| | Identification | More |  | [Name] 
 2-Butynyl 4-methylbenzenesulfonate
 |  | [CAS] 
 56563-37-2
 |  | [Synonyms] 
 2-BUTYNYL 4-TOLUENESULFONATE
 2-BUTYNYL-PARA-TOLUENESULFONATE
 2-BUTYNYL P-TOLUENESULFONATE
 2-BUTYNYL P-TOLUENESULPHONATE
 TIMTEC-BB SBB008911
 1-(p-Tosyloxy)-2-butyne
 2-BUTYNYL-para-TOLUENESULFONATE 98%
 2-Butynyl  4-methylbenzenesulfonate
 |  | [Molecular Formula] 
 C11H12O3S
 |  | [MDL Number] 
 MFCD00078395
 |  | [Molecular Weight] 
 224.28
 |  | [MOL File] 
 56563-37-2.mol
 | 
 | Chemical Properties | Back Directory |  | [Appearance] 
 Brown crystalline powder
 |  | [Melting point ] 
 47 °C
 |  | [Boiling point ] 
 355.2±25.0 °C(Predicted)
 |  | [density ] 
 1,012 g/cm3
 |  | [Fp ] 
 >110℃
 |  | [storage temp. ] 
 Refrigerator (+4°C)
 |  | [solubility ] 
 soluble in Methanol
 |  | [form ] 
 powder to crystal
 |  | [color ] 
 White to Orange to Green
 |  | [Specific Gravity] 
 1.012
 |  | [Water Solubility ] 
 Insoluble
 |  | [BRN ] 
 3300477
 |  | [CAS DataBase Reference] 
 56563-37-2(CAS DataBase Reference)
 | 
 | Safety Data | Back Directory |  | [Hazard Codes ] 
 Xi
 |  | [Risk Statements ] 
 R36/37/38:Irritating to eyes, respiratory system and skin .
 R22:Harmful if swallowed.
 |  | [Safety Statements ] 
 S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
 S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
 S37/39:Wear suitable gloves and eye/face protection .
 |  | [WGK Germany ] 
 3
 |  | [HS Code ] 
 29309099
 | 
 | 
                    
                        
                            | Company Name: | Alfa Aesar |  
                            | Tel: | 400-6106006 |  
                            | Website: | http://chemicals.thermofisher.cn |  
                    
                        
                            | Company Name: | Energy Chemical |  
                            | Tel: | 021-021-58432009 400-005-6266 |  
                            | Website: | http://www.energy-chemical.com |  
                    
                        
                            | Company Name: | TCI Europe |  
                            | Tel: | 320-37350700 |  
                            | Website: | https://www.tcichemicals.com/de/de/index.html |  
                    
                        
                            | Company Name: | TCI AMERICA |  
                            | Tel: | 800-4238616 |  
                            | Website: | https://www.tcichemicals.com/en/us/index.html |  |