Description

19-Hydroxytestosterone is a key intermediate steroid compound with significant relevance in pharmaceutical research and development. Its primary value lies in its role as a versatile precursor for the synthesis of more complex steroid hormones and active pharmaceutical ingredients (APIs). This product is essential for R&D laboratories, pharmaceutical manufacturers, and academic institutions focused on endocrinology, steroid chemistry, and the development of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A critical building block in the multi-step synthesis of advanced steroid-based drugs and hormones.
• Biochemical Research: Used in metabolic pathway studies and as a reference standard in analytical laboratories.
• API Development: Serves as a precursor in the development of new active pharmaceutical ingredients targeting hormonal regulation.
• Reference Standard: Employed in quality control laboratories for method development, validation, and calibration of analytical instruments like HPLC and GC-MS.
• Academic & Institutional Research: Facilitates studies in steroidogenesis, enzyme inhibition, and receptor binding assays within university and institutional settings.

Basic Information

Item	Details
Product Name	19-Hydroxytestosterone
CAS No.	2126-37-6
Molecular Formula	C19H28O3
Molecular Weight	304.43 g/mol
Synonyms	19-Hydroxyandrost-4-en-3,17-dione; 19-Hydroxy-4-androstene-3,17-dione; 19-Hydroxyandrostenedione; 19-Hydroxy-δ4-androstene-3,17-dione; 19-OH-AD; 19-Hydroxy-AD; 19-Hydroxytestosterone (common name)
EINECS	Contact for details

Quality Control

Our 19-Hydroxytestosterone is produced and tested under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and pharmaceutical applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Specification available upon request
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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