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Merck

1362602

USP

Levonorgestrel

United States Pharmacopeia (USP) Reference Standard

Sinónimos:

D(−)-Norgestrel, 13β-Ethyl-17α-ethynyl-17β-hydroxygon-4-en-3-one, 17α-Ethynyl-18-homo-19-nor-testosterone, 18,19-Dinor-13β-ethyl-17β-hydroxy-4-pregnen-20-yn-3-one, 18,19-Dinor-4-pregnen-20-yn-3-one, Levonorgestrel

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About This Item

Fórmula empírica (notación de Hill):
C21H28O2
Número de CAS:
Peso molecular:
312.45
Número MDL:
Código UNSPSC:
41116107
ID de la sustancia en PubChem:
NACRES:
NA.24

grado

pharmaceutical primary standard

familia API

levonorgestrel

fabricante / nombre comercial

USP

aplicaciones

pharmaceutical (small molecule)

Formato

neat

cadena SMILES

CC[C@]12CC[C@H]3[C@@H](CCC4=CC(=O)CC[C@H]34)[C@@H]1CC[C@@]2(O)C#C

InChI

1S/C21H28O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,13,16-19,23H,3,5-12H2,1H3/t16-,17+,18+,19-,20-,21-/m0/s1

Clave InChI

WWYNJERNGUHSAO-XUDSTZEESA-N

Información sobre el gen

human ... PGR(5241)

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Descripción general

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.

Aplicación

Levonorgestrel USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.

Nota de análisis

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.  ​

Otras notas

Sales restrictions may apply.

Pictogramas

Health hazard

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Carc. 2 - Lact. - Repr. 1A

Código de clase de almacenamiento

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

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Woraluk Somboonporn et al.
Menopause (New York, N.Y.), 18(10), 1060-1066 (2011-07-02)
The objective of this study was to compare the effects of the levonorgestrel-releasing intrauterine system (LNG-IUS) with those of systemic progestogen in perimenopausal and postmenopausal women taking systemic estrogen therapy (ET). We searched Medline (August 8, 2009), Embase (August 8
Diana Mansour
Contraception, 85(3), 224-234 (2011-11-10)
The contraceptive profile of the levonorgestrel-releasing intrauterine system (LNG-IUS; Mirena®) is well established, with efficacy similar to that achieved with sterilization and rapid return to fertility after discontinuation of use. The LNG-IUS is typically associated with transient menstrual disturbance during
Elizabeth G Raymond et al.
Obstetrics and gynecology, 117(3), 673-681 (2011-02-24)
To determine the effectiveness and safety of repeated precoital and postcoital use of levonorgestrel for pregnancy prevention. We searched eight computerized databases for studies that evaluated oral hormones taken for contraception immediately before or after each coital act during one
Lisa L Bayer et al.
The Journal of adolescent health : official publication of the Society for Adolescent Medicine, 52(4 Suppl), S54-S58 (2013-04-03)
The levonorgestrel intrauterine system (LNG-IUS) is an underused contraceptive method in adolescent populations. In addition to being a highly effective, reversible, long-acting contraception, the LNG-IUS has many noncontraceptive health benefits including reduced menstrual bleeding, decreased dysmenorrhea and pelvic pain related
Richard F Lowe et al.
Contraception, 87(4), 486-496 (2012-11-06)
The use of intrauterine devices as a contraceptive method has been steadily growing in developing countries. Anemia in reproductive-age women is a growing concern in those settings. A systematic review of studies with measured hemoglobin and serum ferritin at baseline

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