Description

Testosterone-D3 Propionate is a deuterium-labeled analog of testosterone propionate, a well-characterized androgen and anabolic steroid. This stable isotope-labeled compound is essential for use as an internal standard in quantitative mass spectrometry, ensuring the highest accuracy and reliability in analytical results. It is primarily utilized by pharmaceutical R&D laboratories, clinical research organizations, and forensic toxicology labs for method development, validation, and precise measurement of testosterone levels in complex biological matrices.

Application

• Internal Standard for LC-MS/MS: Serves as a critical reference compound in liquid chromatography-tandem mass spectrometry for the quantification of endogenous and exogenous testosterone.
• Pharmaceutical Research & Development: Used in pharmacokinetic and metabolic studies to track the absorption, distribution, metabolism, and excretion of testosterone-based therapeutics.
• Clinical Diagnostics & Endocrinology: Enables precise measurement of serum testosterone levels for diagnosing hormonal disorders, monitoring hormone replacement therapy, and conducting anti-doping testing.
• Forensic Analysis & Anti-Doping Control: A key analytical standard in sports drug testing and forensic investigations to detect and confirm the presence of anabolic steroids.
• Metabolite Profiling: Assists in the identification and quantification of testosterone metabolites in biological samples for comprehensive metabolic pathway analysis.
• Method Development & Validation: Provides a stable, isotopically distinct reference point for developing and validating robust, sensitive, and specific bioanalytical assays.

Basic Information

Product Name	Testosterone-D3 Propionate
CAS No.	876054-54-5
Molecular Formula	C22H31D3O3
Molecular Weight	345.52 g/mol (approx.)
Synonyms	17β-Hydroxyandrost-4-en-3-one-16,16,17-d3 propionate; Testosterone-16,16,17-d3 17-propionate; Androst-4-en-3-one, 17-(1-oxopropoxy)-, (17β)-, 16,16,17-d3; Deuterated Testosterone Propionate; Testosterone-d3 Propionate; [16,16,17-d3]-Testosterone Propionate
EINECS	Contact for details

Quality Control

Every batch of Testosterone-D3 Propionate is manufactured and analyzed under strict quality management systems. We guarantee high chemical and isotopic purity, confirmed by advanced analytical techniques including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, isotopic enrichment, and solvent content is provided with each shipment to ensure traceability and compliance with your research protocols.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) or as indicated on the label/COA. This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment. For long-term storage, consider storing desiccated at -20°C.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Enrichment	≥ 98 atom % D
Chemical Purity (NMR)	Conforms
Residual Solvents (GC)	Meets ICH guidelines

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