Estriol

• Catalog No.: 75292
• CAS Number: 50-27-1
• M. F.: C18H24O3
• M. W.: 288.38136
• Purity: ≥97.0% (HPLC)

SYNONYMS

• Title: 雌三醇
• IUPAC name: (1S,10R,11S,13R,14R,15S)-15-methyltetracyclo[8.7.0.0^2,^7.0^1^1,^1^5]heptadeca-2,4,6-triene-5,13,14-triol
• IUPAC Traditional name: estriol
• Synonyms: 雌激素三醇; 1,3,5(10)-三烯-3β,16α,17β-三醇; 3,16α,17β-Trihydroxy-1,3,5(10)-estratriene; 16,17-二羟甾醇; 1,3,5(10)-Estratriene-3,16α,17β-triol; 16α-Hydroxyestradiol

DATABASE IDS

• Beilstein Number: 2508172
• CAS Number: 50-27-1
• MDL Number: MFCD00003691
• EC Number: 200-022-2

PROPERTIES

• Empirical Formula (Hill Notation): C18H24O3
• Grade: purum
• Ignition Residue: ≤0.1% (as SO4)
• Loss on Drying: ≤0.5% loss on drying, 110 °C
• Purity: ≥97.0% (HPLC)
• Melting Point: 280-282 °C(lit.)
• Melting Point: 280-282 °C
• Optical Rotation: [α]20/D +57±2°, c = 0.4% in dioxane
• GHS Signal Word: Danger
• GHS Hazard statements: H351-H360
• European Hazard Symbols: Toxic (T)
• Personal Protective Equipment: Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P201-P281-P308 + P313
• Risk Statements: 60-61-40
• RTECS: KG8225000
• Safety Statements: 53-36/37-45
• German water hazard class: 3