PRODUCT Properties
| Melting point: | 232-233 °C(lit.) | 
                                    
| Boiling point: | 299.7±35.0 °C(Predicted) | 
                                    
| Density | 1.149 (estimate) | 
                                    
| refractive index | 1.5480 (estimate) | 
                                    
| Flash point: | >230 °F | 
                                    
| storage temp. | -20°C | 
                                    
| solubility | H2O: soluble | 
                                    
| pka | 2.22, 8.87, 10.86(at 25℃) | 
                                    
| form | solid | 
                                    
| color | White to Off-White | 
                                    
| optical activity | [α]/D 0±1°, c = 1 in H2O | 
                                    
| Water Solubility | H2O: soluble | 
                                    
| Merck | 14,4734 | 
                                    
| BRN | 1721683 | 
                                    
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. | 
                                    
| InChIKey | FFFHZYDWPBMWHY-UHFFFAOYSA-N | 
                                    
| LogP | 0.220 (est) | 
                                    
| CAS DataBase Reference | 454-29-5(CAS DataBase Reference) | 
                                    
Description and Uses
DL-Homocysteine has been used to induce hyperhomocysteinemia in Sprague–Dawley rats. It has also been used to study the effects of hyperhomocysteinemia on atherosclerosis in apolipoprotein E-deficient mice.
Safety
| Symbol(GHS) | ![]() ![]() ![]() GHS07,GHS08,GHS09  | 
                                    
| Signal word | Danger | 
| Hazard statements | H315-H319-H413-H372 | 
| Precautionary statements | P501-P273-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313 | 
| Safety Statements | 22-24/25 | 
| WGK Germany | 3 | 
| RTECS | MT0175000 | 
| F | 10-23 | 
| HS Code | 29309090 | 
| Toxicity | LD50 intraperitoneal in mouse: 500mg/kg | 







