α-Naphtholphthalein

Supplier: Thermo Scientific Chemicals
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Synonyms: 3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one

41221-03 41221-06 41221-14
CAAA41221-03EA 79.63 CAD
CAAA41221-03 CAAA41221-06 CAAA41221-14
α-Naphtholphthalein
α-Naphtholphthalein

Applications: Indicator in 0.1% or 0.04% alcohol solution
pH 7.3 (colorless to red), pH 8.7 (green to blue)


CAS No.: 596-01-0 Molecular Formula: C28H18O4 Formula Weight: 418.45 Physical Form: Powder Appearance: Pale brown Melting Point: 238-240° MDL No.: MFCD00036202


Indicator in 0.1% or 0.04% alcohol solution

Formula: C₂₈H₁₈O₄
MW: 418.45 g/mol
Melting Pt: 238…240 °C
Storage Temperature: Ambient
MDL Number: MFCD00036202
CAS Number: 596-01-0
EINECS: 209-875-5
Merck Index: 14,6389

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