Description

Ethynylbenzene-13C2 is a stable isotope-labeled analog of phenylacetylene, where two carbon atoms are replaced with the carbon-13 isotope. This compound is essential for advanced analytical and research applications requiring precise molecular tracking and quantification. It is primarily utilized by researchers and scientists in the fields of pharmaceutical development, metabolic studies, and organic synthesis.

Application

• Internal Standard for Mass Spectrometry (MS): Used as a quantitative reference standard in GC-MS and LC-MS analyses for accurate measurement of phenylacetylene and related compounds.
• Pharmaceutical Research: Serves as a labeled precursor or intermediate in the synthesis of isotopically labeled drug candidates for pharmacokinetic and metabolic pathway studies.
• NMR Spectroscopy: Employed as a probe in nuclear magnetic resonance (NMR) spectroscopy to investigate molecular structure and dynamics due to its distinct 13C signature.
• Chemical Reaction Mechanism Studies: Acts as a tracer in catalytic and organic synthesis research to elucidate reaction pathways and mechanisms.
• Environmental Analysis: Can be used in method development for detecting trace levels of aromatic acetylene compounds in environmental samples.
• Material Science: Functions as a building block for synthesizing labeled polymers or advanced materials for specialized research applications.

Basic Information

Product Name	Ethynylbenzene-13C2
CAS No.	263012-32-4
Molecular Formula	C6H613C2
Molecular Weight	104.10 g/mol (for 13C2 labeled form)
Synonyms	Phenylacetylene-13C2; (Phenylethynyl)-13C2; Ethynylbenzene-1,2-13C2; 1-Phenyl-1,2-13C2-acetylene; Benzene, ethynyl-13C2-; 13C2-Phenylacetylene; Isotopically Labeled Phenylacetylene
EINECS	Contact for details

Quality Control

Our Ethynylbenzene-13C2 is produced and handled under strict quality protocols to ensure high isotopic and chemical purity for research applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing isotopic enrichment, chemical purity, and identity confirmation. We adhere to relevant industry standards for stable isotope-labeled compounds to ensure reliability and consistency in your research.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are securely sealed when not in use. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Isotopic Enrichment (13C)	≥ 99 atom % 13C
Water Content (KF)	≤ 0.5%

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