Description

1-Methylheptyl Mercaptoacetate is a specialized organic sulfur compound, specifically a branched-chain ester of thioglycolic acid. This chemical is valued for its role as a versatile intermediate and additive, particularly in applications requiring specific chain transfer or modification properties. It is primarily utilized by manufacturers in the polymer, rubber, and specialty chemical industries for the synthesis and modification of materials.

Application

• Polymer Industry: Acts as a chain transfer agent (CTA) or molecular weight regulator in radical polymerization processes for acrylics, styrenics, and other vinyl monomers.
• Rubber Manufacturing: Serves as a peptizing agent or plasticizer in the processing of synthetic rubbers to improve plasticity and reduce viscosity.
• Lubricant & Fuel Additives: Used as an intermediate in the synthesis of extreme pressure (EP) additives and anti-wear agents for industrial lubricants and functional fluids.
• Chemical Synthesis: Functions as a key building block for producing other sulfur-containing specialty chemicals, such as surfactants or corrosion inhibitors.
• Adhesive & Sealant Formulations: Employed as a modifier to adjust the cross-linking density and final properties of polysulfide-based sealants and adhesives.
• Research & Development: Used in academic and industrial R&D for studying polymerization kinetics and developing novel polymeric materials.

Basic Information

Product Name	1-Methylheptyl Mercaptoacetate
CAS No.	93981-31-8
Molecular Formula	C10H20O2S
Molecular Weight	204.33 g/mol
Synonyms	Thioglycolic Acid 1-Methylheptyl Ester; 2-(Mercaptoacetoxy)octane; 1-Methylheptyl Thioglycolate; Octan-2-yl Mercaptoacetate; Mercaptoacetic Acid 1-Methylheptyl Ester; 2-Octyl Mercaptoacetate; 1-Methylheptyl Thioacetate (common misnomer); 93981-31-8
EINECS	Contact for details

Quality Control

Our 1-Methylheptyl Mercaptoacetate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (GC/HPLC), identity confirmation (IR), and impurity profiling, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) documenting all critical quality parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is 2-25°C. The product may be moisture-sensitive; keep containers tightly sealed when not in use.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Specific Gravity (20°C)	0.950 - 0.980
Refractive Index (20°C)	1.460 - 1.480
Water Content (KF)	≤ 0.5%

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