Description

Pregnanediol CAS NO 26445-07-8 is a key steroid metabolite and an important biochemical intermediate. It serves as a crucial reference standard and starting material in the synthesis of various steroid hormones and pharmaceutical compounds. This product is essential for research and development laboratories, diagnostic manufacturers, and pharmaceutical companies involved in endocrinology, metabolism studies, and steroid synthesis.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the quantitative analysis of steroid metabolites in clinical and research settings.
• Diagnostic Reagent Manufacturing: A critical component in the production of immunoassay kits for measuring progesterone metabolites, aiding in fertility and pregnancy monitoring.
• Biochemical Research: Employed in metabolic pathway studies, enzyme activity assays, and as a substrate or inhibitor in steroidogenic research.
• Steroid Synthesis Intermediate: Serves as a chiral building block or precursor in the multi-step synthesis of more complex therapeutic steroid molecules.
• Quality Control: Utilized as an internal standard in chromatographic methods (HPLC, GC-MS) to ensure accuracy and precision in analytical laboratories.

Basic Information

Product Name	Pregnanediol
CAS No.	26445-07-8
Molecular Formula	C21H36O2
Molecular Weight	320.51 g/mol
Synonyms	5β-Pregnane-3α,20α-diol; 3α,20α-Dihydroxy-5β-pregnane; Allopregnanediol; Pregnane-3α,20α-diol; 20α-Hydroxypregnanolone; 5β-Pregnanediol; Pregnandiol; 3α,20α-Allopregnanediol
EINECS	Contact for details

Quality Control

Our Pregnanediol is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods (IR, NMR) and purity assessment by chromatographic techniques (HPLC). A detailed Certificate of Analysis (COA) is provided with each shipment, ensuring traceability and compliance with your research or production requirements.

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 hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	238°C - 242°C
Loss on Drying	≤ 0.5%
Specific Rotation	Contact for details

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