Description

(17R)-1,3,5(10)-Estratriene-3,16α,17,17-Tetrol 3,17-Diacetate is a high-purity, synthetic steroid derivative of significant interest in advanced pharmaceutical research and development. This compound serves as a critical pharmaceutical intermediate for the synthesis of complex, biologically active molecules. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of complex steroid-based active pharmaceutical ingredients (APIs).
• Research & Development: Used in medicinal chemistry for the discovery and optimization of new drug candidates targeting hormone-related pathways.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical laboratories.
• Biochemical Research: Employed in studies investigating steroid metabolism, receptor binding, and enzymatic activity.

Basic Information

Product Name	(17R)-1,3,5(10)-Estratriene-3,16α,17,17-Tetrol 3,17-Diacetate
CAS No.	69833-77-8
Molecular Formula	C22H28O6
Molecular Weight	388.46 g/mol
Synonyms	16α,17β-Dihydroxy-3,17β-diacetoxyestra-1,3,5(10)-triene; 3,17β-Diacetoxy-16α,17β-dihydroxyestra-1,3,5(10)-triene; Estra-1,3,5(10)-triene-3,16α,17,17-tetrol, 3,17-diacetate, (17R)-; 16α,17β-Dihydroxyestradiol 3,17-diacetate; (17R)-Estra-1,3,5(10)-triene-3,16α,17,17-tetrol 3,17-diacetate
EINECS	Contact for details

Quality Control

Our (17R)-1,3,5(10)-Estratriene-3,16α,17,17-Tetrol 3,17-Diacetate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for pharmaceutical research. A detailed Certificate of Analysis (COA) is provided with every shipment.

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). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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