Skip to Content
Merck
CN

N5638

Sigma-Aldrich

α-Naphtholbenzein

Synonym(s):

4,4′-(α-Hydroxybenzylidene)di-1-naphthol, p-naphtholbenzein

Sign Into View Organizational & Contract Pricing

Select a Size

About This Item

Empirical Formula (Hill Notation):
C27H18O2
CAS Number:
145-50-6
Molecular Weight:
374.43
Beilstein:
2628063
UNSPSC Code:
12352103

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

pH

9.8-11.0, yellow to blue(Visual transition)

mp

230-235 °C (lit.)

SMILES string

Oc1ccc(\C(c2ccccc2)=C3\C=CC(=O)c4ccccc34)c5ccccc15

InChI

1S/C27H18O2/c28-25-16-14-23(19-10-4-6-12-21(19)25)27(18-8-2-1-3-9-18)24-15-17-26(29)22-13-7-5-11-20(22)24/h1-17,28H/b27-24-

InChI key

VDDWRTZCUJCDJM-PNHLSOANSA-N

Looking for similar products? Visit Product Comparison Guide

Regulatory Information

新产品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
102K0687
059H0523
043K1193
038H1354
035H1365

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service