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Paraxanthine solution

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

  • CAS Number 611-59-6

  • Empirical Formula (Hill Notation) C7H8N4O2

  • Molecular Weight 180.16

  •  EC Number 200-659-6

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, Cardiac Drugs, Certified Reference Materials (CRMs),
Quality Level   100
grade   certified reference material
InChI Key   QUNWUDVFRNGTCO-UHFFFAOYSA-N
feature   Snap-N-Spike®/Snap-N-Shoot®
packaging   ampule of 1 mL
mfr. no.   Cerilliant®
concentration   1.0 mg/mL in methanol
Featured Industry   Pharmaceutical (small molecule)
format   single component solution
storage temp.   room temp

Description

General description

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.

Legal Information

CERILLIANT is a registered trademark of Cerilliant Corporation

Snap-N-Shoot is a registered trademark of Cerilliant Corporation

Snap-N-Spike is a registered trademark of Cerilliant Corporation

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN1230 - class 3 - PG 2 - Methanol, solution
WGK Germany 
1
Flash Point(F) 
48.2 °F
Flash Point(C) 
9 °C

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Cardiac Drugs

Worldwide cardiovascular disease (CVD) prevalence is increasing, with countries such as China projecting a 73% increase in their CVD rates by 20301 and England projecting a 15% increase by 2020.2 Nea...
Keywords: Anticoagulants, Antihypertensives, Cardiovascular, Chemical vapor deposition, Clinical, Diagnostic, Forensic, Ion-exchange chromatography, Metabolites

HPLC Analysis of Bronchodilators Theophylline and Other Caffeine Metabolites in Serum on Discovery® RP-AmideC16 after SPE using Discovery® DSC-18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Bronchodilators Theophylline and Other Caffeine Metabolites in Serum on Discovery® RP-AmideC16 after SPE using Discovery® DSC-18
Keywords: Calorimetry, Chromatography, Clinical, High performance liquid chromatography, Pharmaceutical, Sample preparations, Solid phase extractions

HPLC Analysis of Caffeine Metabolites and Analogs on Discovery® C18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Caffeine Metabolites and Analogs on Discovery® C18
Keywords: Chromatography, Clinical, High performance liquid chromatography

HPLC Analysis of Xanthines on Ascentis® C18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Xanthines on Ascentis® C18
Keywords: Chromatography, High performance liquid chromatography

HPLC Analysis of Xanthines on Purospher®STAR RP-18 endcapped

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Xanthines on Purospher®STAR RP-18 endcapped
Keywords: Chromatography, Clinical, High performance liquid chromatography, Pharmaceutical, Separation

Pesticides

Sigma-Aldrich's Cerilliant brand offers an extensive line of pesticides certified reference standards for various applications. We supply single-component Snap-N-Shoot® solutions and reference materi...
Keywords: Ion-exchange chromatography, Metabolites, Pesticides

Pharmaceutical and Drug Standards for Wastewater Testing

In 2008 an Associated Press investigation identified numerous pharmaceutical and personal care products in drinking water supplies of at least 41 million Americans. The publication of this report and...
Keywords: Anti-depressants, Environmental, Hormones, Ion-exchange chromatography, Metabolites, Pharmaceutical

Peer-Reviewed Papers
15

References

Related Products

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C-051 Caffeine solution, 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®
C-082 Caffeine-13C3 solution, 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®
IMPC-051-01 Theophylline solution, 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®
T-013 Theobromine solution, 100 μg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

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