CAS: 2766-77-0 - crystal scarlet (acid red 44)

Formula: C₂₀H₁₂N₂Na₂O₇S₂

InChI: InChI=1S/C20H14N2O7S2.2Na/c23-17-9-8-13-10-14(30(24,25)26)11-18(31(27,28)29)19(13)20(17)22-21-16-7-3-5-12-4-1-2-6-15(12)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;

InChI key: InChIKey=ZINIVYNUMFTCAZ-UHFFFAOYSA-N

SMILES: [Na].O=S(=O)(O)C1=CC2=CC=C(O)C(N=NC3=CC=CC=4C=CC=CC34)=C2C(=C1)S(=O)(=O)O

Synonyms:

• 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(1-naphthalenylazo)-, disodium salt
• 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-(1-naphthalenyl)diazenyl]-, sodium salt (1:2)
• 2-Naphthol-6,8-disulfonic acid, 1-(1-naphthylazo)-, disodium salt
• Acid Leather Ponceau 6R
• Acid Ponceau 6R
• Acid Red 6A
• Acidal Crystals Ponceau
• Brillant Crystal Scarlett
• Brilliant Crystal Scarlet
• Colacid Red 6A
• Crystal Ponceau
• Crystal Ponceau M 6R
• Crystal Ponceau?R
• Crystal Scarlet
• Crystal Scarlet 6R
• Crystal Tertracid Ponceau 6R
• Kemacid Leather Ponceau 6R
• Ponceau 6R
• Ponceau 6R Crystals
• Ponceau Cristallise Extra A Export
• Ponceau Crystals 6R
• Romexal Red 6A
• Sodium 6-Hydroxy-5-(1-Naphthylazo)Naphthalene-2,4-Disulphonate
• Triacid Ponceau 6R
• crystal ponceau 6R
• disodium (8Z)-8-[2-(naphthalen-1-yl)hydrazinylidene]-7-oxo-7,8-dihydronaphthalene-1,3-disulfonate

Crystal Ponceau 6R (C.I. 16250)

CAS: 2766-77-0

• Formula: C₂₀H₁₂N₂Na₂O₇S₂
• Purity: ≥ 75%
• Color and Shape: Dark red to dark brown powder
• Molecular weight: 502.43

Acid Red 44

CAS: 2766-77-0

• Formula: C₂₀H₁₂N₂O₇S₂Na
• Color and Shape: Neat
• Molecular weight: 502.43

Crystal Ponceau 6R (Technical Grade)

CAS: 2766-77-0

• Formula: C₂₀H₁₂N₂Na₂O₇S₂
• Color and Shape: Red
• Molecular weight: 502.43

Crystal Scarlet

CAS: 2766-77-0

Crystal Scarlet is a synthetic quinoline derivative used in water treatment processes. It is used …

• Formula: C₂₀H₁₂N₂O₇S₂·2Na
• Purity: Min. 90%
• Color and Shape: Powder
• Molecular weight: 502.43 g/mol