S5979149
                    Piperidine , biotech.grade,≥99.5% , 110-89-4
                            Synonym(s):
Hexahydropyridine
                            
                        
                CAS NO.:110-89-4
Empirical Formula: C5H11N
Molecular Weight: 85.15
MDL number: MFCD00005979
EINECS: 203-813-0
Update time: 2022-07-08
                    PRODUCT Properties
| Melting point: | -11 °C | 
                                    
| Boiling point: | 106 °C(lit.) | 
                                    
| Density | 0.930 g/mL at 20 °C | 
                                    
| vapor density | 3 (vs air) | 
                                    
| vapor pressure | 23 mm Hg ( 20 °C) | 
                                    
| refractive index | n | 
                                    
| FEMA | 2908 | PIPERIDINE | 
                                    
| Flash point: | 16 °C(lit.) | 
                                    
| storage temp. | Store in dark! | 
                                    
| solubility | miscible in water and alcohol; soluble in ether, acetone, benzene and
chloroform
maximum allowable concentration: not established; more toxic, irritating and
volatile than pyridine (Reinhardt and Brittelli 1981). | 
                                    
| pka | 11.123(at 25℃) | 
                                    
| form | liquid | 
                                    
| color | APHA: ≤50 | 
                                    
| Odor | at 1.00 % in propylene glycol. heavy sweet floral animal | 
                                    
| PH | 12.6 (100g/l, H2O, 20°C) | 
                                    
| explosive limit | 1.5-10.3%(V) | 
                                    
| Odor Type | animal | 
                                    
| biological source | synthetic | 
                                    
| Water Solubility | Miscible | 
                                    
| Sensitive | Air Sensitive | 
                                    
| Merck | 14,7468 | 
                                    
| JECFA Number | 1607 | 
                                    
| BRN | 102438 | 
                                    
| Dielectric constant | 5.9(20℃) | 
                                    
| Stability: | Stable. Highly flammable. Incompatible with strong oxidizing agents, strong acids, organic acids, water. Vapours may flow along surfaces to a distant source of ignition. | 
                                    
| LogP | 0.61 | 
                                    
| Surface tension | 30.27mN/m at 293.15K | 
                                    
| CAS DataBase Reference | 110-89-4(CAS DataBase Reference) | 
                                    
| NIST Chemistry Reference | Piperidine(110-89-4) | 
                                    
| EPA Substance Registry System | Piperidine (110-89-4) | 
                                    
Description and Uses
It is used in organic synthesis, especially inthe preparation of many crystalline derivativesof aromatic nitro compounds.
Safety
| Symbol(GHS) | ![]() ![]() ![]() GHS02,GHS05,GHS06  | 
                                    
| Signal word | Danger | 
| Hazard statements | H225-H302-H311+H331-H314 | 
| Precautionary statements | P210-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338 | 
| Hazard Codes | T,F | 
| Risk Statements | 61-10-20/21-34-23/24-11-52-24-20/22 | 
| Safety Statements | 53-16-26-36/37/39-45-27 | 
| RIDADR | UN 3286 3/PG 2 | 
| WGK Germany | 3 | 
| RTECS | TM3500000 | 
| F | 3-34 | 
| Autoignition Temperature | 320 °C | 
| TSCA | Yes | 
| HazardClass | 8 | 
| PackingGroup | I | 
| HS Code | 29333210 | 
| Hazardous Substances Data | 110-89-4(Hazardous Substances Data) | 
| Toxicity | LD50 orally in rats: 0.52 ml/kg (Smyth) | 









