Description

Ergosta-5,7,22-Trien-3-Ol, 3,5-Dinitrobenzoate, (3β,22E)- (9Ci) is a high-purity sterol derivative, specifically the 3,5-dinitrobenzoate ester of ergosta-5,7,22-trien-3-ol. This compound serves as a critical analytical standard and synthetic intermediate for research in steroid chemistry and biochemistry. It is essential for scientists and manufacturers in the pharmaceutical, nutraceutical, and advanced materials sectors who require well-characterized sterol derivatives for method development, quality control, and novel compound synthesis.

Application

• Pharmaceutical Reference Standard: Used for the identification, assay, and purity testing of related steroidal compounds in drug development and quality control laboratories.
• Biochemical Research: Serves as a precursor or intermediate in the study of sterol biosynthesis, metabolism, and structure-activity relationships (SAR).
• Analytical Chemistry: Employed as a high-purity calibrant or internal standard in chromatographic methods like HPLC and GC for accurate quantification.
• Organic Synthesis: Acts as a key building block for the semi-synthesis of more complex sterol analogs and derivatives with potential bioactivity.
• Nutraceutical Analysis: Utilized in the quality assessment of ergosterol and vitamin D precursors in dietary supplements and fortified foods.
• Academic & Institutional Research: Supports fundamental research in organic chemistry, natural product chemistry, and molecular biology.

Basic Information

Item	Detail
Product Name	Ergosta-5,7,22-Trien-3-Ol, 3,5-Dinitrobenzoate, (3β,22E)- (9Ci)
CAS No.	4712-10-1
Molecular Formula	C35H46N2O6
Molecular Weight	590.76 g/mol
Synonyms	(22E)-Ergosta-5,7,22-trien-3β-yl 3,5-dinitrobenzoate; Ergosta-5,7,22-trien-3β-ol 3,5-dinitrobenzoate; 3β,22E-Ergosta-5,7,22-trien-3-ol 3,5-dinitrobenzoate; Sterol DNB derivative; Ergosterol 3,5-dinitrobenzoate derivative; (3β,22E)-Ergosta-5,7,22-trien-3-yl 3,5-dinitrobenzoate
EINECS	Contact for details

Quality Control

Our Ergosta-5,7,22-Trien-3-Ol, 3,5-Dinitrobenzoate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

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 and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%

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