Přejít k obsahu
Merck
Všechny fotografie(1)

Key Documents

View All Documentation

1362602

USP

Levonorgestrel

United States Pharmacopeia (USP) Reference Standard

Synonyma:

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

Přihlásitk zobrazení cen stanovených pro organizaci a smluvních cen
Všechny fotografie(1)

About This Item

Empirický vzorec (Hillův zápis):
C21H28O2
Číslo CAS:
797-63-7
Molekulová hmotnost:
312.45
MDL number:
MFCD00199013
UNSPSC Code:
41116107
PubChem Substance ID:
329750050
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

levonorgestrel

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

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

InChI key

WWYNJERNGUHSAO-XUDSTZEESA-N

Gene Information

human ... PGR(5241)

Hledáte podobné produkty? Navštivte Průvodce porovnáváním produktů

Související kategorie

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

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

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.

Pictograms

Health hazard
GHS08

signalword

Danger

Hazard Classifications

Carc. 2 - Lact. - 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

Osvědčení o analýze (COA)

Vyhledejte osvědčení Osvědčení o analýze (COA) zadáním čísla šarže/dávky těchto produktů. Čísla šarže a dávky lze nalézt na štítku produktu za slovy „Lot“ nebo „Batch“.

Již tento produkt vlastníte?

Dokumenty související s produkty, které jste v minulosti zakoupili, byly za účelem usnadnění shromážděny ve vaší Knihovně dokumentů.

Navštívit knihovnu dokumentů

Zákazníci si také prohlíželi

Slide 1 of 5

1 of 5

Ethinyl Estradiol Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1480

Ethinyl Estradiol

Norethindrone United States Pharmacopeia (USP) Reference Standard

USP

1469005

Norethindrone

Ethinylestradiol European Pharmacopoeia (EP) Reference Standard

E1900000

Ethinylestradiol

Sigma-Aldrich

Sigma-Aldrich

89904

Micro particles based on polystyrene

17α-Ethynylestradiol ≥98%

Sigma-Aldrich

E4876

17α-Ethynylestradiol

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
Y-L Wan et al.
Climacteric : the journal of the International Menopause Society, 14(6), 622-632 (2011-10-25)
Oral progestogens are commonly used for endometrial protection in women at higher risk of developing endometrial abnormality. Long-term intrauterine progestogens may offer an attractive alternative to oral therapy. To review the evidence regarding the efficacy of intrauterine levonorgestrel-releasing systems (LNG-IUS)
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
Elizabeth A McCarthy et al.
Contraception, 86(5), 587-590 (2012-04-14)
Correctly placed levonorgestrel-releasing intrauterine systems (LNG-IUSs) are rarely associated with intrauterine pregnancy when pregnancy occurs. LNG-IUS retrieval, termination of pregnancy and conservative management if retracted strings prevent ready removal are the usual clinical options given to women. The conservative course
Zobrazit všechny související dokumenty

Náš tým vědeckých pracovníků má zkušenosti ve všech oblastech výzkumu, včetně přírodních věd, materiálových věd, chemické syntézy, chromatografie, analytiky a mnoha dalších..

Obraťte se na technický servis.