A7644312
                    D-Tyrosine , 98% , 556-02-5
                            Synonym(s):
(R)-2-Amino-3-(4-hydroxyphenyl)propionic acid;3-(4-Hydroxyphenyl)-D -alanine
                            
                        
                CAS NO.:556-02-5
Empirical Formula: C9H11NO3
Molecular Weight: 181.19
MDL number: MFCD00063073
EINECS: 209-112-6
| Pack Size | Price | Stock | Quantity | 
| 1G | RMB23.20 | In Stock | 
                                                 | 
                                        
| 5G | RMB45.60 | In Stock | 
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| 25G | RMB151.20 | In Stock | 
                                                 | 
                                        
| 100g | RMB465.60 | In Stock | 
                                                 | 
                                        
| 500g | RMB1919.20 | In Stock | 
                                                 | 
                                        
| others | Enquire | 
Update time: 2022-07-08
                    PRODUCT Properties
| Melting point: | >300 °C (lit.) | 
                                    
| Boiling point: | 314.29°C (rough estimate) | 
                                    
| alpha | 11.3 º (c=5, 1N HCl) | 
                                    
| Density | 1.2375 (rough estimate) | 
                                    
| refractive index | 11.2 ° (C=5, 1mol/L HCl) | 
                                    
| storage temp. | Store at RT. | 
                                    
| solubility | Aqueous Acid (Slightly), Methanol (Slightly), Water (Slightly) | 
                                    
| pka | 2.25±0.10(Predicted) | 
                                    
| form | Crystals or Powder | 
                                    
| color | White to off-white | 
                                    
| optical activity | [α]20/D +10.3°, c = 5 in 1 M HCl | 
                                    
| Water Solubility | SOLUBLE | 
                                    
| Merck | 14,9839 | 
                                    
| BRN | 2212157 | 
                                    
| InChIKey | OUYCCCASQSFEME-UHFFFAOYSA-N | 
                                    
| LogP | -0.418 (est) | 
                                    
| CAS DataBase Reference | 556-02-5(CAS DataBase Reference) | 
                                    
| EPA Substance Registry System | D-Tyrosine (556-02-5) | 
                                    
Description and Uses
D-Tyrosine is synthesized from phenylalanine. It is also the precursor of epinephrine, thyroid hormones, and melanin.
Safety
| Symbol(GHS) | ![]() GHS07  | 
                                    
| Signal word | Warning | 
| Hazard statements | H315-H319-H335 | 
| Precautionary statements | P261-P305+P351+P338 | 
| Hazard Codes | Xi | 
| Risk Statements | 36/37/38 | 
| Safety Statements | 26-36-24/25 | 
| WGK Germany | 3 | 
| TSCA | Yes | 
| HS Code | 29225000 | 







