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Dienogestrel

CAS No.
65928-58-7
Chemical Name:
Dienogestrel
Synonyms
MJR-35;STS 557;ienoges;M 18575;Visanne;Dinagest;Dinogest;ZK 37659;Dienogest;Ene, with
CBNumber:
CB4947237
Molecular Formula:
C20H25NO2
Molecular Weight:
311.43
MDL Number:
MFCD00868356
MOL File:
65928-58-7.mol
MSDS File:
SDS
Last updated:2026-01-26 13:56:28
Product description Number Pack Size Price
Dienogest ≥98% (HPLC) SML1468 10MG $105.45
Dienogest for system suitability European Pharmacopoeia (EP) Reference Standard Y0001782 10 mg $164
Dienogest ≥98% (HPLC) SML1468 50MG $340
Dienogest >98.0%(HPLC) D5230 50mg $171
Dienogest >98.0%(HPLC) D5230 250mg $597
More product size

Dienogestrel Properties

Melting point 210-2140C
alpha D25 -290° (c = 0.5 in pyridine)
Boiling point 451.46°C (rough estimate)
Density 1.0899 (rough estimate)
refractive index 1.5614 (estimate)
storage temp. 2-8°C
solubility Chloroform (Slightly), Pyridine (Slightly)
pka 13?+-.0.40(Predicted)
form powder
color white to beige
optical activity [α]/D -305 to -325°, c = 1 in dichloromethane
Merck 14,3106
InChI InChI=1/C20H25NO2/c1-19-8-6-16-15-5-3-14(22)12-13(15)2-4-17(16)18(19)7-9-20(19,23)10-11-21/h12,17-18,23H,2-10H2,1H3/t17-,18+,19+,20-/s3
InChIKey AZFLJNIPTRTECV-XAYGXGNENA-N
SMILES C[C@]12CCC3=C4CCC(=O)C=C4CC[C@@]3([H])[C@]1([H])CC[C@@]2(O)CC#N |&1:1,14,16,20,r|
CAS DataBase Reference 65928-58-7(CAS DataBase Reference)
FDA UNII 46M3EV8HHE
ATC code G03DB08
NCI Drug Dictionary dienogest
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS08
Signal word  Warning
Hazard statements  H361
Precautionary statements  P280
WGK Germany  WGK 3
RTECS  RC8899500
HS Code  2937.23.5050
Storage Class 11 - Combustible Solids
Hazard Classifications Repr. 2
Toxicity LD50 oral in mouse: 4gm/kg
NFPA 704
0
2 0

Dienogestrel price More Price(30)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich SML1468 Dienogest ≥98% (HPLC) 65928-58-7 10MG $105.45 2025-07-31 Buy
Sigma-Aldrich Y0001782 Dienogest for system suitability European Pharmacopoeia (EP) Reference Standard 65928-58-7 10 mg $164 2025-07-31 Buy
Sigma-Aldrich SML1468 Dienogest ≥98% (HPLC) 65928-58-7 50MG $340 2025-07-31 Buy
TCI Chemical D5230 Dienogest >98.0%(HPLC) 65928-58-7 50mg $171 2025-07-31 Buy
TCI Chemical D5230 Dienogest >98.0%(HPLC) 65928-58-7 250mg $597 2025-07-31 Buy
Product number Packaging Price Buy
SML1468 10MG $105.45 Buy
Y0001782 10 mg $164 Buy
SML1468 50MG $340 Buy
D5230 50mg $171 Buy
D5230 250mg $597 Buy

Dienogestrel Chemical Properties,Uses,Production

Description

Dienoest is a selective progesterone drug that has been launched in recent years. It can stabilize endometrial tissue by specifically binding to ethylene nortestosterone and progesterone derivatives. Studies have found that tumor necrosis factor (TNF) and interleukin (IL-8) tend to increase in patients with endometriosis.

Pharmacodynamics

Dienogest has progestogenic activity, possibly some antiprogestogenic activity, and has antiandrogenic activity.The medication does not interact with the estrogen receptor, the glucocorticoid receptor, or the mineralocorticoid receptor, and hence has no estrogenic, glucocorticoid, or antimineralocorticoid activity.Because of its relatively high selectivity as a progestogen, dienogest may have favorable safety and tolerability compared to various other progestins.

