PRODUCT Properties
| Melting point: | 61-63°C | 
                                    
| Boiling point: | 366.92°C (rough estimate) | 
                                    
| Density | 1.0083 (rough estimate) | 
                                    
| refractive index | 1.4500 (estimate) | 
                                    
| storage temp. | -20°C | 
                                    
| solubility | Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly) | 
                                    
| form | powder | 
                                    
| color | yellow | 
                                    
| biological source | synthetic (organic) | 
                                    
| Water Solubility | <70mg/L(25 ºC) | 
                                    
| Stability: | Hygroscopic, Light Sensitive, Temperature Sensitive | 
                                    
| InChI | InChI=1S/C20H28O/c1-16(8-6-9-17(2)13-15-21)11-12-19-18(3)10-7-14-20(19,4)5/h6,8-9,11-13,15H,7,10,14H2,1-5H3/b9-6+,12-11+,16-8+,17-13+ | 
                                    
| InChIKey | NCYCYZXNIZJOKI-OVSJKPMPSA-N | 
                                    
| SMILES | C(=O)/C=C(/C=C/C=C(/C=C/C1C(C)(C)CCCC=1C)\C)\C | 
                                    
| CAS DataBase Reference | 116-31-4(CAS DataBase Reference) | 
                                    
| EPA Substance Registry System | Retinal (116-31-4) | 
                                    
Description and Uses
                                            All trans-Retinal has been used:
- in optogenetic experiments
 - in electrophysiological experiment
 - to study the effect of AKR1B10 (aldo-keto reductase (AKR) superfamily member) on the conversion of retinal to retinol in the airway epithelium
 - in decidual transformation of human endometrial stromal cells
 



