Description

3α,5β-Tetrahydro Norgestrel is a key pharmaceutical intermediate and synthetic steroid derivative. This compound is of significant value in the research and development of steroidal active pharmaceutical ingredients (APIs) and related compounds. It is primarily utilized by pharmaceutical manufacturers and research institutions engaged in the synthesis of hormonal therapeutics and advanced chemical studies.

Application

• Critical intermediate in the synthesis of steroidal Active Pharmaceutical Ingredients (APIs).
• Research and development of hormonal contraceptives and related therapeutic agents.
• Building block for the preparation of novel steroid derivatives in medicinal chemistry.
• Reference standard for analytical method development and quality control in pharmaceutical laboratories.
• Substrate for biochemical studies involving steroid hormone receptors and metabolic pathways.
• Production of high-purity materials for pharmaceutical research and preclinical studies.

Basic Information

Product Name	3α,5β-Tetrahydro Norgestrel
CAS No.	19351-16-7
Molecular Formula	C₂₁H₃₀O₂
Molecular Weight	314.46 g/mol
Synonyms	13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-4-en-20-yn-3-one; 13β-Ethyl-17α-ethynyl-17β-hydroxygon-4-en-3-one; 3α,5β-Tetrahydro-18-methylnorethindrone; 3α,5β-Tetrahydro-18-methylnorethisterone; 3α,5β-Tetrahydro-18-methyl-19-nor-17α-pregn-4-en-20-yn-17β-ol; Tetrahydro Norgestrel; 3α,5β-THN; 3α,5β-Tetrahydrolevonorgestrel
EINECS	Contact for details

Quality Control

Our 3α,5β-Tetrahydro Norgestrel is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for pharmaceutical intermediates. Certificates of Analysis (COA) detailing all specifications are provided to guarantee traceability and compliance with your quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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