CAS: 27414-68-2 - 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-7-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, sodium salt (1:2)

Formula: C₁₆H₁₀N₂O₈S₂·2Na

InChI: InChI=1S/C16H10N2O8S2.2Na/c19-15-8-2-1-3-11(28(24,25)26)12(8)18-14(15)13-16(20)9-6-7(27(21,22)23)4-5-10(9)17-13;;/h1-6,17-18H,(H,21,22,23)(H,24,25,26);;

InChI key: InChIKey=QKIZMVNCRMJDBV-UHFFFAOYSA-N

SMILES: [Na].O=C1C2=CC=CC(=C2NC1=C3NC4=CC=C(C=C4C3=O)S(=O)(=O)O)S(=O)(=O)O

Synonyms:

• 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-7-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt
• 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-7-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, sodium salt (1:2)
• [Δ^2,2′-Biindoline]-5,7′-disulfonic acid, 3,3′-dioxo-, disodium salt
• disodium (2E)-3-oxo-2-(3-oxo-7-sulfonato-1,3-dihydro-2H-indol-2-ylidene)-2,3-dihydro-1H-indole-5-sulfonate
• [Δ2,2′-Biindoline]-5,7′-disulfonic acid, 3,3′-dioxo-, disodium salt

Indigo Carmine Related Compound 2

CAS: 27414-68-2

• Formula: C₁₆H₈N₂O₈S₂Na
• Molecular weight: 420.38 2x22.99

Indigo Carmine 5,7'-Isomer (~90%)

CAS: 27414-68-2

Applications Indigo Carmine 5,7’-Isomer is an analog of 5,5’-Indigodisulfonic Acid Disodium Salt (I521300) and synthesized …

• Formula: C₁₆H₈N₂Na₂O₈S₂
• Purity: ~90%
• Color and Shape: Dark Blue Solid
• Molecular weight: 466.35

Indigo carmine 5,7’-isomer

CAS: 27414-68-2

Please enquire for more information about Indigo carmine 5,7’-isomer including the price, delivery time and …

• Formula: C₁₆H₈N₂Na₂O₈S₂
• Purity: Min. 95%
• Molecular weight: 466.4 g/mol