Description

1Alpha-Hydroxy Vd4 is a high-purity synthetic vitamin D analog, identified by CAS No. 143032-85-3. This compound is a critical intermediate in the pharmaceutical synthesis of advanced vitamin D-based therapeutics, offering significant value for research and development. It is primarily required by manufacturers in the pharmaceutical, nutraceutical, and fine chemical industries for producing active pharmaceutical ingredients (APIs) and high-value biochemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of calcitriol analogs and other vitamin D receptor modulators.
• Research & Development: Used in biochemical research to study vitamin D metabolism, signaling pathways, and receptor interactions.
• Nutraceutical Precursor: Serves as a precursor in the development of advanced dietary supplements and fortified products.
• Fine Chemical Synthesis: Employed in multi-step organic synthesis for creating complex, high-value steroidal compounds.
• Reference Standard: Utilized as an analytical standard in quality control laboratories for HPLC and LC-MS methods.

Basic Information

Item	Detail
Product Name	1Alpha-Hydroxy Vd4
CAS No.	143032-85-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	1α-Hydroxy Vd4; 1α-Hydroxyvitamin D4; 1α-OH-VD4; (5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-1α,3β-diol; Vitamin D4 analog, 1α-hydroxylated; 1α-Hydroxy-22,23-dihydroergocalciferol; 1α-Hydroxylated VD4 intermediate
EINECS	Contact for details

Quality Control

Our 1Alpha-Hydroxy Vd4 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for pharmaceutical intermediates. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to prevent oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (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.