- Name: 2,2-Bis(hydroxymethyl)propionic Acid
- CAS No.: 4767-03-7
- Appearance: White powder
- Purity/Assay: ≥99.0%
2,2-Bis(hydroxymethyl)propionic Acid CAS 4767-03-7
Description
2,2-Bis(hydroxymethyl)propionic Acid Details
Chemical Name: 2,2-Bis(hydroxymethyl)propionic acid
Synonyms: Dimethylolpropionic acid; Dimethylol Propionic; dihydroxypivalic acid; 2,2-Dihydroxymethyl Propionic Acid
CAS No.: 4767-03-7
Molecular Formula: C5H10O4
Molecular Weight: 134.13
Molecular structure:
Appearance: White powder
Assay: ≥99.0%
Characteristic: odorless, free-flowing white crystal; easily soluble in water, methyl alcohol, dimethylformamide; hardly soluble in acetone, benzene and methylbenzene
2,2-Bis(hydroxymethyl)propionic Acid Properties
| Index | Standard |
| Appearance | White crystal |
| Content (%) | ≥99 |
| Water (%) | ≤0.3 |
| Melting Point (℃) | 178-187 |
| Ash (%) | ≤0.03 |
| Residue Formaldehyde (%) | ≤0.03 |
| Acid Value (mgKOH/g) | 405-425 |
| Hydroxyl Value (mgKOH/g) | 810-860 |
| Fe3+ (PPM) | ≤5 |
| Na+ (PPM) | ≤150 |
| K+ (PPM) | ≤10 |
| CL- (PPM) | ≤10 |
| SiO2 (PPM) | ≤1.0 |
| SO42- (PPM) | ≤10 |
| Acetone-Et3NSolube Experiment | Transparent |
2,2-Bis(hydroxymethyl)propionic Acid application:
2,2-Bis(hydroxymethyl)propionic acid(DMPA) is used as a chain extender and hydrophilic agent. It is widely applied in the manufacturing of water-based paint, water-based tackiness agents, and water-based leather finishing agents.
2,2-Bis(hydroxymethyl)propionic Acid Packaging and Shipping
25 plastic bags with outer carton boxes or on customer-demand
2,2-Bis(hydroxymethyl)propionic Acid Storage
Should be preserved and sealed in a cool and dry place. Please put a 10cm plank under the goods and keep them 50cm from the wall.