Description

7-Dehydrostigmasterol is a sterol derivative and a key intermediate in the biosynthesis of vitamin D and other steroid compounds. This high-purity intermediate is critical for research and development in the pharmaceutical and nutraceutical sectors, where precise chemical structure and purity are paramount. It serves as a vital building block for scientists and manufacturers developing novel therapeutic agents, analytical standards, and advanced nutritional supplements.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of vitamin D analogs and other steroid-based active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a standard or reagent in metabolic pathway studies, enzyme inhibition assays, and sterol biosynthesis research.
• Nutraceutical Development: Serves as a starting material for the production of specialized dietary supplements and functional food ingredients.
• Analytical Reference Standard: Employed in quality control laboratories for HPLC, GC-MS, or NMR method development and calibration.
• Cosmetic Actives: Investigated for use in the formulation of advanced skincare products targeting specific biological pathways.

Basic Information

Item	Detail
Product Name	7-Dehydrostigmasterol
CAS No.	481-19-6
Molecular Formula	C29H46O
Molecular Weight	410.68 g/mol
Synonyms	Stigmasta-5,7-dien-3β-ol; (3β)-Stigmasta-5,7-dien-3-ol; 7-Dehydro-β-sitosterol; 7-Dihydrostigmasterol; Provitamin D2; 5,7-Stigmastadien-3β-ol; Ergosta-5,7-dien-3β-ol (related); δ5,7-Stigmastadienol
EINECS	207-563-1

Quality Control

Our 7-Dehydrostigmasterol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and synthesis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The 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)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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