Description

3-Heptene-2,6-Dione, 4-Methyl-, (Z)- (9Ci) is a specialized organic compound belonging to the class of unsaturated diketones, identified by CAS number 137277-67-9. This chemical serves as a valuable high-purity intermediate and building block for synthesizing complex molecules in advanced research and development. It is primarily sought by pharmaceutical, agrochemical, and fine chemical industries for applications requiring precise stereochemistry and functional group reactivity.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific stereochemical configurations.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where its diketone functionality enables complex ring formations.
• Fine Chemical Production: Serves as a critical precursor for flavors, fragrances, and specialty chemicals that utilize its reactive α,β-unsaturated carbonyl system.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of novel polymers with specific thermal or optical properties.
• Academic & Industrial R&D: Employed in organic synthesis methodologies, including asymmetric catalysis and cycloaddition reactions, for creating novel molecular architectures.

Basic Information

Product Name	3-Heptene-2,6-Dione, 4-Methyl-, (Z)- (9Ci)
CAS No.	137277-67-9
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	(Z)-4-Methyl-3-heptene-2,6-dione; 4-Methyl-(Z)-3-heptene-2,6-dione; (3Z)-4-Methyl-3-heptene-2,6-dione; 2,6-Heptanedione, 4-methyl-3-ene-, (Z)-; Unsaturated 1,4-diketone; 4-Methyl-3-heptene-2,6-dione (Z-isomer); cis-4-Methyl-3-heptene-2,6-dione
EINECS	Contact for details

Quality Control

Our 3-Heptene-2,6-Dione, 4-Methyl-, (Z)- (9Ci) is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing including HPLC, GC, and NMR to ensure identity, purity, and stereochemical integrity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your most demanding synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, well-ventilated area. Isolate from strong oxidizing agents. Due to its light-sensitive and easily oxidized nature, minimize exposure to air and light during handling.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Isomeric Purity (Z-isomer, GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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