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 |  | 2-Butyl-4-chloro-5-formylimidazole Basic information |  
  
 |  | 2-Butyl-4-chloro-5-formylimidazole Chemical Properties |  
 | Melting point  | 97-100 °C(lit.) |  | Boiling point  | 384.1±22.0 °C(Predicted) |  | density  | 1.240 |  | vapor pressure  | 0.001Pa at 25℃ |  | storage temp.  | Inert atmosphere,2-8°C |  | solubility  | slightly soluble |  | pka | 8.87±0.10(Predicted) |  | form  | neat |  | color  | Pale Yellow to Brown |  | Water Solubility  | slightly soluble |  | InChIKey | JLVIHQCWASNXCK-UHFFFAOYSA-N |  | LogP | 2.5 at 25℃ and pH7.1 |  | Surface tension | 58.3mN/m at 1.2g/L and 20℃ |  | CAS DataBase Reference | 83857-96-9(CAS DataBase Reference) |  | EPA Substance Registry System | 2-Butyl-5-chloroimidazole-4-carbaldehyde (83857-96-9) |  
  
| Hazard Codes  | Xi,N |  | Risk Statements  | 43-51/53 |  | Safety Statements  | 24-37-61 |  | RIDADR  | UN 3077 9/PG 3 |  | WGK Germany  | 2 |  | HazardClass  | IRRITANT |  | PackingGroup  | III |  | HS Code  | 29339900 |  
  
 |  | 2-Butyl-4-chloro-5-formylimidazole Usage And Synthesis |  
 | Chemical Properties | 2-Butyl-4-chloro-5-formylimidazole is Yellow Solid
 |  | Uses | 2-Butyl-4-chloro-5-formylimidazole is used for preparation of N-(biphenylylmethyl)imidazoles as angiotensin II antagonists
 |  | Uses | 2-Butyl-5-chloro-1H-imidazole-4-carboxaldehyde may be used in the preparation of the following symmetrical esters of dialkyl 4-(2-butyl-5-chloro-1H-imidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate:
 - dimethyl 4-(2-butyl-5-chloro-1H-imidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
 - diethyl 4-(2-butyl-5-chloro-1H-imidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
 - diisopropyl 4-(2-butyl-5-chloro-1Himidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
 - diisobutyl 4-(2-butyl-5-chloro-1H-imidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 
 - di-tert-butyl 4-(2-butyl-5-chloro-1Himidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
 - bis(2-methoxyethyl) 4-(2-butyl-5-chloro-1Himidazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
 
  |  | Application | 2-Butyl-4-chloro-1H-imidazole-5-carboxaldehyde (Losartan EP Impurity D) is used for preparation of N-(biphenylylmethyl)imidazoles as angiotensin II antagonists. Losartan USP Related Compound A. |  | Synthesis Reference(s) | The Journal of Organic Chemistry, 64, p. 8084, 1999 DOI: 10.1021/jo9824910 |  
  
 |  | 2-Butyl-4-chloro-5-formylimidazole Preparation Products And Raw materials |  
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