Description

o-Terphenyl (D14) is a high-purity, deuterated aromatic hydrocarbon widely utilized as a critical standard and tracer in advanced analytical chemistry. Its deuterium-labeled structure provides a stable, non-interfering signal essential for precise quantitative analysis and method validation. This compound is primarily sought by research institutions, pharmaceutical developers, and analytical laboratories engaged in mass spectrometry, NMR spectroscopy, and environmental testing.

Application

• Internal Standard for Mass Spectrometry (MS): Used for accurate quantification in GC-MS and LC-MS analyses due to its distinct isotopic signature.
• NMR Spectroscopy Solvent & Reference: Serves as a deuterated solvent or chemical shift reference in nuclear magnetic resonance studies.
• Tracer Studies in Environmental Science: Employed to track the fate and transport of aromatic compounds in complex environmental matrices.
• Pharmaceutical Research & Metabolism Studies: Acts as a stable isotopic label in drug metabolism and pharmacokinetics (DMPK) research.
• Polymer & Material Science Research: Used as a probe or additive in studies of polymer dynamics and composite materials.
• Quality Control & Method Development: Essential for developing and validating analytical methods in regulatory and industrial QC labs.

Basic Information

Product Name	o-Terphenyl (D14)
CAS No.	5142-67-6
Molecular Formula	C18D14
Molecular Weight	242.38 g/mol
Synonyms	1,2-Diphenylbenzene-d14; o-Terphenyl-d14; Deuterated o-Terphenyl; [D14]-o-Terphenyl; 1,1':2',1''-Terphenyl-d14; o-Triphenyl-d14; ortho-Terphenyl (D14); Biphenylbenzene-d14
EINECS	Contact for details

Quality Control

Our o-Terphenyl (D14) is manufactured under controlled conditions to ensure exceptional isotopic purity and chemical integrity. Each batch undergoes rigorous analysis, including NMR and MS, to confirm deuterium incorporation and chemical purity. A comprehensive Certificate of Analysis (COA) detailing isotopic enrichment, assay, and impurity profiles is provided with every shipment to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). Keep the container sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Isotopic Purity (D-content)	≥ 98 atom % D
Assay (HPLC)	≥ 98.0%
Chemical Purity (GC)	≥ 99.0%
Melting Point	54 - 58 °C

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