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Key Documents

557502

Sigma-Aldrich

Ro-20-1724

A cell-permeable, selective inhibitor of cAMP-specific phosphodiesterase (PDE IV; IC₅₀ = 2 µM).

Synonym(s):

Ro-20-1724, 4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinone

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About This Item

Empirical Formula (Hill Notation):
C15H22N2O3
CAS Number:
29925-17-5
Molecular Weight:
278.35
MDL number:
MFCD00077397
UNSPSC Code:
12352200

Quality Level

100

assay

≥98% (TLC)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

solubility

DMSO: 20%
ethanol: 4%

shipped in

ambient

storage temp.

10-30°C

InChI

1S/C15H22N2O3/c1-3-4-7-20-14-9-11(5-6-13(14)19-2)8-12-10-16-15(18)17-12/h5-6,9,12H,3-4,7-8,10H2,1-2H3,(H2,16,17,18)

InChI key

PDMUULPVBYQBBK-UHFFFAOYSA-N

General description

A cell-permeable, selective inhibitor of cAMP-specific phosphodiesterase (PDE IV; IC50 = 2 µM). Inhibits superoxide generation and arachidonic-induced platelet aggregation. Also inhibits fMLP-induced neutrophil adhesion to vascular endothelial cells.
Selective inhibitor of cAMP-specific phosphodiesterase (PDE IV, IC50 = 2 µM). Inhibits superoxide generation and arachidonic-induced platelet aggregation. Also inhibits fMLP-induced neutrophil adhesion to vascular endothelial cells.

Biochem/physiol Actions

Cell permeable: yes
Primary Target
PDE IV
Product does not compete with ATP.
Reversible: no
Target IC50: 2 µM against PDE IV

Warning

Toxicity: Irritant (B)

Other Notes

Derian, C.K., et al. 1995. J. Immunol. 154, 308.
Rubin, L.L., et al. 1991. J. Cell Biol.115, 1725.
Lad, P.M., et al. 1985. Biochim. Biophys. Acta 846, 286.
Bergstrand, H., et al. 1977. Mol. Pharmacol.13, 38.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Gliomas are the most common and aggressive primary tumors in the central nervous system. The nucleoside adenosine is considered to be one major constituent within the tumor microenvironment. The adenosine level mainly depends on two enzymatic activities: 5'-nucleotidase (5'NT or

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