Industrial Purity 2-Methoxy-P-Phenylenediamine Sulfate Specs and Technical Data
- [Chemical Integrity]: Validates HPLC purity >98.5% with strict controls on iron and heavy metal impurities.
- [Procurement Stability]: Ensures tonnage availability with factory-direct pricing and verified COA documentation.
- [Regulatory Alignment]: Confirms adherence to global safety standards for oxidative hair color intermediates.
In the competitive landscape of cosmetic chemical manufacturing, securing a reliable source of 2-methoxy-1,4-phenylenediamine sulfate is critical for maintaining product consistency and safety. As a premier global manufacturer, NINGBO INNO PHARMCHEM CO.,LTD. specializes in delivering process-scale purity for high-volume applications. This technical overview details the specification requirements, synthesis considerations, and supply chain advantages necessary for procurement teams and R&D departments evaluating this key oxidative hair color intermediate.
Technical Specifications and Quality Parameters
Quality assurance in fine chemicals begins with rigorous analytical testing. Below are the standard industrial specifications for CAS 66671-82-7. These parameters ensure batch-to-batch consistency required for large-scale dye formulation.
| Parameter | Specification Standard | Test Method |
|---|---|---|
| CAS Number | 66671-82-7 | N/A |
| Chemical Name | 2,5-Diaminoanisole Sulfate | N/A |
| Molecular Formula | C8H14N2O5S | N/A |
| Molecular Weight | 250.27 g/mol | Calculated |
| Assay (Purity) | > 98.5% (HPLC Area %) | HPLC / Titration |
| Appearance | Off-white to Light Grey Crystalline Powder | Visual / Colorimeter |
| Heavy Metals (as Pb) | < 10 ppm | ICP-MS |
| Iron (Fe) Content | < 5 ppm | Atomic Absorption |
| Loss on Drying | < 0.5% | Karl Fischer / Oven |
Synthesis Routes and Impurity Profiles for R&D
For process chemists, understanding the manufacturing process is essential for troubleshooting formulation stability. The production of this sulfate salt typically involves the reduction of nitro-anisole derivatives followed by salt formation. Controlling the reaction environment is vital to minimize oxidative degradation during synthesis.
Impurity profiles significantly impact the final cosmetic product. High levels of iron or unspecified organic byproducts can catalyze premature oxidation, leading to color shifts in the final dye formulation. Our internal quality control focuses on minimizing these trace contaminants. When sourcing high-purity 2,5-Diaminoanisole Sulfate, buyers should request detailed chromatograms to verify the absence of mono-acetylated byproducts or unreacted starting materials. NINGBO INNO PHARMCHEM CO.,LTD. utilizes advanced HPLC methods to ensure that the industrial purity meets the stringent demands of modern cosmetic chemistry.
Procurement Advantages and Supply Chain Stability
Procurement managers prioritize stable supply chains to prevent production downtime. Volatility in the bulk price of fine chemical intermediates often stems from logistical bottlenecks rather than raw material scarcity. By partnering directly with a manufacturer, clients bypass intermediary markups and gain access to real-time inventory data.
We provide comprehensive documentation with every shipment, including a verified COA (Certificate of Analysis) and SDS (Safety Data Sheet). This quality assurance protocol simplifies vendor qualification audits. For facilities requiring tonnage quantities, we offer flexible packaging solutions ranging from 25kg fiber drums to bulk bags, ensuring compatibility with existing handling infrastructure.
Regulatory Compliance and Commercial Viability
Executive decision-makers must ensure that all chemical inputs align with international regulatory frameworks. As a key hair dye precursor, this substance is subject to strict usage limits and purity standards in major markets. Our production facilities adhere to rigorous safety and environmental protocols, supporting your compliance with REACH and other regional chemical regulations.
Commercial viability depends on consistent quality. Variations in purity can lead to batch rejections in finished goods, costing significantly more than the initial raw material savings. Investing in a verified supply partner mitigates this risk, ensuring that your final consumer products maintain their market reputation for safety and efficacy.
Request Technical Data and Pricing
To discuss your specific formulation requirements or to request a sample for validation, please contact our technical sales team for a batch-specific COA, SDS, or bulk pricing quote.