99% Dexpanthenol CAS 81-13-0 / D-Panthenol for Hair Loss
D-Panthenol is used as precursors in the biosynthesis of coenzyme A. D-Panthenol and D-Pantothenic acid are used in a variety of skin protection products. D-pantothenic acid have a role in controlling keratinocyte proliferation and differentiation. D-Panthenol is used for studies of skin protection emulsions from UV irradiation and as a humectant. It is also used in creams, lotions, shampoos, conditioners and body washes
Dexpanthenol is also available as a racemic mixture containing both the dextrorotatory form (dexpanthenol) and the levorotatory form (levopanthenol) as DB11204. While pantothenic acid is optically active, only the dextrorotatory form (dexpanthenol) is biologically active.
Specification:
| Items | Specification | Testing Results |
| Appearance | Colorless, viscous and clear liquid | conform |
| Identification | A. Infrared absorption(197F) B. The Sample solution:a deep blue color develops. C. The Sample solution: a purplish red color develops. | conform |
| Assay(on the anhydrous basis) | 98.0%~102.0% | 98.5% |
| Water determination | ≤ 1.0% | 0.34% |
| Specific optical rotation | +29.0°~+31.5° | 30.5° |
| Limit of aminopropanol | ≤ 1.0% | conform |
| Residue on ignition | ≤ 0.1% | 0.1% |
| Refractive Index(20ºC) | 1.495~1.502 | conform |
| Heavy metals | ≤20ppm | conform |
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