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1260023

USP

Ethinyl estradiol Related Compound B

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol, 9,11-Dehydroethinylestradiol

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About This Item

Empirical Formula (Hill Notation):
C20H22O2
CAS Number:
1231-96-5
Molecular Weight:
294.39
UNSPSC Code:
41116107
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

ethinyl estradiol

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

InChI

1S/C20H22O2/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/h1,5,7-8,12,17-18,21-22H,4,6,9-11H2,2H3/t17-,18+,19+,20+/m1/s1

InChI key

DUZHXWCAIBMQPI-FYQPLNBISA-N

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Related Categories

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 Related Compound B USP reference standard intended for use in specified quality tests and assays.

Also used to prepare standard and sensitivity solutions during the impurity analysis of Drospirenone and Ethinyl Estradiol Tablets by liquid chromatography method in conjunction with a UV detector.

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.

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

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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’.

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