Skip to Content
Merck
CN

Key Documents

View All Documentation

E1680000

Estriol

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

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

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C18H24O3
CAS Number:
50-27-1
Molecular Weight:
288.38
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329799015
MDL number:
MFCD00003691
Beilstein/REAXYS Number:
2508172
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

pharmaceutical primary standard

API family

estriol

manufacturer/tradename

EDQM

mp

280-282 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

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

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Estriol EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Still not finding the right product?

Explore all of our products under Estriol

pictograms

Health hazard
GHS08

signalword

Danger

Hazard Classifications

Carc. 2 - Lact. - Repr. 1A

Storage Class

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

wgk

WGK 3

Regulatory Information

涉药品监管产品

This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

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

Visit the Document Library

Kent Holtorf
Postgraduate medicine, 121(1), 73-85 (2009-01-31)
The use of bioidentical hormones, including progesterone, estradiol, and estriol, in hormone replacement therapy (HRT) has sparked intense debate. Of special concern is their relative safety compared with traditional synthetic and animal-derived versions, such as conjugated equine estrogens (CEE), medroxyprogesterone
Elisa Holm et al.
Maturitas, 78(4), 293-297 (2014-06-18)
To assess the patterns of use of reimbursed systemic hormone therapy (HT) and vaginal estrogen preparations among women aged 45 and older in Finland. Reimbursed purchases of prescribed systemic HT and vaginal estrogen preparations for the years 2003-2012 were obtained
H F Voss
American journal of obstetrics and gynecology, 180(1 Pt 3), S226-S231 (1999-01-23)
The purpose was to establish saliva as a reliable sample for the determination of estriol levels in pregnant women. Literature and laboratory analyses were used to develop an assembly system to collect and analyze saliva for estriol level. An enzyme-linked
View All Related Papers

Global Trade Item Number

SKUGTIN
E168000004061833602119