Identity & grade
Confirm the chemical identity, concentration or composition, grade designation, and manufacturer for the proposed supply.
Maleate plasticizers
Dioctyl Maleate
Dioctyl maleate is a maleate ester plasticizer offered for industrial formulation and polymer applications.
CAS number142-16-5
Molecular formulaC20H36O4
Molecular weightConfirm for the requested grade
Physical formLiquid
Product documentationStructure and composition details are available with the source-specific technical package.
Chemical reference
Know your material.
Dioctyl Maleate is listed in Chemstock’s published online catalogue. Current grade, source, specification, and availability are confirmed for each request.
- IUPAC name
- Identity confirmation available on request
- EC number
- Available on request
- Common names & synonyms
- DOM · Bis(2-ethylhexyl) maleate · Di(2-ethylhexyl) maleate
- Chemical family
- Maleate plasticizers
- Identity reference
- Confirmed with proposed source
Reference physical properties
Substance reference values, separate from the supplied-grade specification. Conditions and source are shown so your technical team can interpret the data.
| Property | Reference value | Conditions / source |
|---|---|---|
| Catalogue form | Liquid | Catalogue-level description only; confirm the physical form and conditions for the proposed grade. [1] |
Technical qualification
Typical product specifications.
Catalogue information supports initial sourcing review and is not a current supplier specification or batch result. Request the source-specific specification, test methods, and representative CoA before qualification.
| Parameter | Published limit / value | Method / conditions |
|---|---|---|
| Color, APHA | 40 maximum | Published legacy-catalogue value; confirm the current method and grade |
| Refractive index at 27 °C | 1.444–1.456 | Published legacy-catalogue value; confirm the current method and grade |
| Volatile loss, 130 °C / 3 h | 0.2% maximum | Published legacy-catalogue value; confirm the current method and grade |
| Ester value | 327–333 mg KOH/g | Published legacy-catalogue value; confirm the current method and grade |
| Acidity as maleic acid | 0.02% maximum | Published legacy-catalogue value; confirm the current method and grade |
| Moisture | 0.1% maximum | Published legacy-catalogue value; confirm the current method and grade |
Qualify against the current specification.
Request the grade-specific technical sheet, analytical methods, and a representative CoA. Batch results belong on the shipment’s certificate of analysis.
Request a technical packageWhat to define with your technical team
Specification & methods
Provide your required limits and methods so Chemstock can identify a source-specific technical package.
End use & market
State the intended application and destination. A catalogue listing does not establish regulated-use suitability or market compliance.
Application fit
Where it works. What to evaluate.
Plasticizer systems
Discuss suitability for this application with Chemstock; the exact grade and source must be qualified.
Qualification focusConfirm the exact grade, composition, performance requirements, and applicable regulatory constraints for your use.
Industrial formulations
Discuss suitability for this application with Chemstock; the exact grade and source must be qualified.
Qualification focusConfirm the exact grade, composition, performance requirements, and applicable regulatory constraints for your use.
Polymer modification
Discuss suitability for this application with Chemstock; the exact grade and source must be qualified.
Qualification focusConfirm the exact grade, composition, performance requirements, and applicable regulatory constraints for your use.
Documentation
The detail behind your approval.
Product documents are available on request. Tell us the required grade and destination so we can identify the right documentation for your review.
On request
Safety data sheet
Current safety, handling, transport, and disposal information for the grade and destination.
Include: Required grade, destination country, and preferred language.Request SDSOn request
Technical specification
Current acceptance limits, physical properties, and the relevant analytical methods.
Include: Your internal specification and required test methods.Request TDS / specificationOn request
Certificate of analysis
Batch-specific results for a supplied lot, or a representative CoA for qualification.
Include: Lot / batch number for an existing shipment; otherwise request a representative CoA.Request CoAOn request
Supplier certifications
Source-specific certification and supporting information for your qualification process.
Include: Required certification, manufacturing site scope, and validity requirements.Request Supplier documentationCertificates apply to a named source, site, grade, or batch. Request the scope and current revision needed for your approval process.
Procurement & logistics
Plan the supply around your operation.
Discuss the source, commercial requirements, and delivery schedule before placing an order.
- Grade & source
- Manufacturer, grade, production site, and country of origin confirmed on request.
- Packaging
- Available pack sizes and delivery modes confirmed for the proposed source.
- Order requirements
- Share trial quantity, annual demand, delivery location, and required schedule.
- Lead time & availability
- Confirmed for the requested quantity, source, and destination.
- Documents
- SDS, specification, representative or batch CoA, and supplier documents available on request.
Supplier onboarding or a second-source review?
Share your qualification questionnaire, incoming specification, required documentation, and change-notification expectations with our team.
Discuss supplier qualification EHS review
Safety, handling & storage.
This overview supports initial review and does not replace a current SDS, site risk assessment, or grade-specific handling instructions.
Safety data sheet required
Obtain and review the current SDS for the proposed manufacturer, grade, concentration, and destination before handling or approval.
Storage & handling
Follow the source-specific SDS and technical guidance. Storage conditions and shelf life are available on request.
Transport classification
Confirm the actual shipping classification from the current SDS and shipment documentation; none is asserted from the catalogue listing alone.
Market & supplier qualification
Confirm the requirements for your market.
Applicable requirements depend on the source, destination, and end use. Use this list to identify the statements and evidence your team needs; it is not a claim of certification or regulatory approval.
- Chemical inventory & market access
- TSCA, REACH / UK REACH, or other applicable inventory and importer requirements.
- Restricted-substance declarations
- REACH SVHC, RoHS, Proposition 65, or customer-specific restricted-substance lists, where relevant.
- Application-specific grade
- Food, pharmaceutical, personal-care, or other end-use requirements; confirm the exact standard and grade.
- Origin & sustainability evidence
- Country of origin, feedstock declarations, bio-based evidence, and certifications where required.
- Supplier quality qualification
- Relevant site certifications, questionnaire responses, change-notification expectations, and traceability requirements.
Technical questions
Before you qualify this material.
What information is available for Dioctyl Maleate?
Request the current source-specific SDS, specification or TDS, representative CoA, packaging, origin, lead time, and supplier qualification documents needed by your team.
Does the catalogue listing confirm stock or compliance?
No. Availability, manufacturer, grade, regulatory status, and application suitability are confirmed in response to your requirements.
What should I include in a quote request?
Include the product name, any CAS or grade requirement, required specification, quantity, annual demand, destination, application, and delivery schedule.
Sources & information quality
Traceable information.
Reference data checked September 22, 2026. Public references describe the substance; only the current supplier documents establish the specification, certifications, and shipment details for the material you purchase.
- Chemstock · published product record
Published product identity, applications, and any listed typical values.