DL-2-Pyrrolidone-5-carboxylic acid 
      
      
      	
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      			Post Date:Jan 28,2016
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      			Expiry Date:Jan 27,2017
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      			Detailed Description:Cas No. :149-87-1
			        
			        
			        
			        
			        English name: DL-Pyroglutamic acid; DL-2-Pyrrolidone-5-carboxylic acid; DL-5-Oxo-2-pyrrolidinecarboxylic acid; Molecular Formula:C5H7NO3;
 Molecular Weight:129.11;
 Purity:99.1%;
 Product standard:AJI92;
 Appearance: white crystal or white crystalline powder;
 CAS:149-87-1;
 EINECS:205-748-3;
 Manufacuture: HONGYA YAXING BIOTECHNOLOGY CO.,LTD;
 Main Function: Pharmaceutical intermediates; cosmetics materials.
 
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      			CAS Registry Number:149-87-1
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      			Synonyms:;DL-2-Pyrrolidone-5-Carboxylic Acid;Dl-5-Oxoproline;H-Dl-Pyr-Oh;Dl-Proline, 5-Oxo-;(+/-)-2-Pyrrolidone-5-Carboxylic Acid;2-Pyrrolidone-5-Carboxylic Acid;(+/-)-2-Pyrrolidinone-5-Carboxylic Acid;5-Oxo-Dl-Proline;Dl-A-Pyroglutamic Acid;Dl-Glutamic Acid Lactam;5-oxo-L-proline;
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      			Molecular Formula:C5H7NO3
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      			Molecular Weight:129.114
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      			Molecular Structure:  
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      			Hazard Symbols: Xi:Irritant; Xi:Irritant;
 
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      			Risk Codes:R36/37/38:;
 
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      			Safety Description:S26:;
 S37/39:;
 
 
      
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