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2,3-Dimethyl-2,3-Diphenylbutane
2,3-Dimethyl-2,3-Diphenylbutane, also known as Dicumene, is a flame-retardant synergist and polymer-processing additive for selected industrial formulations.
CAS No. 1889-67-4. White to light yellow powder with a minimum content of ≥96.0% by HPLC. COA, TDS, and SDS are available upon request.
- Function: Used for flame-retardant synergy and selected polymer-processing applications.
- Specification: C18H22, molecular weight 238.37 g/mol, and content of ≥96.0% by HPLC.
- Application: Suitable for evaluation in polymer, flame-retardant, and specialty chemical systems.
- Inquiry: Provide the application, required quantity, and destination for product documentation and quotation details.
2,3-Dimethyl-2,3-Diphenylbutane Product Specifications Overview
| Property | Typical Specification |
|---|---|
| Product Name | 2,3-Dimethyl-2,3-Diphenylbutane |
| Common Name | Dicumene |
| CAS No. | 1889-67-4 |
| Molecular Formula | C18H22 |
| Molecular Weight | 238.37 g/mol |
| Appearance | White to light yellow powder |
| Content | ≥96.0% (HPLC) |
Typical specifications are subject to the current Certificate of Analysis (COA).
2,3-Dimethyl-2,3-Diphenylbutane for Flame-Retardant Polymer Systems
2,3-Dimethyl-2,3-Diphenylbutane is an organic compound used in selected industrial polymer and flame-retardant formulations. Its performance depends on the polymer type, flame-retardant package, processing temperature, additive ratio, and required end-use properties.
Flame-Retardant Synergy
Dicumene can be evaluated as a synergistic component in selected flame-retardant systems. Buyers should assess the complete formulation rather than evaluate this material in isolation, because flame-retardant performance depends on the base polymer, the primary flame retardant, processing conditions, part geometry, and the applicable test standard.
- System-level evaluation: Confirm compatibility with the selected polymer and primary flame-retardant package.
- Performance target: Define the required flame-retardant test method and end-use standard before formulation review.
- Processing review: Check temperature profile, residence time, dispersion, and additive ratio for the intended process.
Polymer Processing Considerations
For polymer-processing applications, 2,3-Dimethyl-2,3-Diphenylbutane should be evaluated under the actual processing conditions of the target system. Material performance can vary between resin types, equipment configurations, and processing temperatures.
- Resin compatibility: Provide the resin type and relevant formulation information for technical discussion.
- Process conditions: Confirm the expected processing temperature and production method before purchase.
- Quality review: Compare the current COA with the specifications required by your formulation or quality system.
2,3-Dimethyl-2,3-Diphenylbutane Purchase Checks for Industrial Buyers
Industrial buyers should confirm product identity, current batch specifications, packaging requirements, and technical documentation before using Dicumene in a production or development project.
What to Confirm Before Ordering
- Product identity: Confirm 2,3-Dimethyl-2,3-Diphenylbutane, CAS No. 1889-67-4, and the required purity standard.
- Technical documents: Request the current COA, TDS, and SDS for technical, quality, and safety review.
- Application details: Share the target polymer, intended use, and processing conditions where technical evaluation is required.
- Supply requirements: Confirm quantity, preferred packaging, destination, labeling needs, and delivery schedule before quotation.
2,3-Dimethyl-2,3-Diphenylbutane Applications in Polymer Formulations
2,3-Dimethyl-2,3-Diphenylbutane can be considered by compounders, masterbatch producers, flame-retardant formulators, polymer processors, and specialty chemical distributors working with selected industrial material systems.
- Flame-retardant formulations: For technical evaluation as a synergistic component in compatible polymer systems.
- Polymer processing: For selected processing, modification, or additive development projects subject to formulation testing.
- Specialty chemical supply: For industrial buyers requiring a defined CAS number, specification, and batch documentation.
Typical Dicumene Sourcing Example for a Polymer Development Project
A polymer compounder was reviewing Dicumene for a development project involving a flame-retardant material system.
Buyer Requirement
The buyer needed to confirm CAS identity, ≥96.0% HPLC content, documentation availability, packaging format, and suitability for laboratory and pilot-scale formulation evaluation.
Solution
Wuxi Zhufeng Fine Chemical Co., Ltd. provided product specification information and available technical documentation for the buyer's internal review. The buyer could then compare the current product data with the target resin, process conditions, and project requirements.
Result
The buyer obtained the information needed to proceed with internal compatibility and performance testing before considering a larger procurement plan. Final product performance remained subject to the buyer's own formulation and application testing.
2,3-Dimethyl-2,3-Diphenylbutane Supply Information from Zhufeng Chem
Wuxi Zhufeng Fine Chemical Co., Ltd. supplies 2,3-Dimethyl-2,3-Diphenylbutane for selected industrial applications involving polymer processing and flame-retardant formulation development. Product-specific information and available documentation can support technical review, sample discussions, packaging confirmation, and quotation preparation.
For technical discussions, buyers should provide the intended application, polymer type, target quantity, destination market, and required documentation. The buyer remains responsible for confirming finished-product performance, regulatory suitability, and process safety for the intended use.
2,3-Dimethyl-2,3-Diphenylbutane Questions for Industrial Buyers
Is 2,3-Dimethyl-2,3-Diphenylbutane also called Dicumene?
Dicumene is a common name used for 2,3-Dimethyl-2,3-Diphenylbutane. Buyers should confirm CAS No. 1889-67-4 and the current specification when comparing product documents.
What documents are available for this product?
Availability of COA, TDS, and SDS should be confirmed for the requested product and shipment. Buyers can request the current documents for technical, quality, and safety review.
Can Dicumene be used in flame-retardant systems?
It may be evaluated as a synergistic component in selected flame-retardant formulations. Compatibility and finished-material performance should be confirmed through testing of the complete system.
What details are needed for a quotation?
Please provide the intended application, polymer type if relevant, required quantity, preferred packaging, destination country or port, and required documentation.
Request 2,3-Dimethyl-2,3-Diphenylbutane Product and Supply Information
For a quotation or product review, please provide the intended application, target quantity, destination country or port, preferred packaging, and whether COA, TDS, SDS, or a sample is required. Submit these details through our product inquiry page to help Wuxi Zhufeng Fine Chemical Co., Ltd. prepare relevant product and supply information.

