Description

1-Androstenedione is a key endogenous steroid hormone and a crucial intermediate in the biosynthesis of testosterone and estrogens. Its importance lies in its role as a primary biochemical precursor, making it essential for research and development in endocrinology and metabolic studies. This compound is primarily utilized by pharmaceutical R&D laboratories, academic research institutions, and manufacturers of diagnostic reagents and reference standards.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of testosterone, estradiol, and other steroid-based active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and substrate in studies of steroidogenesis, enzyme kinetics (e.g., aromatase, 17β-HSD), and endocrine pathways.
• Diagnostic Manufacturing: Employed in the production of calibration standards and reagents for clinical diagnostic kits measuring hormone levels.
• Metabolic Studies: Applied in in vitro and in vivo research to investigate androgen and estrogen metabolism, receptor binding, and related physiological effects.
• Academic Reference Material: Supplied to universities and research institutes for educational and investigative purposes in chemistry and life sciences.

Basic Information

Product Name	1-Androstenedione
CAS No.	571-39-1
Molecular Formula	C19H26O2
Molecular Weight	286.41 g/mol
Synonyms	1,4-Androstadiene-3,17-dione; 1,4-Androstadien-3,17-dione; Androsta-1,4-diene-3,17-dione; 1-Dehydroandrostenedione; 1,4-AD; Estr-4-ene-3,17-dione
EINECS	209-332-5

Quality Control

Our 1-Androstenedione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets high-purity standards suitable for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from moisture and direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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