Isosorbide

Isosorbide丨CAS 652-67-5 is a bicyclic diol derived from sorbitol, widely used in the chemical, pharmaceutical, and polymer industries. It is known chemically as 1,4:3,6-dianhydro-D-sorbitol and is identified by CAS number 652-67-5. Due to its unique structure featuring two fused tetrahydrofuran rings, isosorbide offers excellent thermal stability, rigidity, and biocompatibility, making it a versatile compound in various applications.

A. Pharmaceutical Industry

Used as a building block in the synthesis of nitroglycerin derivatives such as isosorbide mononitrate (ISMN) and isosorbide dinitrate (ISDN).

These nitrates are important vasodilators used to treat angina pectoris, heart failure, and hypertension by relaxing blood vessels and improving blood flow.

The oral and sublingual drugs derived from isosorbide are widely prescribed for cardiovascular diseases.

B. Polymer Industry

Isosorbide丨CAS 652-67-5 serves as a bio-based monomer in the manufacture of polyesters and polyurethanes.

Its incorporation into polymers enhances thermal stability, mechanical strength, and transparency.

Used in production of isosorbide-based polycarbonate and polyesters as an alternative to petroleum-based monomers, contributing to sustainable materials.

C. Chemical Intermediate

Acts as a precursor in organic synthesis for various fine chemicals, solvents, and plasticizers.

Used in green chemistry due to its renewable source and biodegradability.

D. Cosmetic and Personal Care

Occasionally used in formulations as a humectant and stabilizer.

A. Renewable and Sustainable

Derived from glucose via sorbitol, making it a biobased and eco-friendly alternative to petrochemical compounds.

Supports the development of green materials and sustainable chemical processes.

B. Enhances Polymer Properties

Provides rigidity and improves thermal and mechanical properties of polymers.

Enhances glass transition temperature (Tg) in polymer applications.

Results in lightweight, strong, and transparent plastics suitable for packaging, coatings, and automotive parts.

C. Pharmaceutical Advantages

Drugs based on isosorbide offer effective vasodilation with a favorable safety profile.

Has a long history of clinical use with well-understood pharmacokinetics.

D. Biocompatibility and Safety

Non-toxic and biodegradable, making it safe for use in food contact materials, medical devices, and personal care products.

Isosorbide丨CAS 652-67-5 is a versatile, bio-based chemical building block with significant applications in the pharmaceutical and polymer industries. It plays a crucial role in the production of effective cardiovascular drugs and sustainable polymers, combining renewability, safety, and enhanced performance. Its use supports global efforts toward greener chemistry and sustainable manufacturing.

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