Nomegestrol acetate

Modify Date: 2026-07-01 21:58:10

Nomegestrol acetate Structure
Nomegestrol acetate structure
Common Name Nomegestrol acetate
CAS Number 58652-20-3 Molecular Weight 370.482
Density 1.2±0.1 g/cm3 Boiling Point 507.3±50.0 °C at 760 mmHg
Molecular Formula C23H30O4 Melting Point N/A
MSDS Chinese USA Flash Point 219.8±30.2 °C
Symbol GHS08 GHS09
GHS08, GHS09
Signal Word Warning

 Use of Nomegestrol acetate


Nomegestrol acetate is a potent, highly selective progestogen, which is characterized as a full agonist at the progesterone receptor, with no or minimal binding to other steroid receptors, including the androgen and glucocorticoid receptors[1].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name Nomegestrol acetate
Synonym More Synonyms

 Nomegestrol acetate Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Nomegestrol acetate is a potent, highly selective progestogen, which is characterized as a full agonist at the progesterone receptor, with no or minimal binding to other steroid receptors, including the androgen and glucocorticoid receptors[1].
Related Catalog
Target

Progesterone receptor[1]

References

[1]. Mueck AO, et al. Nomegestrol acetate, a novel progestogen for oral contraception. Steroids. 2011 May;76(6):531-9.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.2±0.1 g/cm3
Boiling Point 507.3±50.0 °C at 760 mmHg
Molecular Formula C23H30O4
Molecular Weight 370.482
Flash Point 219.8±30.2 °C
Exact Mass 370.214417
PSA 60.44000
LogP 3.34
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.554
InChIKey IIVBFTNIGYRNQY-YQLZSBIMSA-N
SMILES CC(=O)OC1(C(C)=O)CCC2C3C=C(C)C4=CC(=O)CCC4C3CCC21C
Storage condition 2-8°C

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RC8899200
CHEMICAL NAME :
19-Norpregna-4,6-diene-3,20-dione, 17-alpha-hydroxy-6-methyl-, acetate
CAS REGISTRY NUMBER :
58652-20-3
LAST UPDATED :
199603
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C23-H30-O4
MOLECULAR WEIGHT :
370.53

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
1050 ug/kg/21D-I
TOXIC EFFECTS :
Endocrine - changes in luteinizing hormone Endocrine - estrogenic Endocrine - effect on menstrual cycle
REFERENCE :
BJOGAS British Journal of Obstetrics and Gynaecology. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.82- 1975- Volume(issue)/page/year: 94,1199,1987
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 9,657,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 9,657,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 9,657,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 9,657,1984 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
5 mg/kg
SEX/DURATION :
female 4 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - other measures of fertility
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 33,710,1983

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS08 GHS09
GHS08, GHS09
Signal Word Warning
Hazard Statements H361fd-H400
Precautionary Statements P280
Hazard Codes N
Risk Phrases 63-50
Safety Phrases 61
RIDADR UN 3077 9 / PGIII
RTECS RC8899200

 Articles30

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Changing convention in combination oral contraceptives: estradiol and nomegestrol acetate in a monophasic 24/4 regimen.

J. Fam. Plann. Reprod. Health Care 39(3) , 211-6, (2013)

Initial oral contraceptive regimens were characterised by high doses of ethinylestradiol (EE) and a progestogen in a 21-day regimen that either included seven additional hormone-free tablets or simply...

A new contraceptive pill containing 17β-estradiol and nomegestrol acetate.

Womens. Health (Lond. Engl.) 9(1) , 13-23, (2013)

Most combined oral contraceptive pills contain ethinyl estradiol (EE) with progestins. In order to minimize the pill's cardiovascular risks, the concept of using 17β-estradiol (E2), the endogenous est...

The “newer” progestogens and postmenopausal hormone therapy (HRT)

J. Steroid Biochem. Mol. Biol. 142 , 48-51, (2014)

• The “newer” progestogens have a high bioavailability. • The “newer” progestogens have a sufficient progestogenic effect. • The “newer” progestogens do not cause undue side effects. • The “newer” pro...

