Description

Testololactone is a synthetic steroid derivative with significant pharmacological activity. This compound is valued for its role as a key intermediate in the synthesis of more complex steroid-based pharmaceuticals and for its use in biochemical research. It is primarily utilized by manufacturers and research institutions in the pharmaceutical, biotechnology, and fine chemical sectors. Our supply of Testololactone CAS NO 4416-57-3 ensures high purity and consistent quality for critical applications.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of steroidal drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and as a tool compound in metabolic and endocrine system studies.
• Steroid Chemistry Development: Serves as a starting material or intermediate for developing novel steroid analogs and derivatives.
• Academic & Industrial R&D: Employed in laboratories for method development, analytical testing, and process chemistry.
• Veterinary Pharmaceutical Synthesis: Potential use in the development of steroidal treatments for veterinary applications.

Basic Information

Product Name	Testololactone
CAS No.	4416-57-3
Molecular Formula	C19H24O3
Molecular Weight	300.39 g/mol
Synonyms	1-Dehydrotestololactone; NSC-23759; SQ 9538; Teslac; Testolactone; 17a-Oxa-D-homo-androsta-1,4-diene-3,17-dione; 13,17-Secoandrosta-1,4-dien-3-one-17-oic acid 17→13-lactone
EINECS	224-577-4

Quality Control

Our Testololactone is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical intermediate and research use. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥98.0%
Loss on Drying	≤1.0%
Residue on Ignition	≤0.1%
Related Substances (HPLC)	Total impurities ≤2.0%
Single Unknown Impurity	≤0.5%

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