water (blue), slightly soluble in alcohol. Meet strong sulfuric acid as red light yellow, diluted into blue, and produce blue precipitation. Its water solution and sodium hydroxide is palm red light. For wool, silk, cotton, paper, leather dyeing. Used for plastic ones coloring of casein, also used in the manufacture of ink. The salt can be used as organic pigments used in rubber color.
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