Description

o-Methylisourea-13C Hydrochloride is a stable isotope-labeled derivative of o-methylisourea, where the carbon atom is enriched with the 13C isotope. This compound is a critical reagent in advanced chemical synthesis and analytical research, providing a non-radioactive tracer for mechanistic studies and metabolic pathway elucidation. It is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and academic sectors for the development and analysis of novel compounds.

Application

• Isotope-Labeled Intermediate: Serves as a key building block in the synthesis of 13C-labeled pharmaceuticals and agrochemicals for metabolism and pharmacokinetic (ADME) studies.
• Mechanistic Probe: Used in reaction mechanism elucidation and isotopic labeling experiments to trace chemical pathways in organic synthesis.
• Analytical Standard: Employed as an internal standard in quantitative mass spectrometry (MS) and nuclear magnetic resonance (NMR) spectroscopy for accurate compound quantification.
• Bioconjugation Research: Acts as a reagent for introducing guanidino or modified functional groups into biomolecules under controlled conditions.
• Process Chemistry: Utilized in the scale-up and optimization of synthetic routes for compounds requiring isotopic labeling for regulatory or diagnostic purposes.

Basic Information

Product Name	o-Methylisourea-13C Hydrochloride
CAS No.	287389-40-6
Molecular Formula	C13CH7N2O•HCl
Molecular Weight	110.53 g/mol (for 13C1 isotopologue)
Synonyms	O-Methylisourea-13C Hydrochloride; Methylisourea-13C Hydrochloride; 1-Methylisourea-13C Hydrochloride; (Methoxy-13C)isourea Hydrochloride; Guanidine, (methoxy-13C)-, monohydrochloride; Isotope-labeled O-methylisourea HCl; 13C1-O-Methylisourea HCl
EINECS	Contact for details

Quality Control

Our o-Methylisourea-13C Hydrochloride is manufactured under strict quality systems to ensure high isotopic and chemical purity. Each batch is supported by a comprehensive Certificate of Analysis (COA) detailing isotopic enrichment, chemical purity, and impurity profiles. We adhere to relevant industry standards for stable isotope-labeled compounds, and custom purity grades or specific analytical data packages are available to meet your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability. Keep the container tightly sealed in a desiccated environment when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Chemical)
Isotopic Enrichment (13C NMR)	≥ 99 atom % 13C
Water Content (KF)	≤ 2.0 %
Residue on Ignition	≤ 0.5 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.