CAS 12227-78-0

Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-2′,4′,5′,7′-tetraiodo-, aluminum salt (3:2)

Description:

Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-2′,4′,5′,7′-tetraiodo-, aluminum salt (3:2), commonly referred to as a complex dye, exhibits unique characteristics due to its structural composition. This compound features a spiro structure that combines an isobenzofuran moiety with a xanthenone framework, contributing to its chromophoric properties. The presence of multiple iodine atoms enhances its light absorption capabilities, making it useful in various applications, including as a dye or pigment. The aluminum salt form indicates that it may possess enhanced stability and solubility in certain solvents, which is beneficial for its use in industrial applications. Additionally, the hydroxyl groups present in the structure can participate in hydrogen bonding, influencing its reactivity and interaction with other substances. Overall, this compound is notable for its vivid coloration, potential applications in dyeing processes, and its role in materials science, particularly in the development of colorants and sensors.

Formula: C₂₀H₈I₄O₅Al

InChI: InChI=1S/C20H8I4O5.Al/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;/h1-6,25-26H;

InChI key: InChIKey=OHIANNHOPJYTOK-UHFFFAOYSA-N

SMILES: O=C1OC2(C=3C(OC=4C2=CC(I)=C(O)C4I)=C(I)C(O)=C(I)C3)C=5C1=CC=CC5.[Al]

Synonyms:

• 11150 Dispersed Pink
• Acid Red 51:1
• Ariabel Rose 300504
• Certolake Erythrosine
• Erythrosine aluminum lake
• FD&C Red No. 3 Aluminum Lake
• Food Red 14:1
• Food red No.3 aluminum lake
• Japan Food Red No. 3 aluminum lake
• Japan Red 3 Aluminum Lake
• Japan Red 3AL
• Pigment Red 172
• Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-2′,4′,5′,7′-tetraiodo-, aluminum salt (3:2)
• aluminum 1',3',6',8'-tetraiodo-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-2',7'-diolate (2:3)
• C.I. Pigment Red 172
• C.I. Food Red 14:1

Food Red No. 3 Aluminum Lake

CAS: 12227-78-0

Color and Shape: Red Solid

Ref: 3B-F0177

C.I. Pigment Red 172

CAS: 12227-78-0

C.I. Pigment Red 172 (C.I. Food Red 14:1) is a food additive.

Formula: C₂₀H₆I₄O₅Al

Purity: 98.02%

Color and Shape: Solid

Molecular weight: 851.86

Ref: TM-T20045

Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, aluminum salt (3:2)

CAS: 12227-78-0

Formula: C₂₀H₆I₄O₅

Color and Shape: Solid

Molecular weight: 833.8765

Ref: IN-DA00171G

Food Red No.3 Aluminum Lake (Technical Grade)

Controlled Product

CAS: 12227-78-0

Applications Food Red No.3 Aluminum Lake is a food dye useful in tablet coatings.
References Gibson, S. H. M., et al.: Inter. J. of Pharma., 48(1-3), 63-77 (1988)

Formula: C₂₀H₆I₄O₅

Color and Shape: Red

Molecular weight: 833.876

Ref: TR-F688005

Food Red No. 3 Aluminum Lake

CAS: 12227-78-0

Formula: C₂₀H₆I₄O₅·2Al

Molecular weight: 3*833.88 2*26.98

Ref: 4Z-D-164014