Description

2-Methylallyl Chloroformate is a versatile and highly reactive chloroformate ester, a key building block in organic synthesis. Its primary value lies in its ability to act as a protecting group for alcohols and amines, as well as a reagent for introducing the methallyloxycarbonyl (Mac) group. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require precise and efficient synthetic intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly as a protecting group in peptide and nucleoside chemistry.
• Agrochemical Synthesis: Serves as a key reagent in the production of herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Employed as a monomer or modifying agent in the production of specialty polymers and resins with tailored properties.
• Organic Synthesis Reagent: Functions as an efficient acylating and alkoxycarbonylating agent for alcohols, phenols, and amines.
• Crosslinking Agent: Utilized in formulations for coatings, adhesives, and elastomers to introduce crosslinks and improve material performance.
• Chemical Research: A valuable tool in academic and industrial R&D for constructing complex molecular architectures.

Basic Information

Product Name	2-Methylallyl Chloroformate
CAS No.	42068-70-2
Molecular Formula	C5H7ClO2
Molecular Weight	134.56 g/mol
Synonyms	2-Methyl-2-propen-1-yl chloroformate; Methallyl chloroformate; 2-Methylallyl chlorocarbonate; 2-Methylprop-2-en-1-yl carbonochloridate; MAC-Cl; Chloroformic acid 2-methylallyl ester; Isobutenyl chloroformate
EINECS	255-647-4

Quality Control

Our 2-Methylallyl Chloroformate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee it meets your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at temperatures between 2°C and 8°C (refrigerated) to minimize degradation and volatility. Due to its hygroscopic and moisture-sensitive nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) after opening. Keep away from heat, sparks, open flames, strong bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	1.08 - 1.12 g/mL
Refractive Index (n20D)	1.425 - 1.435

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