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Estrone 99+%

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Health
Supplier:   Thermo Fisher Scientific
Estrone 99+%
Supplier:  Thermo Fisher Scientific
CertificatesEstrone 99+%

3 Options Available Below

Product Details & Documents
  • CAS Number:53-16-7
  • Formula:C₁₈H₂₂O₂
  • MDL Number:MFCD00003620
  • Melting Pt:258…261 °C (dec.)
  • Storage Temperature:Ambient
  • EINECS:200-164-5

 

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Specifications for Product Family

Specification Test Results

  • Appearance:
    White to almost white Powder or crystals
  • Infrared spectrum:
    Conforms
  • Melting point:
    258 to 261 °C
  • Loss on drying:
    ≤0.5 % (105 °C, 3 hrs)
  • Sulfated ash:
    ≤0.5 %
  • Additional info:
    limit of equilenin and equilin: passes test
  • HPLC:
    ≥99.0 % (on dried substance)
  • Specific optical rotation:
    +158° to +165° (20 °C, 589 nm) (c=1, dioxane)
  • Clarity of solution:
    passes test
  • Silicon dioxide (SiO2):
    ≤0.005 %
  • Sulfur compounds (as SO4):
    ≤0.004 %
  • Insoluble matter:
    ≤0.01 %
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