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Merck
CN

1260001

USP

Ethinyl estradiol

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

17α-Ethynylestradiol, 17α-Ethynyl-1,3,5(10)-estratriene-3,17β-diol, 19-Nor-1,3,5(10),17α-pregnatrien-20-yne-3,17-diol, Ethinylestradiol

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About This Item

Empirical Formula (Hill Notation):
C20H24O2
CAS Number:
Molecular Weight:
296.40
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
2419975
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grade

pharmaceutical primary standard

API family

ethinyl estradiol

manufacturer/tradename

USP

mp

182-183 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

[H][C@]12CC[C@@]3(C)[C@@]([H])(CC[C@@]3(O)C#C)[C@]1([H])CCc4cc(O)ccc24

InChI

1S/C20H24O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,5,7,12,16-18,21-22H,4,6,8-11H2,2H3/t16-,17-,18+,19+,20+/m1/s1

InChI key

BFPYWIDHMRZLRN-SLHNCBLASA-N

Gene Information

human ... ESR1(2099)

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

Ethinyl estradiol USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Desogestrel and Ethinyl Estradiol Tablets
  • Drospirenone and Ethinyl Estradiol Tablets
  • Ethinyl Estradiol
  • Ethinyl Estradiol Tablets
  • Ethynodiol Diacetate and Ethinyl Estradiol Tablets
  • Levonorgestrel and Ethinyl Estradiol Tablets
  • Norethindrone Acetate and Ethinyl Estradiol Tablets

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.  ​

Other Notes

Sales restrictions may apply.


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signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 1 - Carc. 2 - Repr. 1A

Storage Class

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

Regulatory Information

涉药品监管产品

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Jeremy A Leonard et al.
Aquatic toxicology (Amsterdam, Netherlands), 150, 103-116 (2014-03-29)
The endocrine disrupting effects of estrogenic compounds in surface waters on fish, such as feminization of males and altered sex ratios, may also occur in aquatic invertebrates. However, the underlying mechanisms of action and toxicity, especially in native freshwater mussels
Lisa Baumann et al.
Toxicology and applied pharmacology, 278(3), 230-237 (2014-05-17)
The aim of the present study was to investigate the persistence of the feminizing effects of discontinued 17α-ethinylestradiol (EE2) exposure on zebrafish (Danio rerio). An exposure scenario covering the sensitive phase of sexual differentiation, as well as final gonad maturation
Andrew M Kaunitz et al.
Obstetrics and gynecology, 123(2 Pt 1), 295-303 (2014-01-10)
To compare a new low-dose levonorgestrel and ethinyl estradiol contraceptive patch (Patch) with a combination oral contraceptive (Pill; 100 micrograms levonorgestrel, 20 micrograms ethinyl estradiol) regarding efficacy, safety, compliance, and unscheduled uterine bleeding. Women (17-40 years; body mass index 16-60)



Global Trade Item Number

SKUGTIN
1260001-150MG04061838723796