| INCI Name | Retinoic Acid | |
| Chemical Name /Synonyms | Tretinoin; all-trans-Retinoic acid; Vitamin A acid; 3,7-Dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatetraenoic acid | |
| CAS No. | 302-79-4 | |
| EINECS | 206-129-0 | |
| Molecular Formula | C20H28O2 | |
| Molecular Weight | 300.44 | |
| Structure |  |
Action and Application
| 1 | Treatment of acne |
| 2 | Reduce pigmentation pigment granules within keratinocytes. Act as penetration enhancers when used with other lightening agents. |
| 3 | Treatment of melasma |
Use Level: 0.01-0.1%
Specification
Appearance : Yellow or light orange crystalline powder
Identification : A. IR B. UV
Identification : Conforms
Loss on drying : ≤0.5%
Ignition residue : ≤0.1%
Heavy metals : ≤0.002%
Isotretinoin : ≤5%
Assay : 97.0-103.0%
Documentation: