Table of Contents
- Product Overview
- Specifications & Comparative Analysis
- Applications & Industrial Uses
- Case Studies
- Contact for Custom Solutions
Sodium Gentisate (CAS 4955-90-2) Overview
Sodium Gentisate, a sodium salt of gentisic acid, is a white to off-white crystalline powder with the molecular formula C7H5NaO4. It is widely utilized in pharmaceuticals, cosmetics, and industrial processes due to its antioxidant properties and stability under physiological conditions.
Key Parameters
| Parameter | Specification |
|---|---|
| CAS Number | 4955-90-2 |
| Molecular Weight | 192.10 g/mol |
| Purity | ≥99% (HPLC) |
| Solubility | Water-soluble (50 mg/mL at 20°C) |
| Storage | 2-8°C in airtight container |
Comparative Analysis with Similar Compounds
| Property | Sodium Gentisate | Sodium Salicylate | Potassium Sorbate |
|---|---|---|---|
| Antioxidant Efficiency | High | Moderate | Low |
| pH Stability Range | 4.0-8.5 | 3.0-6.0 | 2.5-6.5 |
| Pharmaceutical Compatibility | Excellent | Good | Limited |
Industrial & Commercial Applications
Pharmaceutical Industry
Used as an intermediate in non-steroidal anti-inflammatory drugs (NSAIDs) and as a stabilizer in injectable formulations.
Cosmetic Formulations
Functions as an antioxidant in anti-aging creams and UV-protection serums, enhancing product shelf-life by 30-40% compared to traditional preservatives.
Food Additives
Approved as a food preservative (E Number: EXXX) in baked goods and beverages at concentrations of 0.01-0.05% w/w.
Documented Use Cases
Case Study 1: Topical Analgesic Cream
Client: European Pharma Co., Ltd.
Challenge: Degradation of active ingredients in high-pH formulations
Solution: 0.5% Sodium Gentisate incorporation increased formulation stability by 18 months at 25°C
Outcome: Reduced product recall rate by 72%
Case Study 2: Anti-Pollution Serum
Client: Shanghai Cosmeceuticals Group
Requirement: Preservative-free antioxidant system for sensitive skin
Implementation: 1.2% Sodium Gentisate with 0.8% Vitamin E derivative
Result: Achieved 24-month stability with zero irritation reports
Technical Consultation & Ordering
For formulation support, bulk pricing (50kg+ quantities), or regulatory documentation:
Email: info@vivalr.com
Phone: (86) 15866781826
Request SDS, COA, or stability data sheets:
- Custom particle size distributions (10-200µm)
- GMP-grade production available
- Global logistics support (DDP/DAP terms)



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