PRODUCT Properties
| Melting point: | 206-209°C (dec.) | 
                                    
| Boiling point: | 554.44°C (rough estimate) | 
                                    
| Density | 1.3809 (rough estimate) | 
                                    
| refractive index | 1.6500 (estimate) | 
                                    
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C | 
                                    
| solubility | DMSO : 125 mg/mL (281.26 mM; Need ultrasonic) | 
                                    
| pka | pKa 3.5 (Uncertain);7.7 (Uncertain);9.5 (Uncertain) | 
                                    
| form | Solid | 
                                    
| color | Light yellow to brown | 
                                    
| Water Solubility | 0.63g/L(25 ºC) | 
                                    
| BCS Class | 3,1 | 
                                    
| InChIKey | JBIWCJUYHHGXTC-AKNGSSGZSA-N | 
                                    
| SMILES | C1(=O)[C@]2(O)[C@@]([H])([C@@H](O)[C@@]3([H])C(=C2O)C(=O)C2=C(C=CC=C2O)[C@@H]3C)[C@H](N(C)C)C(O)=C1C(N)=O | 
                                    
| CAS DataBase Reference | 564-25-0(CAS DataBase Reference) | 
                                    
| EPA Substance Registry System | Doxycycline (564-25-0) | 
                                    
Description and Uses
Doxycycline is used for the same indications as other antibiotics of the tetracycline series; however, it belongs to the group of long-lasting tetracyclines. In some cases it is more active with respect to a number of organisms, and is better tolerated than other tetracyclines. Synonyms of this drug are azudoxat, codidoxal, eftapan, vibramycin, and others.
Safety
| Symbol(GHS) | ![]() GHS07  | 
                                    
| Signal word | Warning | 
| Hazard statements | H302-H315-H312-H319-H335-H332 | 
| Precautionary statements | P280-P302+P352-P312-P322-P363-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P270-P301+P312-P330-P501-P261-P271-P304+P340-P312-P264-P280-P305+P351+P338-P337+P313P | 
| Hazardous Substances Data | 564-25-0(Hazardous Substances Data) | 





