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  • L-(+)-Mandelic acid
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    L-(+)-Mandelic acid

    MF: C8H8O3
    MW: 152.15
    Apperance: White crystalline powder
    Chemical Assay ( HPLC) : not less than 99 %
    Chiral Assay ( HPLC) ee: not less than 99%
    Alpha: + 154Â ¡ Ã £ , c = 2.8 in H2O....
  • 2, 2-dimethoxypropane
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    2, 2-dimethoxypropane

    MF: C5H12O2
    MW: 104.15
    Appearance: Colorless viscosity liquid
    Pure:  ¡ à  99( % GC)
    moisture:  ¡ à œ 0.2% ( GC)
    Storage: s hade and dried
  • 9-Fluorenone
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    9-Fluorenone

    MF: C13H8O
    MW: 180.20
    apperance: yellow crystal
    Purity: 99%
    density: 1.0728
    melting point: 83Â ¡ Ã £ C Â ¡ Â « 84Â ¡ Ã £ C
    boiling point: 341.5Â ¡ Ã £ C
  • Phenanthrenequinone
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    Phenanthrenequinone

    MF : C14H8O2
    MW: 208.22
    Apperance: orange needle shape crystal
    Purity:  ¡ à  98%
    melting point: 208.5-210Â ¡ Ã ¦
    boiling point: 360Â ¡ Ã ¦
    relative den: 1.405
  • L-(+)-Tartaric acid
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    L-(+)-Tartaric acid

    Price:
    รยญร’รฉ
    Origin:
    China
    Product Name L-( + ) -Tartaric acid
    CAS NO. 87-69-4

    Specification MF: C4H6O6
    MW: 150.09
    Chemical Assay ( HPLC) Â £ Â º not less than 99%
    Chiral Assay ( HPLC) ee £  º not less than 99%
    [ a....
  • 2-Piperidinone675-20-7
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    2-Piperidinone675-20-7

    Price:
    ยฟร‰รยญร’รฉ
    Origin:
    China
    MF: C5H9NO
    Molecular weight: 99.13
    Appearance: Colorless or pale yellow liquid
    Melting point: 35-39 Â º C
    Boiling point: 256-262 Â º C
    Relative density: 1.073
    Flash point: 147 Â º C....
  • Acetonitrile
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    Acetonitrile

    Price:
    ยฟร‰รยญร’รฉ
    Origin:
    China
    MF: C2H3N
    Molecular weight : 41.05
    Appearance : Colorless
    Boiling point : 81-82 Â º C
    Relative density : 0.7857
    Refractive index : 1.343-1.345
    Flash point : 2 Â º C
    Purity :  ¡ à  99.5%
  • ( 1S, 2S) - ( - ) - 1, 2- Diphenyl- 1, 2- ethanediamine
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    ( 1S, 2S) - ( - ) - 1, 2- Diphenyl- 1, 2- ethanediamine

    Product Name ( 1S, 2S) - ( - ) - 1, 2- Diphenyl- 1, 2- ethanediamine
    CAS NO. 29841- 69- 8
    Structural Formula
    Specification MF : C14H16N2
    MW: 212.29
    Apperance: white or pale....
  • ( 1R, 2R) - 1, 2- Diphenyl- 1, 2- ethanediamine
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    ( 1R, 2R) - 1, 2- Diphenyl- 1, 2- ethanediamine

    Product Name ( 1R, 2R) - 1, 2- Diphenyl- 1, 2- ethanediamine
    CAS NO. 35132- 20- 8
    Structural Formula
    Specification MF : C14H16N2
    MW: 212.29
    Apperance: white or pale yellow....
  • (R)-(+)-BINOL
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    (R)-(+)-BINOL

    MF Â £ Â º C20H14O2
    MW Â £ Â º 286.33
    Appearance  £  º white crystalline powders
    Chemical Assay ( HPLC) : not less than 99%
    Chiral Assay ( HPLC) ee : not less than 99%
    Alpha : + 34Â ¡ Ã £ , c = ....
  • D-(-)-Tartaric acid
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    D-(-)-Tartaric acid

    MF : C4H6O6
    MW: 150.09
    Chemical Assay ( HPLC) Â £ Â º not less than 98%
    Chiral Assay ( HPLC) ee £  º not less than 98%
    Alpha: -11.8 Â º Â ¡ Â « -12.8 Â º
    Mmelting Point : 166-172 Â º C
  • (S)-(-)-BINOL
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    (S)-(-)-BINOL

    MF Â £ Â º C20H14O2
    MW Â £ Â º 286.33
    Appearance  £  º white crystalline powders
    Chemical Assay ( HPLC) : not less than 99%
    Chiral Assay ( HPLC) ee : not less than 99%
    Alpha: + 34Â ¡ Ã £ , c = 1....
  • 2-methoxypropene
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    2-methoxypropene

    MF: C4H8O
    MW: 72.11
    Appearance: Colorless viscosity liquid
    Pure:  ¡ à  99%
    BP: 34-36Â ¡ Ã ¦
    Usage: Used to synthsize medicine ¡  ¢ pesticide etc.
  • 5-Bromo-m-xylene
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    5-Bromo-m-xylene

    MF : C8H9Br
    MW: 185.06
    Appearance: Colorless or light yellow Liquid
    Purity: Â £ Â ¾ 99%
    Bioling point: 202-204Â ¡ Ã ¦
    density: 1.362
    Refractive point: 1.5475-1.5495
    Flash point: 87Â ¡ Ã £
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