1201002

17α-Dihydroequilin

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): 17alpha-Dihydroequilin, α-Equilol, Estra-1,3,5(10),7-tetraene-3,17α-diol
• Empirical Formula (Hill Notation): C₁₈H₂₂O₂
• CAS Number: 651-55-8
• Molecular Weight: 270.37
• MDL number: MFCD00198975
• UNSPSC Code: 41116107
• NACRES: NA.24

Properties

• grade: pharmaceutical primary standard
• agency: USP
• API family: equilin
• manufacturer/tradename: USP
• application(s): pharmaceutical (small molecule); pharmaceutical
• format: neat
• storage temp.: −20°C
• SMILES string: OC1C2(C(CC1)C3=CCc4c(ccc(c4)O)C3CC2)C
• InChI: 1S/C18H22O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3-5,10,14,16-17,19-20H,2,6-9H2,1H3
• InChI key: NLLMJANWPUQQTA-UHFFFAOYSA-N

Description

General description

Find answers to frequently asked questions on USP products in USP FAQs.

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

17α-Dihydroequilin 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:

• Conjugated Estrogens
• Conjugated Estrogens 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.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Codes: H315,H319
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2
• Storage Class: 11 - Combustible Solids
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• Precautionary Statements: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313