Aspartic acid

タイトルまたは説明

SUPPLY : L-ASPARTIC ACID   DL-ASPARTIC ACID  D-ASPARTIC ACID

Detailed introduction to D-Aspartic acid:

D-Aspartic Acid

 

   1,  CAS Number : ********6 
          Beilstein Registry Number: ******9
          EEC No:  ******6
    2,  Synonyms:  (R)- **- Aminosuccinic acid; D**-Aminobutanedioic acid; D-Aminosuccinic acid
          Formula:  HOOCCH2CH(NH2)COOH 
          Molecular Weight:  **3.*1
          Description: A white to off-white powder that is soluble in water (0.5g/**0ml), and insoluble in alcohol. 
     3,  Packaging: *5 kg cardboard drums with two PE liner bags or as otherwise agreed upon.
     4,  Shipping & Storage: Low humidity conditions are recommended to minimize caking/degradation potentials.Keep container tightly closed and inner bag sealed.Stored in a dry ambient environment.
Shelf life:The shelf life of this material is 4 years from the date of manufacture if stored in ambient room temperature conditions. Product should be reevaluated if it exceeds expiration date.
Risk phrases:   not applicable
    5,  Safety phrases:   Avoid contact with skin and eyes
         Use:  Pharmaceutical Intermediate.

    6,  Specifications:  Conform with  AJI  etc.  

     Main items        
     Appearance                              White crystalline powder
     Assay                                        *8.0 ~ **1.0%
     Loss on drying                          max  0.2%
     Specific Rotation  [α]D*0 :         **4.7±1º (C=5, in 5 N HCl)
     Transmittance                            min *5%

Detailed introduction to L-Aspartic acid:

Characteristics: White crystals or crystalline powder, acid taste, slightly soluble in water, practically insoluble in ethanol and ether.
Use: L-Aspartic acid sodium salt has the excellent function of fresh-display and antisepsis. It is widely used in freshening agent and antiseptic in food industry and can be used as substitute for monosodium glutamate. In medicine industry it is mainly used as heart disease medicine, liver function accelerant, ammonia antidote, fatigue eliminating medicament and one component of amino acid Transfusion. It is also used widely in industry.
Packaging and Storage: In *5kgs fiber drum double polyethylene bags inside; Preserve in well-closed containers, at controlled room temperature.

Detailed introduction to DL-aspartic acid   CAS No.:*******8: