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                  | Main Products | 
                 
                 
                  
                       
                        No  | 
                        Name  | 
                        CasNo  | 
                        Structure  | 
                        Note  | 
                       
                      | 
                 
               
              
              
                 
                  
  
          | 106223 | 
          2-Pyrrolidinone,... | 
          22677-21-0 | 
            | 
    2-Pyrrolidinone, 4-hydroxy-, (4R)- | 
   
   | 
   
  
          | 106222 | 
          2-Pyrrolidinone,... | 
          68108-18-9 | 
            | 
    2-Pyrrolidinone, 4-hydroxy-, (4S)- | 
   
   | 
   
  
          | 106221 | 
          Butanoic acid, 4... | 
          127852-78-2 | 
          ![Butanoic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-3-hydroxy-, (S)-](../Images/NoPicture.jpg)  | 
    Butanoic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-3-hydroxy-, (S)- | 
   
   | 
   
  
          | 106220 | 
          Butanoic acid, 4... | 
          120021-39-8 | 
          ![Butanoic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-3-hydroxy-, (R)-](../Images/NoPicture.jpg)  | 
    Butanoic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-3-hydroxy-, (R)- | 
   
   | 
   
  
          | 106219 | 
          L-Tyrosine, N-[(... | 
          934611-13-9 | 
          ![L-Tyrosine, N-[(1,1-dimethylethoxy)carbonyl]-O-[(2-methyl-4-thiazolyl)methyl]-](../Images/NoPicture.jpg)  | 
    L-Tyrosine, N-[(1,1-dimethylethoxy)carbonyl]-O-[(2-methyl-4-thiazolyl)methyl]- | 
   
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            To offer outsource service in chemical 
              research, mainly including FTE, and custom synthesis scaling from 
              grams to kilograms of products. | 
           
           
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            To offer technological services in 
              chemical products industrialization, including resolutions for chemical 
              process problems, product optimization, pilot production, large-scale 
              production and worshop designing. | 
           
           
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            Accept project commission and cooperation 
              of chemical products. | 
           
           
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