Skip to Content
Merck
All Photos(1)

Key Documents

14335

Sigma-Aldrich

2,2′-Biquinoline-4,4′-dicarboxylic acid

≥90% (TLC)

Synonym(s):

2,2′-Bicinchoninic acid

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C20H12N2O4
CAS Number:
Molecular Weight:
344.32
Beilstein:
321561
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.25

Quality Level

Assay

≥90% (TLC)

form

powder

storage temp.

2-8°C

SMILES string

OC(=O)c1cc(nc2ccccc12)-c3cc(C(O)=O)c4ccccc4n3

InChI

1S/C20H12N2O4/c23-19(24)13-9-17(21-15-7-3-1-5-11(13)15)18-10-14(20(25)26)12-6-2-4-8-16(12)22-18/h1-10H,(H,23,24)(H,25,26)

InChI key

AFYNADDZULBEJA-UHFFFAOYSA-N

Application

2,2′-Biquinoline-4,4′-dicarboxylic acid has been used in a study that synthesized and structurally characterized six metal-organic coordination polymers.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

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.

Already Own This Product?

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

Visit the Document Library

Customers Also Viewed

Severino A Lucena et al.
Analytical biochemistry, 434(1), 39-43 (2012-11-06)
We adapted the protocols of reducing sugar measurements with dinitrosalicylic acid and bicinchoninic acid for thermocyclers and their use in enzymatic assays for hydrolases such as amylase and β-1,3-glucanase. The use of thermocyclers for these enzymatic assays resulted in a
Daniele Cestari Marino et al.
Journal of agricultural and food chemistry, 57(23), 11061-11066 (2009-11-11)
A spectrophotometric method is proposed for the determination of the polyphenols content in aqueous extracts of plants. The method is based on the reduction of Cu(II) to Cu(I) by polyphenols, in the presence of bicinchoninic acid in a buffered medium
Bernd Enthaler et al.
Rapid communications in mass spectrometry : RCM, 27(8), 878-884 (2013-03-16)
For the matrix-assisted laser desorption/ionization (MALDI) imaging of proteins and tryptic peptides it is recommendable to remove salts, lipids, and phospholipids prior to analysis. However, thorough investigations of the influence of commonly used washing protocols on the entire protein content
Eva M Campion et al.
Methods in molecular biology (Clifton, N.J.), 681, 229-258 (2010-10-28)
The accurate quantitation of proteins and an analysis of their purity are essential in numerous areas of scientific research, and are a critical factor in many clinical applications. The large and varied number of techniques employed for this purpose is
Sandeep Kumar Vashist et al.
Biochemical and biophysical research communications, 411(2), 455-457 (2011-07-19)
We report here substantial interference from N-hydroxysuccinimide (NHS) in the bicinchoninic acid (BCA) protein assay. NHS is one of the most commonly used crosslinking agents in bioanalytical sciences, which can lead to serious potential errors in the BCA protein assay

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