Molekula

alpha-Naphtholphthalein

SKU 90036332 CAS 596-01-0 Disponibile su richiesta

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Alpha-Naphtholphthalein is a pH indicator used in analytical chemistry, particularly in titrations involving strong bases. It changes color from colorless to deep blue in basic solutions. Available in powder form with a purity of ≥98.0% (HPLC), it has a molecular weight of about 418.4 g/mol and a melting point of 240–242 °C. Molekula supplies alpha-Naphtholphthalein from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Questo prodotto è disponibile presso Molekula su richiesta. La specifica completa, il Foglio Informativo di Sicurezza (SDS) e la documentazione del Certificato di Analisi (CoA) saranno forniti con il vostro preventivo una volta che il nostro team avrà confermato la qualità e la dimensione del confezionamento richiesti.

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Panoramica

SKU: 90036332
Numero CAS: 596-01-0
Nome IUPAC: 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one
Numero CE: 209-875-5
Massa esatta: 418.1205
SMILES: C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O
InChIKey: HQHBAGKIEAOSNM-UHFFFAOYSA-N
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
PubChem CID: 68993

Sinonimi

1-Naphtholphthalein
1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-1-naphthalenyl)-
3,3-Bis(4-hydroxy-1-naphthyl)phthalide
3,3-bis(4-hydroxynaphthalen-1-yl)-1,3-dihydro-2-benzofuran-1-one
3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one
3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
a-naphtholphthalein
a-Naphtolphtalein
Naphtholphthalein
naphtholphthalein blue

Domande frequenti

What is alpha-Naphtholphthalein used for?

It is primarily used as a pH indicator in analytical chemistry, particularly in titrations involving strong bases.

What is the chemical formula and molecular weight of alpha-Naphtholphthalein?

The chemical formula is C28H18O4, and the molecular weight is about 418.4 g/mol.

How should alpha-Naphtholphthalein be stored?

Store in a cool, dry place, protected from light and moisture, in a tightly sealed container.

What grade is available for alpha-Naphtholphthalein?

It is available in analytical grade, suitable for laboratory use.

Can Molekula supply alpha-Naphtholphthalein in bulk?

Yes, Molekula can supply alpha-Naphtholphthalein in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with an order of alpha-Naphtholphthalein?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.

Prodotti correlati

Molekula fornisce chimici fini e biochimici dal 1999, e i suoi impianti sono certificati ISO 9001:2015 e ISO 14001:2015. Ogni lotto spedito viene registrato con un numero di lotto e abbinato a un Certificato di Analisi, mentre le Schede di Sicurezza sono disponibili in cinque lingue.