Description

(4R)-7α-Ethenyl-1,2,3,4,4A,4Bα,5,6,7,9,10,10Aα-Dodecahydro-1,1,4Aβ,7-Tetramethyl-4β,9α-Phenanthrenediol 4-Acetate is a high-purity, complex diterpenoid derivative with a defined stereochemistry, serving as a critical advanced intermediate in organic synthesis. This compound matters for its role in constructing complex molecular architectures, particularly in the research and development of novel bioactive compounds. It is primarily needed by pharmaceutical R&D laboratories, agrochemical innovators, and academic institutions focused on natural product chemistry and medicinal chemistry.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel drug candidates, particularly in steroid and terpenoid-based therapeutic research.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies to explore new pharmacophores and bioactive molecules.
• Natural Product Synthesis: Serves as a sophisticated precursor in the total or semi-synthesis of complex natural products with diterpenoid skeletons.
• Agrochemical Development: Employed in the research phase for creating new plant growth regulators or bioactive agrochemical agents with specific modes of action.
• Chemical Biology Probes: Utilized to develop molecular probes for studying biological pathways and enzyme interactions.
• Academic & Institutional R&D: A valuable reagent for advanced organic chemistry research and methodology development in university and institutional laboratories.

Basic Information

Item	Details
Product Name	(4R)-7α-Ethenyl-1,2,3,4,4A,4Bα,5,6,7,9,10,10Aα-Dodecahydro-1,1,4Aβ,7-Tetramethyl-4β,9α-Phenanthrenediol 4-Acetate
CAS No.	66656-09-5
Molecular Formula	C22H34O3
Molecular Weight	346.51 g/mol
Synonyms	7α-Ethenyl-1,2,3,4,4a,4bα,5,6,7,9,10,10aα-Dodecahydro-1,1,4aβ,7-tetramethyl-4β,9α-phenanthrenediol 4-acetate; (4R)-7α-Vinyl-1,2,3,4,4a,4bα,5,6,7,9,10,10aα-dodecahydro-1,1,4aβ,7-tetramethyl-4β,9α-phenanthrenediol 4-acetate; 4β-Acetoxy-7α-ethenyl-1,2,3,4,4a,4bα,5,6,7,9,10,10aα-dodecahydro-1,1,4aβ,7-tetramethyl-9α-phenanthrenol; A Diterpenoid Diol Acetate Derivative
EINECS	Contact for details

Quality Control

Our (4R)-7α-Ethenyl-1,2,3,4,4A,4Bα,5,6,7,9,10,10Aα-Dodecahydro-1,1,4Aβ,7-Tetramethyl-4β,9α-Phenanthrenediol 4-Acetate is produced under strict quality management systems. Each batch undergoes comprehensive analytical characterization including HPLC, NMR, and MS to ensure identity, purity, and stereochemical integrity. Certificates of Analysis (COA) with detailed chromatographic and spectroscopic data are provided to support your R&D and regulatory documentation 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). For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Specific Rotation	Contact for details
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.