Description

Phenyl-D5-Acetylene is a deuterium-labeled analog of phenylacetylene, where five hydrogen atoms on the phenyl ring are replaced with deuterium (D). This stable isotope-labeled compound is essential for advanced analytical and synthetic chemistry, providing a non-radioactive tracer with distinct spectroscopic properties. It is primarily used by researchers and manufacturers in pharmaceutical development, agrochemical research, and material science for applications such as internal standards in mass spectrometry and mechanistic studies in catalysis.

Application

• Internal Standard for Quantitative Analysis: Used in GC-MS and LC-MS for accurate quantification of phenylacetylene and related compounds in complex matrices.
• Mechanistic Probe in Catalysis: Employed in deuterium labeling studies to elucidate reaction pathways and kinetic isotope effects in organometallic and organic synthesis.
• Pharmaceutical Intermediate: Serves as a key building block for synthesizing deuterated drug candidates to study metabolism, pharmacokinetics, and improve stability.
• Agrochemical Research: Utilized in the development and analysis of deuterated pesticides and herbicides.
• Material Science Precursor: Acts as a monomer or intermediate for creating specialized polymers and advanced organic electronic materials with modified properties.
• NMR Spectroscopy: Provides a valuable tool for structural elucidation and reaction monitoring due to the distinct NMR signal of deuterium.

Basic Information

Item	Detail
Product Name	Phenyl-D5-Acetylene
CAS No.	25837-46-1
Molecular Formula	C8D5H3
Molecular Weight	109.17 g/mol
Synonyms	(Penta-deuteriophenyl)acetylene; Phenylacetylene-d5; Deuteriobenzene, ethynyl-; Ethynylbenzene-d5; Benzene-d5, ethynyl-; Phenyl-D5-ethyne; C6D5C≡CH
EINECS	Contact for details

Quality Control

Our Phenyl-D5-Acetylene is produced and tested under strict quality management protocols. Each batch undergoes comprehensive analysis to ensure high chemical purity and isotopic enrichment, meeting the stringent requirements for research and development. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as isotopic purity (D-enrichment), chemical purity, and identity confirmation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C to maintain stability and minimize volatility. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Isotopic Purity (D-enrichment)	≥ 98 atom % D
Water Content (KF)	≤ 0.5%

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