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SML0422

Sigma-Aldrich

Istradefylline

≥98% (HPLC)

Synonym(s):

(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-7-methylxanthine, 8-[(1E)-2-(3,4-Dimethoxyphenyl)ethenyl]-1,3-diethyl-3,7-dihydro-7-methyl-1H-purine-2,6-dione, KW-6002

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About This Item

Empirical Formula (Hill Notation):
C20H24N4O4
CAS Number:
Molecular Weight:
384.43
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77

Pricing and availability is not currently available.

Quality Level

Assay

≥98% (HPLC)

form

powder

color

white to beige

solubility

DMSO: 5 mg/mL (clear solution)

storage temp.

2-8°C

SMILES string

CCN1C(=O)N(CC)c2nc(\C=C\c3ccc(OC)c(OC)c3)n(C)c2C1=O

InChI

1S/C20H24N4O4/c1-6-23-18-17(19(25)24(7-2)20(23)26)22(3)16(21-18)11-9-13-8-10-14(27-4)15(12-13)28-5/h8-12H,6-7H2,1-5H3/b11-9+

InChI key

IQVRBWUUXZMOPW-PKNBQFBNSA-N

Gene Information

human ... ADORA2A(135)

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This Item
PHL898001622408PHL82398
form

powder

form

powder

form

-

form

-

storage temp.

2-8°C

storage temp.

-

storage temp.

-

storage temp.

-

solubility

DMSO: 25 mg/mL, clear

solubility

-

solubility

-

solubility

-

color

white

color

-

color

-

color

-

biological source

Stevia sp.

biological source

-

biological source

-

biological source

-

Biochem/physiol Actions

Istradefylline (KW-6002) is a potent and selective adenosine A2A receptor selective antagonist which has been investigated for use in Parkinson′s Disease.

Features and Benefits

This compound is featured on the Adenosine Receptors page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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    Peter Jenner
    Expert opinion on investigational drugs, 14(6), 729-738 (2005-07-12)
    Dopamine replacement therapy effectively treats the early motor symptoms of Parkinson's disease (PD). However, its association with the development of motor complications limits its usefulness in late stages of the disease. Adenosine A(2A) receptors are localised to the indirect striatal
    P Jenner et al.
    Parkinsonism & related disorders, 15(6), 406-413 (2009-05-19)
    Adenosine derived from the degradation of ATP/AMP functions as a signalling molecule in the nervous system through the occupation of A1, A2, and A3 adenosine receptors. Adenosine A(2A) receptors have a selective localization to the basal ganglia and specifically to
    Robert A Hauser et al.
    Movement disorders : official journal of the Movement Disorder Society, 23(15), 2177-2185 (2008-10-04)
    The objective of this study was to evaluate the efficacy, safety, and tolerability of istradefylline 20 mg once daily versus placebo as an adjunct to levodopa in subjects with Parkinson's disease (PD) who have motor fluctuations. Istradefylline (KW-6002) is an
    H H Fernandez et al.
    Parkinsonism & related disorders, 16(1), 16-20 (2009-07-21)
    6002-US-051 was a 12-week, double-blind study evaluating the safety and efficacy of istradefylline, a selective A(2A) adenosine receptor antagonist, as monotherapy in patients with Parkinson's disease (PD). Patients with Hoehn-Yahr stages 1-2.5 who had not received dopaminergic drugs in the
    John D Salamone et al.
    Behavioural brain research, 201(1), 216-222 (2009-05-12)
    Adenosine and dopamine receptors in striatal areas interact to regulate a number of different functions, including aspects of motor control and motivation. Recent studies indicate that adenosine A(2A) receptor antagonists can reverse the effects of dopamine (DA) D(2) antagonists on

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