Bio-based Alcohols Bicyclic Diols CDZyrelon™

Isosorbide

Bio-based isosorbide derived from sorbitol dehydration. A rigid bicyclic diol used as comonomer in biobased PET (ISPT), polycarbonate, and epoxy resins. Review CAS 652-67-5, purity ≥99%, key applications, and sourcing information for Isosorbide.

CDZyrelon™ | Catalog ID BB041

CAS Number
652-67-5
Purity
≥99%
Molecular Weight
146.14 g/mol
Appearance
White crystalline solid
Molecular Formula
C₆H₁₀O₄

Key Features

100% bio-based
High glass transition enhancement
Rigid bicyclic structure
Food contact approved

Applications

Biobased PET/ISPT copolymer
Polycarbonate replacement
Epoxy resin modifier
Pharmaceutical excipient

Industries

Bioplastics Coatings Pharmaceutical Packaging
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Product documentation (TDS, overview, application notes) will be available here.

Frequently Asked Questions

Can I request samples or technical information for Isosorbide?

Yes. Our team can support sample requests, commercial discussions, and product-specific documentation. To avoid excessive or non-serious sample applications, we charge a small sample fee and shipping cost in advance. When the customer places a bulk order later, these upfront sample and freight charges can be refunded or credited back.

What specification details are most important for Isosorbide?

Most buyers start with CAS number, purity, molecular data, appearance, and intended use. For this product, the listed purity is ≥99%, which should be reviewed together with your target application and grade requirements.

Which applications is Isosorbide commonly considered for?

Isosorbide is typically evaluated for Biobased PET/ISPT copolymer, Polycarbonate replacement, Epoxy resin modifier. It is especially relevant for teams working across Bioplastics, Coatings, Pharmaceutical, Packaging workflows.