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    S(-)or R(+)-1, 2-bi-2-naphtho .DL-Carnitine Hydrochloride.Dibenzoyl-L-tartaricacid   Dibenzoyl-D-tartaricacid

    S(-)or R(+)-1, 2-bi-2-naphtho .DL-Carnitine Hydrochloride.Dibenzoyl-L-tartaricacid Dibenzoyl-D-tartaricacid

    Quantity Order:
    S(-)or R(+)-1,2-bi-2-naphtho
    other name:
    S-(-)-2,2'-Dihydroxy-1,1'-dinaphthyl,
    R-(+)-2,2'-Dihydroxy-1,1'-dinaphthyl
    CAS No.:
    (S): 18531-99-2 (R ): 18531-94-7
    Molecular Formula:
    C20H14O2
    Formula Weight:
    286.32
    structure:
    appearance :
    light beige – white Crystals
    HPLC
    99%
    melting point
    205-211
    specific rotation:
    (R ) : 35.5 (S) :-35.5
    application :
    packing : 25kg , 50kgs
    DL-Carnitine Hydrochloride
    Formula C7H16CLNO3
    Molecular Weight 197.66
    Structure
    Specification
    Description White crystalline powder
    Melting point 194~198°C
    Assay 100±2%
    pH 2.3~2.6(5% in water)
    Loss on drying d1.0%
    Residue on ignition d0.5%
    NH4- d0.5%
    Heavy metal d20ppm
    Arsenic d2ppm
    Packaging Paper or iron dru,20kg/drum(net)
    Dibenzoyl-L-tartaricacid Dibenzoyl-D-tartaricacid
    other name:
    Dibenzoyl-L-tartaric acid monohydrate;
    Dibenzoyl-D-tartaric acid monohydrate
    Molecular Formula:
    C18H14O8.H2O
    Formula Weight :
    376.31
    CAS No.:
    (L):[ 62708-56-9]
    (D):[ 80822-15-7]
    structure :
    melting point :
    88-90 °C
    appearance:
    Crystals
    specific rotation:
    (L): -115° (c=5,ethanol)
    (D): 109° (c=2, ethanol)


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