Description

17α-Estradiol 17-Valerate is a synthetic estrogen ester derivative, valued for its controlled hormonal activity and enhanced pharmacokinetic profile. This compound is a critical intermediate in the development of advanced pharmaceutical formulations and research-grade biochemicals. It is primarily utilized by pharmaceutical manufacturers, research institutions, and biotechnology companies engaged in endocrinology, hormone replacement therapy (HRT) development, and advanced life science research.

Application

• Pharmaceutical Intermediate: A key starting material or intermediate in the synthesis of complex steroidal APIs (Active Pharmaceutical Ingredients) for hormone therapies.
• Research & Development: Used in biochemical and pharmacological research to study estrogen receptor interactions, metabolic pathways, and the effects of estrogen derivatives.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical and contract research laboratories.
• Formulation Development: Employed in the development of controlled-release or long-acting injectable formulations due to its esterified structure.
• Veterinary Medicine: Potential application in veterinary pharmaceuticals for reproductive health management in livestock.

Basic Information

Item	Details
Product Name	17α-Estradiol 17-Valerate
CAS No.	182624-54-0
Molecular Formula	C23H32O3
Molecular Weight	356.50 g/mol
Synonyms	17α-Estradiol 17-valerate; Estra-1,3,5(10)-triene-3,17α-diol, 17-valerate; 17α-Hydroxyestra-1,3,5(10)-trien-3-yl pentanoate; 17α-Estradiol valerate; 17α-E2V; 17α-Estradiol 17-pentanoate
EINECS	Contact for details

Quality Control

Our 17α-Estradiol 17-Valerate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, ensuring compliance with your research or cGMP-grade requirements.

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 should be handled in a low-humidity environment to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Residual Solvents	Complies with ICH guidelines

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