Norethindrone | CAS 68-22-4 API Manufacturer & Supplier in China

Product Overview

Norethindrone (CAS 68-22-4), also known as Norethisterone, is a synthetic progestin used in the scientific research of oral contraceptives and hormone replacement therapy. As a leading manufacturer of Norethindrone in China, Conscientia Industrial produces this active pharmaceutical ingredient via stereospecific organic synthesis and recrystallization purification.

Technical Specifications

• Product Name: Norethindrone

• Synonyms: Norethisterone

• CAS Number: 68-22-4

• Category: Pharmaceutical APIs

• Quality Standard: USP / BP / EP Specification

• Purity (HPLC): ≥98.0%

• Molecular Formula: C20H26O2

• Molecular Weight: 298.42

• Appearance: White or yellowish-white crystalline powder

• Solubility: Practically insoluble in water, soluble in methylene chloride, sparingly soluble in acetone and in anhydrous ethanol

• Specific Rotation: -30.0° - -38.0°

• Melting Point: 202°C - 208°C

• Limit of Ethynyl Group: 8.18% - 8.43%

• Purity (HPLC): ≥99.0%

• Loss on Drying: ≤0.5%

• Brand: Conscientia Industrial

• Country of Origin: China

• Availability: In Stock

• Pricing: Competitive price based on purchase quantity

• Currency: USD

• Molecular Structure:

Why Partner with Conscientia Industrial

• Steroid Synthesis Expertise: Conscientia Industrial is specialized in the production and refinement of high-potency hormonal active pharmaceutical ingredients.

• Advanced Quality Control: Every batch of Norethindrone API is verified by HPLC and optical rotation testing to meet international pharmacopeia standards.

• Documentation and Compliance: We provide comprehensive technical support for Norethindrone (Norethisterone), including Certificate of Analysis (COA), MSDS, and Method of Analysis (MOA).

• Scalable Manufacturing: As a trusted China supplier, we offer flexible supply solutions from research-scale samples to bulk industrial quantities.

• Direct Source Advantage: As a primary manufacturer of Norethindrone (Norethisterone), we deliver competitive tiered pricing, year-round inventory stability, rapid lead times, and comprehensive technical support.

Packaging & Storage

• Standard Packaging: 100g, 1kg aluminum foil bags; 5kg, or 25kg fiber druma with internal PE lining.

• Storage Conditions: Store at room temperature. Keep the container tightly sealed and protected from light and moisture to maintain chemical stability.

• Shelf Life: 24 months from the manufacturing date under recommended conditions.

• Safety Handling: This is a potent hormonal API intended for professional industrial manufacturing and laboratory research use only.

Shipping & Quotes

• Our logistics team ensures the safe and secure global shipping of Norethindrone (CAS 68-22-4) via international courier, air freight, and sea freight.

• Request a Quote & COA for Norethindrone (Norethisterone) CAS 68-22-4 Now.