Synonym: 1,3,5(10)-Estratriene-3,16α,17β-triol; 16α-Hydroxyestradiol; 3,16α,17β-Trihydroxy-1,3,5(10)-estratriene
CAS Number: 50-27-1
Empirical Formula (Hill Notation): C18H24O3
Molecular Weight: 288.38
MDL Number: MFCD00003691
Linear Formula: C18H24O3
Product Type: Chemical
API family |
estriol |
application(s) |
pharmaceutical (small molecule) |
format |
neat |
grade |
pharmaceutical primary standard |
InChI |
1S/C18H24O3/c1-18-7-6-13-12-5-3-11(19)8-10(12)2-4-14(13)15(18)9-16(20)17(18)21/h3,5,8,13-17,19-21H,2,4,6-7,9H2,1H3/t13-,14-,15+,16-,17+,18+/m1/s1 |
InChI key |
PROQIPRRNZUXQM-ZXXIGWHRSA-N |
manufacturer/tradename |
USP |
mp |
280-282 °C (lit.) |
SMILES string |
C[C@]12CC[C@H]3[C@@H](CCc4cc(O)ccc34)[C@@H]1C[C@@H](O)[C@@H]2O |
Analysis Note: |
These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. |
Application: |
Estriol may be used as a pharmaceutical primary standard for the quantification of the analyte in pharmaceutical formulations using chromatography techniques. |
General description: |
Estriol is found to be a major estrogen in pregnant women. It originates in the placenta from the estrogen precursors, made by the fetal adrenal gland and liver. Estriol levels are directly related to the delivery of the fetus and serve as an index of the fetal well-being. |
Other Notes: |
Sales restrictions may apply. |
mp |
280-282 °C (lit.) |
UNSPSC |
41116107 |