Description

1,2-Pentadiene, 1-Bromo-4,4-Dimethyl- (CAS NO 100207-07-6) is a specialized brominated diene compound that serves as a valuable building block in advanced organic synthesis. Its unique structure, featuring both a reactive bromine atom and a conjugated diene system, makes it a versatile intermediate for constructing complex molecular architectures. This high-purity chemical is essential for research and development chemists in the pharmaceutical, agrochemical, and materials science sectors seeking to introduce specific functional groups or create novel polymers.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing alkyl or functionalized side chains via cross-coupling reactions.
• Agrochemical Synthesis: Serves as a key precursor in the development of novel herbicides, fungicides, and insecticides, leveraging its reactive sites for structural diversification.
• Polymer & Material Science: Acts as a monomer or co-monomer in the production of specialty polymers, including functionalized polyolefins and resins with tailored properties.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions, nucleophilic substitutions, and metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) to create complex organic molecules.
• Liquid Crystal & OLED Material Research: Utilized as a building block for synthesizing advanced organic electronic materials and liquid crystal compounds.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific terpene-based aroma chemicals, though requiring strict purity controls.

Basic Information

Product Name	1,2-Pentadiene, 1-Bromo-4,4-Dimethyl-
CAS No.	100207-07-6
Molecular Formula	C7H11Br
Molecular Weight	175.07 g/mol
Synonyms	1-Bromo-4,4-dimethyl-1,2-pentadiene; 4,4-Dimethyl-1-bromo-1,2-pentadiene; 1-Bromo-4,4-dimethylpenta-1,2-diene; (1-Bromo-4,4-dimethylpent-1-en-1-yl)carbene (tautomer); Bromodimethylpentadiene
EINECS	Contact for details

Quality Control

Our 1,2-Pentadiene, 1-Bromo-4,4-Dimethyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and identity confirmation. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee consistency and traceability for your critical R&D and production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids, oxidizing agents, and incompatible organic solvents. Due to its light-sensitive nature and potential reactivity, it is recommended to store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 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.