CAS 843666-40-0 | Octadecanedioic acid mono-tert-butyl ester Manufacturer & Supplier in China

Product Overview

Octadecanedioic acid mono-tert-butyl ester (CAS 843666-40-0) is a high-value long-chain aliphatic intermediate primarily utilized in the synthesis of acylated GLP-1 receptor agonists, such as Semaglutide. Within the Pharmaceutical Intermediates and peptide side-chain research sectors, it is highly valued for its role in providing the critical C18 diacid lipid chain required for extended half-life therapeutic profiles. As a leading manufacturer of Octadecanedioic acid mono-tert-butyl ester CAS 843666-40-0 based in China, Conscientia Industrial utilizes precision esterification and controlled purification processes to ensure high mono-ester content and minimal di-acid or di-ester impurities. Our product maintains a strict quality profile to meet global technical requirements for large-scale pharmaceutical production and advanced biochemical research.

Technical Specifications

• Product Name: Octadecanedioic acid mono-tert-butyl ester

• CAS Number: 843666-40-0

• Category: Pharmaceutical Intermediates

• Quality Standard: In-House

• Molecular Formula: C22H42O4

• Molecular Weight: 370.57

• Appearance: White to off-white powder

• Purity (GC/HPLC): ≥98.0%

• Loss on Drying: ≤1.0%

• Residue on Ignition: ≤0.1%

• Solubility: Soluble in Chloroform, Dichloromethane, and Ethyl Acetate

• Application: Semaglutide intermediate

• Brand: Conscientia Industrial

• Country of Origin: China

• Availability: In Stock

• Pricing: Competitive price based on order quantity

• Currency: USD

• Molecular Structure:

Why Partner with Conscientia Industrial

• Technical Quality Control: Our manufacturing process follows rigorous analytical protocols to ensure high-grade batch-to-batch consistency for Octadecanedioic acid mono-tert-butyl ester CAS 843666-40-0.

• Advanced Analytical Verification: Every batch is validated through GC/HPLC and Proton NMR to confirm chemical identity and ensure strict control over chain-length distribution.

• Full Technical Documentation: We provide comprehensive support for Octadecanedioic acid mono-tert-butyl ester CAS 843666-40-0, including Certificate of Analysis (COA), MSDS, and Method of Analysis (MOA).

• Scalable Production Capacity: Our China facility is equipped to support projects ranging from laboratory-scale research to multi-ton bulk industrial supply for GLP-1 intermediates.

• Direct Source Advantage: As a primary manufacturer, we provide Octadecanedioic acid mono-tert-butyl ester CAS 843666-40-0 with efficient lead times and direct factory technical support.

Packaging & Storage

• Standard Packaging: 1kg/bag, 25kg/fiber drum or customized small packaging with moisture-proof lining.

• Storage Conditions: Store in a tightly closed container in a cool, dry, and well-ventilated area. Keep away from oxidizing agents.

• Shelf Life: 24 months when stored under recommended conditions in original packaging.

• Safety Handling: This material is a technical-grade chemical intended for industrial production and laboratory research use only.

Our logistics team ensures secure distribution of Octadecanedioic acid mono-tert-butyl ester CAS 843666-40-0 via global courier, air freight, and sea freight.

Request a Quote & COA for Octadecanedioic acid mono-tert-butyl ester CAS 843666-40-0 Today.