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      L-Pyroglutamic acid

      CAS: 98-79-3
      FOB Price:5 USD/Kilogram
      Minimum Order Quantity:1 Kilogram
      Supply Ability:tons 
      Payment Terms:LC,
      Updatetime:Aug 12 2020
      Company Profile
      Contact:Balas Zhu
      Address: Room 60M(604), Block A1-3, Hangzhou Zhejiang China
      Website: http://www.utanpharma.com
      Quick Details
      Classification: Pharmaceutical Intermediates
      Cas NO.: 98-79-3
      Molecular Formula: C5H7NO3
      Melting Point: 152-162℃
      Boiling Point: 453.1 °C at 760 mmHg
      Stability: Stable. Incompatible with bases, acids, strong oxidizing agents.
      Refractive index:-10 ° (C=5, H2O)
      Flash Point: 227.8 °C
      Purity: 99%
      Appearance: White fine crystals
      usage: chemical reagent;pharmaceutical intermediate;phytochemical;
      EINECS: 202-700-3
      Aliase: Amino Acids & Derivatives;Chiral Reagents
      Purity: 99%
      Appearance:white crystalline powder

      Substance is used in the resolution of racemic amines.

      Packaging & Delivery
      Packaging Detail: 25kg/drum
      Delivery Detail: from stock
      Detailed Description

       Product Name: H-Pyr-OH                            

      CAS#: 98-79-3

      Synonyms: L-Pyroglutamic Acid,          
      L-5-Oxo-2-pyrrolidinecarboxylic acid, 
      (S)-2-Pyrrolidone-5-carboxylic acid

      Molecular Formula: C5H7NO3

      Molecular Weight: 129





      White crystalline powder

      Specific rotation(a)D20

      (C=5 H2O)

      -11.0 to -12.0º


      Not more than 0.02%


      Not more than 0.02%


      Not more than 0.02%

      Heavy metals(Pb)

      Not more than 10ppm


      Not more than 10ppm


      Not more than 1 PPM

      Loss on drying

      Not more than 0.5%

      Residue on ignition

      Not more than 0.1%



      Company Information
      Name:Hangzhou Utanpharma biology co,.Ltd √ Verified
      Category:LLC (Ltd Liability Corp)
      Trade Category: Trading Company√ Verified
      Registered Time: 2009 √ Verified
      Registered Capital: US$1 Million - US$2.5 Million
      Legal Representative: √ Verified
      Employees: 11 - 50 People
      Address: Room 60M(604), Block A1-3, Hangzhou Zhejiang China
      Website: http://www.utanpharma.com
      Product/Service: Our company is an internationally oriented research based pharmaceutical company with headquarters located in Hangzhou,China.

      Hangzhou Utanpharma Biology Co., Ltd. is a R&D and manufacturing based, market oriented enterprise,specialized in the R&D and marketing? of active pharmaceutical ingredients and intermediates. Supported by our highly qualified professor and technicians team,including those from Zhejiang University of Technology, we make special effort to research and development of new products. We have made great achivements in the R&D and have already manufactured in large quantity for the following products, cardiovascular and anti-diabetes, anti-cancer,ophthalmology and prostaglandin, antiviral, hormones and cns-psychosis. We could offer Products both from labs and from large scale production.

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