1260023

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

Properties

• 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

Description

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.

Safety Information

• pictograms: GHS07,GHS08,GHS09
• signalword: Danger
• hcodes: H302 - H351 - H360Fd - H410
• pcodes: P202 - P264 - P273 - P280 - P301 + P312 - P308 + P313
• 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