Description

Cortienic Acid CAS NO 3597-45-3 is a key steroidal intermediate of significant importance in the synthesis of various pharmaceutical compounds. Its primary value lies in its role as a versatile building block for the production of corticosteroids and other biologically active steroids. This product is essential for manufacturers and research institutions in the pharmaceutical, fine chemical, and life science sectors requiring high-purity intermediates for advanced synthesis.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of corticosteroid drugs such as hydrocortisone, prednisolone, and their derivatives.
• Steroid Hormone Research: Used in academic and industrial R&D for studying steroid metabolism and developing new therapeutic agents.
• Fine Chemical Synthesis: Serves as a chiral starting material or advanced intermediate for constructing complex steroidal architectures in custom synthesis.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development and impurity profiling of steroid-based pharmaceuticals.

Basic Information

Product Name	Cortienic Acid
CAS No.	3597-45-3
Molecular Formula	C21H28O5
Molecular Weight	360.45 g/mol
Synonyms	11β,17α,21-Trihydroxypregn-4-ene-3,20-dione; 11β,17α,21-Trihydroxy-4-pregnene-3,20-dione; Reichstein's Substance S; 11β-Hydroxycortexolone; 11β,17α,21-Trihydroxypregna-4-ene-3,20-dione; 11β-Hydroxy-17α,21-dihydroxypregn-4-ene-3,20-dione
EINECS	Contact for details

Quality Control

Our Cortienic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets the stringent requirements for pharmaceutical intermediates. Certificates of Analysis (COA) documenting compliance with agreed specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 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.