Description

7-Carboxyheptyl Disulfide is a specialized bifunctional organosulfur compound featuring both a carboxylic acid and a disulfide linkage. This unique structure makes it a valuable intermediate for creating functionalized materials and cross-linked polymers. It is particularly sought after by researchers and manufacturers in the pharmaceutical, polymer science, and materials chemistry sectors for applications requiring precise molecular assembly and surface modification.

Application

• Pharmaceutical Intermediate: Used in the synthesis of drug candidates, particularly those requiring disulfide bridges for stability or targeted delivery.
• Polymer Modification: Serves as a cross-linking agent or chain extender in the production of specialty polymers, elastomers, and resins.
• Surface Functionalization: Applied to modify the surface properties of nanoparticles, gold surfaces, or other materials to introduce carboxylic acid groups for further conjugation.
• Bioconjugation Chemistry: Acts as a linker molecule for attaching peptides, proteins, or other biomolecules to solid supports or other molecules via its reactive disulfide and carboxyl groups.
• Lubricant & Fuel Additive Precursor: Used in the research and development of advanced additives where sulfur-containing compounds are required for extreme pressure performance.
• Research & Development: A key building block in organic synthesis and materials science research for creating novel molecular architectures.

Basic Information

Product Name	7-Carboxyheptyl Disulfide
CAS No.	107016-79-5
Molecular Formula	C16H30O4S2
Molecular Weight	350.53 g/mol
Synonyms	8,8'-Dithiodioctanoic Acid; Bis(7-carboxyheptyl) Disulfide; 7,7'-Dithiobis(heptanoic Acid); 8,8'-Dithiobis(octanoic Acid); Disulfide, bis(7-carboxyheptyl); Heptanoic acid, 7,7'-dithiobis-; 1,1'-[Dithiobis(7,1-heptanediyl)]di-1-hexanoic acid
EINECS	Contact for details

Quality Control

Our 7-Carboxyheptyl Disulfide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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). The product may be hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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