Description

Pyrovitamine D2 is a high-purity chemical compound, also known by its CAS registry number 128-27-8. This compound is valued for its specific chemical structure and properties, making it a critical intermediate or active ingredient in advanced manufacturing processes. It is essential for industries requiring precise and reliable raw materials for research, development, and production. Our supply ensures consistent quality and technical support for global B2B partners.

Application

Pyrovitamine D2 (CAS 128-27-8) serves as a versatile intermediate in several high-value industrial and research sectors. Its applications include:

• Pharmaceutical Intermediates: Used in the synthesis of specialized active pharmaceutical ingredients (APIs) and vitamin analogs.
• Biochemical Research: Acts as a reference standard or a key reagent in metabolic pathway studies and nutritional science research.
• Fine Chemical Synthesis: Employed as a building block for creating complex organic molecules in custom synthesis projects.
• Nutraceutical Development: Investigated for potential use in advanced dietary supplement formulations.
• Analytical Standards: Serves as a high-purity calibration standard for quality control laboratories in related industries.

Basic Information

Product Name	Pyrovitamine D2
CAS No.	128-27-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Ergocalciferol Impurity D2; (3β,5Z,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol; Vitamin D2 Related Compound D2; Previtamin D2; Tachysterol D2; Pyro Vitamin D2; Ergocalciferol Pyro-isomer
EINECS	Contact for details

Quality Control

Every batch of Pyrovitamine D2 is produced and tested under a strict quality management system to ensure it meets the high standards required by our global clientele. Our products undergo rigorous quality testing, including identity confirmation, purity assay, and impurity profiling, to ensure compliance with industry specifications. Certificates of Analysis (COA) are available upon request, providing full transparency and traceability.

Storage

Preserve in a tightly closed container, protected from all light exposure. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). This product is strictly light-sensitive and easily oxidized; prolonged exposure to light, air, or moisture must be avoided to maintain stability and potency.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
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.