CAS: 596-01-0 - Alpha-Naphtholphthalein

Formula: C₂₈H₁₈O₄

InChI: InChI=1S/C28H18O4/c29-25-15-13-23(17-7-1-3-9-19(17)25)28(22-12-6-5-11-21(22)27(31)32-28)24-14-16-26(30)20-10-4-2-8-18(20)24/h1-16,29-30H

InChI key: InChIKey=HQHBAGKIEAOSNM-UHFFFAOYSA-N

SMILES: O=C1OC(C=2C=CC=CC12)(C3=CC=C(O)C=4C=CC=CC43)C5=CC=C(O)C=6C=CC=CC65

Synonyms:

• 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-1-naphthalenyl)-
• 1,1′-Naphthol-4,4′-phthalein
• 1-Naphtholphthalein
• 3,3-Bis(4-hydroxy-1-naphthalenyl)-1(3H)-isobenzofuranone
• 3,3-Bis(4-hydroxy-1-naphthyl)-1,3-dihydroisobenzofuran-1-one
• 3,3-Bis(4-hydroxy-1-naphthyl)phthalide
• 3,3-Bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one
• Di-p-α-Naphtholphthalide
• Naphtholphthalein blue
• Phthalide, 3,3-bis(4-hydroxy-1-naphthyl)-
• p-α-Naphtholphthalein
• α-Naphtholphthalein

α-Naphtholphthalein

CAS: 596-01-0

• Formula: C₂₈H₁₈O₄
• Purity: >98.0%(HPLC)
• Color and Shape: White to Brown powder to crystal
• Molecular weight: 418.45

alpha-Naphtholphthalein

CAS: 596-01-0

Indicator in 0.1% or 0.04% alcohol solution.α-Naphtholphthalein is used as a pH indicator and operates …

• Formula: C₂₈H₁₈O₄
• Color and Shape: Pink to brown, Powder
• Molecular weight: 418.45

alpha-Naphtholphthalein

CAS: 596-01-0

• Formula: C₂₈H₁₈O₄
• Purity: 98%
• Color and Shape: Solid
• Molecular weight: 418.4401

alpha-Naphtholphthalein

CAS: 596-01-0

• Formula: C₂₈H₁₈O₄
• Color and Shape: Pale pink to beige or pale red-brown powder
• Molecular weight: 418.45

3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one

CAS: 596-01-0

• Purity: 97%
• Molecular weight: 418.447998046875

1-Naphtholphthalein

CAS: 596-01-0

1-Naphtholphthalein is a diazonium salt that is used as an optical sensor. It reacts with …

• Purity: Min. 95%