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Pregn-4-ene-3,11,20-trione (Molecular Formula: C21H28 O3)

Product Name: Pregn-4-ene-3,11,20-trione
CAS Registry Number: 516-15-4
EINECS: 208-222-1  
Synonyms: U 1258; Ketogestin;Ketoprogesterone; 11-Oxoprogesterone; STX 124;11-Ketoprogesterone;11-Oxopregn-4-ene-3,20-dione;Pregn-4-ene-3,11,20-trione; DG 322A; D4-Pregnene-3,11,20-trione;
Molecular Structure:
Molecular Formula: C21H28 O3
Molecular Weight: 328.4452
Density:  1.14 g/cm3
Boiling Point:  487.6 °C at 760 mmHg
Melting Point:  170-175 °C(lit.)
Flash Point:  209.3 °C
Refractive index:  1.55

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