Description

4α,14α,28-Trimethyl-9β,19-Cyclo-5α-Stigmast-25-En-3β-Ol is a high-purity, specialized sterol derivative belonging to the cycloartane class of triterpenoids. This compound serves as a critical intermediate and reference standard in advanced pharmaceutical research and natural product chemistry. It is essential for researchers and manufacturers in the pharmaceutical, nutraceutical, and fine chemical sectors who require structurally defined, high-quality building blocks for drug discovery, metabolic studies, and the synthesis of bioactive molecules.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel steroidal drugs and bioactive compounds.
• Reference Standard: Used as a certified reference material (CRM) in analytical laboratories for quality control and method validation of plant extracts and complex mixtures.
• Biochemical Research: Employed in studies of sterol biosynthesis, enzyme inhibition, and structure-activity relationships (SAR) due to its unique cycloartane skeleton.
• Natural Product Isolation & Analysis: Serves as a marker compound for the identification and quantification of related triterpenoids in botanical sources.
• Nutraceutical Development: Investigated for potential applications in the development of standardized herbal supplements and functional ingredients.

Basic Information

Product Name	4α,14α,28-Trimethyl-9β,19-Cyclo-5α-Stigmast-25-En-3β-Ol
CAS No.	78330-51-5
Molecular Formula	C₃₃H₅₄O
Molecular Weight	466.79 g/mol
Synonyms	Cycloartenol 24-methylene derivative; (24Z)-24-Ethylidene-9β,19-cyclolanost-25-en-3β-ol; 24-Methylenecycloartanol; 24-Methylene-9,19-cyclolanost-25-en-3-ol; 9,19-Cyclo-24-methylenelanost-25-en-3-ol; 4α,14α,24-Trimethyl-9β,19-cyclo-5α-cholest-25-en-3β-ol (alternative numbering); Cycloart-25-en-3β-ol, 4α,14α,24-trimethyl-9β,19-cyclo-
EINECS	Contact for details

Quality Control

Our 4α,14α,28-Trimethyl-9β,19-Cyclo-5α-Stigmast-25-En-3β-Ol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical parameters. Our quality commitment supports applications requiring GMP-grade materials and research standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is light-sensitive (store away from light). For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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