Skip to Content
Merck
CN

94257

Benzophenone-9

analytical standard

Synonym(s):

2,2′-Dihydroxy-4,4′-dimethoxybenzophenone-5,5′-disulfonic acid disodium salt, Disodium 2,2′-dihydroxy-4,4′-dimethoxy-5,5′-disulfobenzophenone, Disodium 2,2′-dihydroxy-4,4′-dimethoxybenzophenone-5,5′-disulfonate, Disodium 3,3′-carbonylbis[4-hydroxy-6-methoxybenzenesulphonate]

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Empirical Formula (Hill Notation):
C15H12Na2O11S2
CAS Number:
76656-36-5
Molecular Weight:
478.36
UNSPSC Code:
77101502
NACRES:
NA.24
PubChem Substance ID:
329770316
EC Number:
278-520-4
Beilstein/REAXYS Number:
9829705
MDL number:
MFCD02683831

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

InChI key

QDCHWIWENYCPIL-UHFFFAOYSA-L

InChI

1S/C15H14O11S2.2Na/c1-25-11-5-9(16)7(3-13(11)27(19,20)21)15(18)8-4-14(28(22,23)24)12(26-2)6-10(8)17;;/h3-6,16-17H,1-2H3,(H,19,20,21)(H,22,23,24);;/q;2*+1/p-2

SMILES string

O=C(C1=C(O)C=C(OC)C(S([O-])(=O)=O)=C1)C2=C(O)C=C(OC)C(S([O-])(=O)=O)=C2.[Na+].[Na+]

grade

analytical standard

assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

impurities

≤5.0% water (calc. from elemental analysis)

application(s)

cleaning products
cosmetics
environmental
food and beverages
personal care

format

neat

Quality Level

100

Related Categories

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCK9978
BCCG4323
BCCB3829
BCBT7111
BCBQ9431V

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