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IMPC-051-03

Supelco

Paraxanthin

1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

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About This Item

Empirische Formel (Hill-System):
C7H8N4O2
CAS-Nummer:
611-59-6
Molekulargewicht:
180.16
EG-Nummer:
200-659-6
UNSPSC-Code:
41116107
NACRES:
NA.24

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Qualität

certified reference material

Qualitätsniveau

300

Form

liquid

Leistungsmerkmale

Snap-N-Spike®/Snap-N-Shoot®

Verpackung

ampule of 1 mL

Hersteller/Markenname

Cerilliant®

Konzentration

1.0 mg/mL in methanol

Methode(n)

gas chromatography (GC): suitable
liquid chromatography (LC): suitable

Anwendung(en)

pharmaceutical (small molecule)

Format

single component solution

Lagertemp.

room temp

SMILES String

CN1C(=O)Nc2ncn(C)c2C1=O

InChI

1S/C7H8N4O2/c1-10-3-8-5-4(10)6(12)11(2)7(13)9-5/h3H,1-2H3,(H,9,13)

InChIKey

QUNWUDVFRNGTCO-UHFFFAOYSA-N

Verwandte Kategorien

Allgemeine Beschreibung

Paraxanthine is a major plasma and urinary metabolite of caffeine. This xanthine derivative is, along with caffeine, a central nervous system stimulant. This Snap-N-Spike® reference solution is applicable for caffeine quantitation in clinical toxicology or urine drug testing by LC-MS/MS or GC/MS.

Rechtliche Hinweise

CERILLIANT is a registered trademark of Merck KGaA, Darmstadt, Germany
Snap-N-Shoot is a registered trademark of Cerilliant Corporation
Snap-N-Spike is a registered trademark of Merck KGaA, Darmstadt, Germany

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1

Zielorgane

Eyes,Central nervous system

Lagerklassenschlüssel

3 - Flammable liquids

WGK

WGK 2

Flammpunkt (°F)

49.5 °F - closed cup

Flammpunkt (°C)

9.7 °C - closed cup

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Analysenzertifikate (COA)

Lot/Batch Number

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Rebeca Pinhancos et al.
Journal of mass spectrometry : JMS, 46(11), 1175-1181 (2011-11-30)
The presence of pharmaceuticals in drinking water is an emerging environmental concern. In most environmental testing laboratories, LC-MS/MS assays based on selected reaction monitoring are used as part of a battery of tests used to assure water quality. Although LC-MS/MS
S Katherine Laughon et al.
American journal of perinatology, 28(7), 571-578 (2011-03-08)
Outside pregnancy, acute caffeine consumption is associated with insulin resistance. We investigated if during pregnancy plasma concentrations of caffeine and its metabolite, paraxanthine, were associated with insulin resistance. Caffeine, paraxanthine, glucose, and insulin were measured and insulin resistance estimated by
Vidya Perera et al.
The Journal of pharmacy and pharmacology, 63(9), 1161-1168 (2011-08-11)
To investigate the utility of metrics of CYP1A2 activity using caffeine as a probe, and saliva and plasma sampling with or without a 24-h caffeine abstinence. This was a cross-over pharmacokinetic study in 30 healthy male subjects who received a
Maurice J Arnaud
Handbook of experimental pharmacology, (200)(200), 33-91 (2010-09-23)
Caffeine, theophylline, theobromine, and paraxanthine administered to animals and humans distribute in all body fluids and cross all biological membranes. They do not accumulate in organs or tissues and are extensively metabolized by the liver, with less than 2% of
Liqing Wang et al.
Basic & clinical pharmacology & toxicology, 112(4), 257-263 (2012-11-22)
This study was designed to investigate the impact of cytochrome P450 (CYP) 1A2 polymorphisms on theophylline metabolism in a non-smoking healthy male Chinese population. Four polymorphisms CYP1A2 1C (G-3860A), G-3113A, CYP1A2 1F (C-163A) and CYP1A2 1B (C-5347T) were screened in
Alle zugehörigen Dokumente anzeigen

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