Description

Spiro-17 β-Oxiranylestra-1,3,5(10),6,8-Pentaene-3-Ol CAS NO 75347-04-5 is a high-purity, synthetic steroid derivative characterized by its unique spiro-oxirane fused ring system. This compound serves as a critical advanced pharmaceutical intermediate for the research and development of novel therapeutic agents. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of complex bioactive molecules.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel steroid-based drugs and hormonal therapies.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new chemical entities.
• Fine Chemical Synthesis: Serves as a precursor for creating more complex, functionalized steroid derivatives with targeted biological activity.
• Biochemical Research: Potential tool compound for studying steroid receptor interactions and metabolic pathways in academic and industrial settings.

Basic Information

Product Name	Spiro-17 β-Oxiranylestra-1,3,5(10),6,8-Pentaene-3-Ol
CAS No.	75347-04-5
Molecular Formula	C20H24O2
Molecular Weight	296.40 g/mol
Synonyms	17β-(Oxiran-2-yl)estra-1,3,5(10),6,8-pentaen-3-ol; Spiro[oxirane-2,17'-estra-1,3,5(10),6,8-pentaen]-3'-ol; 17β-Oxiranylestrapentaen-3-ol; 3-Hydroxy-17β-(oxiran-2-yl)estra-1,3,5(10),6,8-pentaene; Steroid oxirane derivative; 75347-04-5; Estratriene oxirane alcohol
EINECS	Contact for details

Quality Control

Our Spiro-17 β-Oxiranylestra-1,3,5(10),6,8-Pentaene-3-Ol is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) detailing all specifications are provided to guarantee batch-to-batch consistency and traceability for your R&D and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (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
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
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.