ALCIAN BLUE 8GX

PRODUCT IDENTIFICATION

CAS NO. 75881-23-1; 12040-44-7
33864-99-2; 12633-95-3; 1328-52-5 (tetrachloride)

ALCIAN BLUE 8GX

EINECS NO. 278-333-8; 251-705-7
FORMULA C56H68Cl4CuN16S4
MOL WT. 1298.86
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TOXICITY  
SYNONYMS C.I. Ingrain Blue 1; Alcian blue 8GS; C.I. 74240; Ingrain Blue;
 ((N,N',N'',N'''-(29H,31H-Phthalocyaninetetrayltetrakis(methylenethio(( dimethylamino) methylidyne)))tetrakis(dimethylammoniumato))(2-)-N29,N30,N31,N32) copper(4+) tetrachloride;
DERIVATION

 

CLASSIFICATION

 

PHYSICAL AND CHEMICAL PROPERTIES

PHYSICAL STATE powder
MELTING POINT 148 C
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SPECIFIC GRAVITY  
SOLUBILITY IN WATER Soluble
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AUTOIGNITION

 

NFPA RATINGS  
FLASH POINT

 

STABILITY Stable under ordinary conditions.

GENERAL DESCRIPTION & APPLICATIONS

Phthalocyanine is a macrocyclic compound, consists of four isoindole-class [(C6H4)C2N] units linked by four nitrogen atoms to form a conjugated chain, which take play in hosting various different metal ions in its centrer. This macrocyclic structure shows a striking feature as a colorant like porphyrins (biopigments) in nature. Phthalocyanine derivatives derived from the basic compound of (C6H4C2N)4N4 are used as light-fast blue or green pigments.  The hosted metals and substituted groups result in distinct colors; phthalocyanine (blue-green), copper phthalocyanine (blue), chlorinated copper phthalocyanine (green), and sulfonated copper phthalocyanine (green). Recently they are involved in the study of photosensitizer chemistry or metal complex chemistry such as transition-metal complex catalyst chemistry for uniform polymerization, luminescence chemistry and spectrophotometric analysis, organic synthesis and polymerization. Phthalocyanine pigments are used in enamels, linoleum, inks, plastics, and rubber goods.

Alcian blue is a phthalocyanine derivative which stains bacteria and dyes histiocytes and fibroblasts in vivo. Alcian blue stains both sulfated and carboxylated acid mucopolysaccharides and sialomucins. It is used as a stain for connective tissue mucins and epithelial mucins. It is also used a gelling agent for lubricating fluids.

SALES SPECIFICATION

COLOR SHADE

dark blue powder

DYE CONTENT

51.0% min

MOISTURE

1.0% max

ABSORBTION

λmax 615 µm
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OTHER INFORMATION