Description

1,3,5(10)-Estratrien-3,16-Beta, 17-β-Triol 3-Methyl Ether is a high-purity, synthetic steroid derivative, also known as 16β,17β-Estriol 3-Methyl Ether. This compound serves as a critical pharmaceutical intermediate and reference standard in advanced research and development. It is essential for manufacturers and research institutions in the pharmaceutical, biotechnology, and life sciences sectors requiring precise and reliable steroid chemistry for product development and quality control.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex steroidal drugs and hormone therapies.
• Reference Standard: Used for analytical method development, validation, and quality control in pharmaceutical laboratories.
• Biochemical Research: Employed in studies of estrogen receptor binding, metabolic pathways, and endocrine system function.
• API Development: Serves as a precursor in the development of Active Pharmaceutical Ingredients (APIs) for various therapeutic areas.
• Academic & Contract Research: Utilized in university and CRO settings for fundamental and applied steroid chemistry research.

Basic Information

Product Name	1,3,5(10)-Estratrien-3,16-Beta, 17-β-Triol 3-Methyl Ether
CAS No.	3434-79-5
Molecular Formula	C19H26O3
Molecular Weight	302.41 g/mol
Synonyms	16β,17β-Estriol 3-Methyl Ether; Estra-1,3,5(10)-triene-3,16β,17β-triol 3-methyl ether; 3-Methoxyestra-1,3,5(10)-triene-16β,17β-diol; 16-Epiestriol 3-Methyl Ether; 16β-Hydroxy-17β-estradiol 3-Methyl Ether; 3-Methoxy-16β,17β-estratriene-3,16,17-triol
EINECS	Contact for details

Quality Control

Our 1,3,5(10)-Estratrien-3,16-Beta, 17-β-Triol 3-Methyl Ether is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting standards for research and pharmaceutical use. 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 a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
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.