Estrone 99+%

Supplier: Thermo Scientific

ACRO117840050EA 193 EUR
ACRO117840050 ACRO117840010 ACRO117840250
Estrone 99+%
Formula: C₁₈H₂₂O₂
Melting Pt: 258…261 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00003620
CAS Number: 53-16-7
EINECS: 200-164-5

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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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