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Merck
CN

39235

11-[5-(Dimethylamino)-1-naphthalenesulfonylamino]undecanoic acid

BioReagent, suitable for fluorescence, ≥98.0% (TLC)

Synonym(s):

11-(Dansylamino)undecanoic acid, DAUDA

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About This Item

Empirical Formula (Hill Notation):
C23H34N2O4S
CAS Number:
73025-02-2
Molecular Weight:
434.59
PubChem Substance ID:
57649887
UNSPSC Code:
12352200
Beilstein/REAXYS Number:
8946533
MDL number:
MFCD00467271

Key Documents

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SMILES string

CN(C)c1cccc2c(cccc12)S(=O)(=O)NCCCCCCCCCCC(O)=O

InChI

1S/C23H34N2O4S/c1-25(2)21-15-11-14-20-19(21)13-12-16-22(20)30(28,29)24-18-10-8-6-4-3-5-7-9-17-23(26)27/h11-16,24H,3-10,17-18H2,1-2H3,(H,26,27)

InChI key

CEPGVMDMVJGHFQ-UHFFFAOYSA-N

product line

BioReagent

assay

≥98.0% (TLC)

solubility

DMSO: soluble, methanol: soluble

fluorescence

λex 335 nm; λem 516 nm in methanol

suitability

suitable for fluorescence

storage temp.

2-8°C

Application

11-[5-(Dimethylamino)-1-naphthalenesulfonylamino]undecanoic acid (DAUDA), a dansyl-type fluorophore, is widely used as a hydrophobic binding site probe to identify and characterize the binding sites of medium chain fatty acids, their derivatives and other hydrophobic compounds on molecules such as proteins.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

HPLC determination of fatty acid binding proteins in rat liver with fluorescence detection

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCC4452
BCBZ5697
BCBV8084
BCBS7918V
BCBR2159V

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O K Gasymov et al.
Biochimica et biophysica acta, 1433(1-2), 307-320 (1999-10-09)
The principal lipid binding protein in tears, tear lipocalin (TL), binds acid and the fluorescent fatty acid analogs, DAUDA and 16-AP at one site TL compete for this binding site. A fluorescent competitive binding assay revealed that apo-TL has a
A E Thumser et al.
The Biochemical journal, 314 ( Pt 3), 943-949 (1996-03-15)
Rat liver fatty acid-binding protein (FABP) is able to accommodate a wide range of non-polar anions in addition to long-chain fatty acids. This property means that the liver protein is functionally different from other FABPs from intestine, muscle and adipose
M Yamaguchi et al.
The Analyst, 117(12), 1859-1861 (1992-12-01)
A highly sensitive, simple and reproducible method for the quantitative determination of fatty acid binding protein in rat liver by post-column high-performance liquid chromatography with fluorescence detection is presented. Fatty acid binding protein in rat liver cytosols is separated by
A E Thumser et al.
The Biochemical journal, 320 ( Pt 3), 729-733 (1996-12-15)
The physiological role of liver fatty acid-binding protein (L-FABP) has yet to be clarified. An important feature of this member of the family of intracellular lipid-binding proteins is the wide range of compounds that have been identified as potential physiological
Fen Qiao et al.
PloS one, 11(8), e0160003-e0160003 (2016-08-02)
Heterodera avenae and H. filipjevi are major parasites of wheat, reducing production worldwide. Both are sedentary endoparasitic nematodes, and their development and parasitism depend strongly on nutrients obtained from hosts. Secreted fatty acid- and retinol-binding (FAR) proteins are nematode-specific lipid
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