Description

1,3,5(10),6-Estratetrene-3,17β-Diol Diacetate is a high-purity steroid derivative, specifically a diacetylated form of a conjugated estratetraene diol. This compound is a critical advanced intermediate in the synthesis of complex steroid-based pharmaceuticals and research compounds. It is primarily utilized by R&D laboratories, fine chemical manufacturers, and pharmaceutical companies engaged in the development of novel therapeutic agents and reference standards.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of specialized steroid hormones and their analogs for therapeutic applications.
• Research & Development: Used as a reference standard or starting material in academic and industrial research focused on steroid chemistry, metabolism, and receptor binding studies.
• Fine Chemical Synthesis: Serves as a precursor for creating custom steroid derivatives with modified biological activity for screening and development purposes.
• Biochemical Tool Compound: Potential use in developing assay systems or probes to study enzymatic pathways involving steroid transformation.

Basic Information

Product Name	1,3,5(10),6-Estratetrene-3,17β-Diol Diacetate
CAS No.	1971-65-9
Molecular Formula	C22H26O4
Molecular Weight	354.44 g/mol
Synonyms	3,17β-Diacetoxy-1,3,5(10),6-estratetraene; Estra-1,3,5(10),6-tetraene-3,17β-diol diacetate; 1,3,5(10),6-Estratetraene-3,17β-diol 3,17-diacetate; 3,17β-Dihydroxy-1,3,5(10),6-estratetraene diacetate; NSC 10481; 3,17β-Diacetoxyestra-1,3,5(10),6-tetraene
EINECS	Contact for details

Quality Control

Our 1,3,5(10),6-Estratetrene-3,17β-Diol Diacetate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and synthesis. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory and quality requirements.

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). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.