Description

(Z,E)-9,11-Tdda is a high-purity conjugated linoleic acid (CLA) isomer, specifically the 9,11-octadecadienoic acid. This compound serves as a critical reference standard and key intermediate in the synthesis of bioactive molecules and advanced materials. It is essential for researchers and manufacturers in the pharmaceutical, nutraceutical, and specialty chemical industries, where precise isomer control is paramount for product efficacy and research accuracy.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity testing, and quantification of CLA isomers in drug development and quality control laboratories.
• Nutraceutical Research: A vital raw material and analytical standard in the study and production of conjugated linoleic acid-based dietary supplements for metabolic health.
• Biochemical Synthesis: Acts as a key chiral building block for the synthesis of more complex lipids, prostaglandins, and other bioactive compounds.
• Material Science: Employed in the research and development of specialty polymers and advanced organic materials requiring specific fatty acid derivatives.
• Analytical Chemistry: Serves as a critical calibration standard in chromatographic (GC, HPLC) and spectroscopic methods for fatty acid analysis.

Basic Information

Product Name	(Z,E)-9,11-Tdda
CAS No.	30562-09-5
Molecular Formula	C₁₈H₃₂O₂
Molecular Weight	280.45 g/mol
Synonyms	(9Z,11E)-9,11-Octadecadienoic Acid; (Z,E)-9,11-Octadecadienoic Acid; 9-cis,11-trans-Octadecadienoic Acid; rumenic acid; (9Z,11E)-CLA; 9,11-CLA; Tdda; FA 18:2 (9Z,11E)
EINECS	Contact for details

Quality Control

Our (Z,E)-9,11-Tdda is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and isomer-specific identification, to ensure it meets the high standards required for research and industrial use. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and ensure long-term stability. Keep the container in a cool, dry, and well-ventilated area.

Specification

Item	Specification
Appearance	Colorless to pale yellow oil
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 95.0% (Total (Z,E)-9,11 Isomer)
Isomeric Purity (GC)	≥ 98.0% (9Z,11E / 9E,11Z ratio)
Related Substances (HPLC)	Total other CLA isomers ≤ 2.0%

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