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 |  | alpha-Phenylcinnamic acid Basic information |  
  
 |  | alpha-Phenylcinnamic acid Chemical Properties |  
 | Melting point  | 172-174 °C(lit.) |  | Boiling point  | 325.66°C (rough estimate) |  | density  | 1.198 |  | refractive index  | 1.6530 (estimate) |  | form  | powder to crystal |  | pka | 4.8 in 60% ethanol |  | color  | White to Almost white |  | Merck  | 14,7281 |  | BRN  | 1911342 |  | Stability: | Stable. Incompatible with strong oxidizing agents. |  | CAS DataBase Reference | 91-48-5(CAS DataBase Reference) |  
  
| Risk Statements  | 36/37/38 |  | Safety Statements  | 24/25 |  | WGK Germany  | 3 |  | HS Code  | 29163990 |  
  
 |  | alpha-Phenylcinnamic acid Usage And Synthesis |  
 | Chemical Properties | white to light yellow powder |  | Uses | α-Phenylcinnamic Acid, is a 2,3-Diarylpropenoic Acid, which is a selective non-steroidal inhibitors of type-5 17β-hydroxysteroid dehydrogenase (AKR1C3). |  | Synthesis Reference(s) | Journal of the American Chemical Society, 104, p. 321, 1982 DOI: 10.1021/ja00365a073 Organic Syntheses, Coll. Vol. 4, p. 777, 1963 |  | Purification Methods | Crystallise the cis-isomer from pet ether or EtOH (m 174 |  
  
 |  | alpha-Phenylcinnamic acid Preparation Products And Raw materials |  
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