Description

6-Ketoestriol is a significant metabolite of estriol, serving as a key intermediate and reference standard in biochemical research and pharmaceutical development. This compound is crucial for studying estrogen metabolism pathways and for the synthesis of more complex steroid derivatives. It is primarily utilized by research institutions, diagnostic manufacturers, and pharmaceutical companies engaged in endocrinology, hormone analysis, and drug discovery.

Application

• Biochemical Research: Used as a critical reference standard and metabolite in studies of estrogen biosynthesis and catabolism.
• Diagnostic Reagent Manufacturing: Serves as a calibrant or component in immunoassay kits for hormone level testing.
• Pharmaceutical Intermediates: Acts as a key starting material or intermediate in the synthesis of novel steroid-based therapeutics.
• Academic Research: Employed in university and institutional labs for endocrinology and metabolic disorder research.
• Quality Control: Used as an analytical standard in pharmaceutical QC laboratories to ensure product purity and consistency.

Basic Information

Product Name	6-Ketoestriol
CAS No.	7323-86-6
Molecular Formula	C18H22O4
Molecular Weight	302.37 g/mol
Synonyms	6-Oxoestriol; Estra-1,3,5(10)-triene-3,16α,17β-triol-6-one; 16α,17β-Dihydroxy-3-hydroxyestra-1,3,5(10)-trien-6-one; 6-KE1; 6-Keto-Oestriol
EINECS	Contact for details

Quality Control

Our 6-Ketoestriol is produced under strict quality management systems to ensure high purity and batch-to-batch consistency, suitable for sensitive research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant industry guidelines to support our customers' compliance needs in pharmaceutical and diagnostic sectors.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is sealed tightly after each use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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