Skip to Content
Merck
All Photos(2)

Key Documents

View All Documentation

E1149

Sigma-Aldrich

Estriol

meets USP testing specifications

Synonym(s):

1,3,5(10)-Estratriene-3,16α,17β-triol, 16α-Hydroxyestradiol, 3,16α,17β-Trihydroxy-1,3,5(10)-estratriene

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Empirical Formula (Hill Notation):
C18H24O3
CAS Number:
50-27-1
Molecular Weight:
288.38
Beilstein:
2508172
EC Number:
200-022-2
MDL number:
MFCD00003691
UNSPSC Code:
12352212
PubChem Substance ID:
24894391
NACRES:
NA.21

Agency

USP/NF
meets USP testing specifications

Quality Level

200

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

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

Gene Information

human ... SERPINA6(866)
mouse ... Esr1(13982)
rat ... Ar(24208)

Looking for similar products? Visit Product Comparison Guide

Pictograms

Health hazard
GHS08

Signal Word

Danger

Hazard Statements

H351,H360FD,H362

Hazard Classifications

Carc. 2 - Lact. - Repr. 1A

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

J J Evans et al.
Clinical chemistry, 30(1), 120-121 (1984-01-01)
Saliva would have advantages over plasma or urine for monitoring estriol during pregnancy. Specimen collection, after stimulation of flow by citric acid, is non-invasive and simple. We measured concentrations of unconjugated estriol in saliva and compared them with those in
E Diczfalusy
Journal of steroid biochemistry, 20(4B), 945-953 (1984-04-01)
The early history of estriol is reviewed with special emphasis on its isolation, identification, quantitation in tissues and body fluids and its unique biogenesis in the human feto-placental unit. The relationship to epimeric estriols and acidic estrogens and the pharmacokinetic
Marcelo O Dietrich et al.
Trends in neurosciences, 36(2), 65-73 (2013-01-16)
The past 20 years witnessed an enormous leap in understanding of the central regulation of whole-body energy metabolism. Genetic tools have enabled identification of the region-specific expression of peripheral metabolic hormone receptors and have identified neuronal circuits that mediate the
G P Vooijs et al.
European journal of obstetrics, gynecology, and reproductive biology, 62(1), 101-106 (1995-09-01)
To gain more insight into whether intravaginal treatment of local urogenital complaints with the mild-acting oestrogen estriol is capable of inducing proliferation of the endometrium, the results of the clinical studies that have been published over the years have been
Hanna Hamid et al.
Water research, 46(18), 5813-5833 (2012-09-04)
Estrogenic hormones (estrone (E1), 17β-estradiol (E2), estriol (E3), 17α-ethinylestradiol (EE2)) are the major contributor to the total estrogenicity in waterways. Presence of these compounds in biosolids is also causing concern in terms of their use as soil amendment. In comparison
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service