Vitamin B10 PABA
4-Aminobenzoic acid
- CAS
- 150-13-0
- EC
- 205-753-0
- Sectors
- Personal Care & Cosmetics, Pharma & Healthcare, Animal Nutrition
Vitamin B10 PABA is para-aminobenzoic acid with formula C7H7NO2 and molecular weight 137.14 g/mol. It is a white powder, density 1.37 g/cm³, melting point 187°C, soluble in alcohol, slightly in water; precursor to folate.
Typical Properties
| Molecular formula | C7H7NO2 |
|---|---|
| Molecular weight | 137.14 g/mol |
| Appearance | White to off white crystalline powder |
| Form | Crystalline Powder |
| Color | White to light yellow |
| Odor | Odorless |
| Melting point | 188.5 °C |
| Boiling point | 200 °C @ Press: 10 Torr |
| Density | 1.367-1.395 g/cm³ |
| Water solubility | 4.7 g/L (20 °C) |
| Flash point | 250 °C |
| pH | 3.5 (5g/l, H2O, 20°C) |
| GHS signal word | Warning · Irritant / harmful |
| HS code | 29224995 |
| Grades available | Cosmetic Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Vitamin B10 PABA
Applications
Used in sunscreens for UV protection; pharmaceuticals for anemia treatment; cosmetics for hair color restoration; dyes as intermediate; animal feed for nutrition; in biochemical research.
Safety & Risks
May cause allergic reactions or photosensitivity; irritants to eyes and skin. Avoid ingestion; stable. Use PPE; monitor for eczema in sensitive individuals.
Packaging
Supplied in 25kg fiber drums with PE liners; store in dry, ventilated places.