Monoglyceride (CAS 123-94-4): Comprehensive Technical Guide
Table of Contents
1. Chemical Identity & Specifications
| Parameter | Specification |
|---|---|
| IUPAC Name | 2,3-dihydroxypropyl octadecanoate |
| CAS Registry | 123-94-4 |
| Molecular Formula | C21H42O4 |
| Molecular Weight | 358.56 g/mol |
| Grade Variations | Industrial Grade (40% purity), Food Grade (90% purity) |
2. Physicochemical Properties
| Property | Value |
|---|---|
| Appearance | White to ivory wax-like solid |
| Melting Point | 78-81°C (pure form) 54-58°C (commercial grades) |
| Boiling Point | 476.9±25.0°C (predicted) |
| Density | 0.958-0.9678 g/cm³ |
| Solubility | Dispersible in hot water Soluble in hot ethanol, hydrocarbons |
| HLB Value | 5.5 (hydrophilic-lipophilic balance) |
3. Industrial Applications
3.1 Food Industry
- Emulsification: Stabilizes oil-water mixtures in margarine and spreads
- Texture Modification: Prevents crystallization in chocolates (0.2-0.5% w/w)
- Shelf-life Extension: Reduces starch retrogradation in baked goods
3.2 Cosmetics
- Primary emulsifier in shampoo bases (3-8% concentration)
- Viscosity modifier in lotions and creams
- Opacifying agent in bath products
3.3 Pharmaceuticals
- Excipient in tablet formulations
- Controlled-release matrix component
3.4 Industrial Uses
- PVC processing lubricant (0.5-1.5% load)
- Anti-static agent in polyolefin production
4. Application Case Studies
4.1 Dairy Product Stabilization
Challenge: Phase separation in probiotic yogurt
Solution: 0.3% food-grade monoglyceride addition
Result: 42% improvement in emulsion stability at 4°C storage
4.2 Polymer Processing
Application: PVC pipe extrusion
Implementation: 1.2% industrial-grade additive
Outcome: 18% reduction in extrusion energy consumption
5. Verified Suppliers
| Supplier | Location | Specifications |
|---|---|---|
| Shandong Xinheng Chemical | Jinan, China | 25kg bags Food/Industrial grades |
| Hubei Ruier Bio-Tech | Wuhan, China | 98% purity Pharma-grade available |
6. Regulatory & Shipping Information
| Parameter | Detail |
|---|---|
| HS Code | 29157090.00 |
| Storage Requirements | Ambient temperature Minimize moisture exposure |
| Shelf Life | 24 months in original packaging |
Technical & Commercial Inquiries
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