 Nomegestrol acetateBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: Dicer-mediated maturation of pre-microRNA
Source: Center for Chemical Genomics, University of Michigan
Target: N/A
External Id: TargetID_659_CEMA
Name: Fluorescence-based cell-based primary high throughput screening assay to identify pos...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_PAM_FLUO8_1536_1X%ACT PRUN
Name: Fluorescence polarization-based biochemical high throughput primary assay to identify...
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=Sialate O-acetylesterase; AltName: Full=H-Lse; AltName: Full=Sialic acid-specific 9-O-acetylesterase; Flags: Precursor [Homo sapiens]
External Id: SIAE_INH_FP_1536_1X%INH PRUN
Name: MITF Measured in Cell-Based System Using Plate Reader - 2084-01_Activator_SinglePoint...
Source: Broad Institute
Target: N/A
External Id: 2084-01_Activator_SinglePoint_HTS_Activity
Name: Counterscreen for inhibitors of the fructose-bisphosphate aldolase (FBA) of M. tuberc...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: GDH-TPI_INH_ABS_1536_1X%INH CSRUN
Name: Antiviral activity determined as inhibition of SARS-CoV-2 induced cytotoxicity of Cac...
Source: ChEMBL
Target: Severe acute respiratory syndrome coronavirus 2
External Id: CHEMBL4303805
Name: Inhibition of cell viability relative to arbidol control (inhibition index > 1 indica...
Source: ChEMBL
Target: Severe acute respiratory syndrome coronavirus 2
External Id: CHEMBL4303819
Name: qHTS for Inhibitors of TGF-b: Cytotox Counterscreen
Source: NCGC
Target: N/A
External Id: SMAD3201
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

[(8S,9S,10R,13S,14S,17R)-17-acetyl-6,13-dimethyl-3-oxo-1,2,8,9,10,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl] acetate
EINECS 261-379-8
6-Methyl-3,20-dioxo-19-norpregna-4,6-dien-17-yl acetate
Lutenyl
(17a)-17-Acetyl-6-methyl-3-oxoestra-4,6-dien-17-yl acetate
MFCD00941390
17-Acetoxy-6-methyl-19-norpregna-4,6-diene-3,20-dione
Nomegestrol acetate
19-normegestrol acetate

 Nomegestrol acetate | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the boiling point of Nomegestrol acetate?
A: Boiling point of Nomegestrol acetate is 507.3±50.0 °C at 760 mmHg.
Q: What is the molecular weight of Nomegestrol acetate?
A: Molecular weight of Nomegestrol acetate is 370.482.
Q: What is the English name of Nomegestrol acetate?
A: The English name of Nomegestrol acetate is Nomegestrol acetate.
Q: What are the storage conditions for Nomegestrol acetate?
A: Storage conditions for Nomegestrol acetate: 2-8°C.
Q: What is the SMILES notation of Nomegestrol acetate?
A: SMILES notation of Nomegestrol acetate is CC(=O)OC1(C(C)=O)CCC2C3C=C(C)C4=CC(=O)CCC4C3CCC21C.
Q: What is the LogP of Nomegestrol acetate?
A: LogP of Nomegestrol acetate is 3.34.
Q: What is the CAS number of Nomegestrol acetate?
A: CAS number of Nomegestrol acetate is 58652-20-3.
Q: What is the safety information for Nomegestrol acetate?
A: Safety information for Nomegestrol acetate: 61.
Q: What English synonyms does Nomegestrol acetate have?
A: English synonyms of Nomegestrol acetate: [(8S,9S,10R,13S,14S,17R)-17-acetyl-6,13-dimethyl-3-oxo-1,2,8,9,10,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl] acetate, EINECS 261-379-8, 6-Methyl-3,20-dioxo-19-norpregna-4,6-dien-17-yl acetate, Lutenyl, (17a)-17-Acetyl-6-methyl-3-oxoestra-4,6-dien-17-yl acetate, MFCD00941390, 17-Acetoxy-6-methyl-19-norpregna-4,6-diene-3,20-dione, Nomegestrol acetate, 19-normegestrol acetate.
Q: What is the InChIKey of Nomegestrol acetate?
A: InChIKey of Nomegestrol acetate is IIVBFTNIGYRNQY-YQLZSBIMSA-N.

 Nomegestrol acetatefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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