Features

Dienogest is a mixed progestogen with dual properties of 19-nortestosterone derivatives and progesterone derivatives; therefore, it combines the pharmacological advantages of natural and synthetic progestins with high progestogenic activity .

Side effects

Side effects associated with dienogestrel are the same as those expected of a progestogen.They include menstrual irregularities, headaches, nausea, breast tenderness, depression, acne, weight gain, flatulence, and others.Dienogest produces no androgenic side effects and has little effect on metabolic and lipid hemostatic parameters.

Physical properties

Dienogestrel is a pale yellow solid.

Uses

Dienogest is an orally active synthetic progesterone (or progestin). It is available for use as an oral contraceptive in combination with ethinylestradiol. It has antiandrogenic activity and as a result can improve androgenic symptoms.

Uses

Derivative of 19-Nortestosterone. In combination with estrogen as oral contraceptive. Progestogen.

Definition

ChEBI: A steroid hormone that is 17beta-hydroxy-3-oxoestra-4,9-diene substituted at position 17 by a cyanomethyl group. Used as an oral contraceptive.

brand name

Endometrion (Schering A.G., Germany).

Biochem/physiol Actions

Dienogest is used to treat endometriosis. It might also help to decrease the levels of plasma estradiol by stimulating cell death of granulosa cells in the ovary.

Synthesis

Dienogest Impurity I

65928-65-6

Dienogestrel

65928-58-7

Using 17α-cyanomethyl-17β-hydroxy-estra-5(10)-en-3-one (142 g, 0.45 mol) as raw material, it was dissolved in 850 ml of pyridine, stirred and cooled to 20-25 °C to form a homogeneous solution. Subsequently, a solution of tribrominated pyridine (150 g, 0.47 mol) in 640 ml of pyridine was slowly added and the reaction temperature was controlled to gradually increase to 50 °C. The reaction mixture was stirred continuously at this temperature for 1 hour. After completion of the reaction, the mixture was slowly poured into a stirred mixture consisting of 320 ml of concentrated sulfuric acid and 5600 ml of water to quench the reaction. The precipitated crystals were separated by filtration and dried under vacuum at below 60°C. The crude product was purified by recrystallization from acetone to give 116 g (83% yield) of the final target compound 2-((8S,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-2,3,6,7,8,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)acetonitrile. The product was analyzed by HPLC showing no less than 97% active ingredient content and no more than 1% impurity of 4-bromo-dienoglucose. The compound has a melting point of 210-213°C and a specific optical rotation [α]20D of -318° (c=1%, dichloromethane).

References

[1] Zeitschrift fur Chemie, 1986, vol. 26, # 10, p. 371 - 371
[2] Patent: WO2007/66158, 2007, A2. Location in patent: Page/Page column 9
[3] Arzneimittel-Forschung/Drug Research, 1980, vol. 30, # 3, p. 401 - 406
[4] Patent: US2010/298585, 2010, A1. Location in patent: Page/Page column 3, 4

102193-41-9
65928-58-7
Synthesis of Dienogestrel from DiMethoxy Dienogest

Dienogestrel Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 422)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Kangcang new material Technology Co., LTD
+8615713292910 Nancy@kangcang.com.cn China 341 58
CHONGQING CHENCHENG PHARMACEUTICAL CO.,LTD.
15923947264 lf19823605252@163.com China 121 58
Changzhou Rokechem Technology Co., Ltd.
18758118018 sales001@rokechem.com China 255 58
shandong perfect biotechnology co.ltd
+86-53169958659 +86-13153181156 sales@sdperfect.com China 294 58
Henan Bao Enluo International TradeCo.,LTD
+86-17331933971 deasea125996@gmail.com China 2472 58
Wuhan Haorong Biotechnology Co.,ltd
+8618565342920 sales@chembj.net China 304 58
Hebei Xinsheng New Material Technology Co., LTD.
+86-16632316109 xinshengkeji@xsmaterial.com China 1085 58
Nantong Guangyuan Chemicl Co,Ltd
+undefined17712220823 admin@guyunchem.com China 615 58
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20128 58
Shaanxi Xianhe Biotech Co., Ltd
+86-17709210191; +8617709210191 Jerry@xhobio.com China 871 58

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View Lastest Price from Dienogestrel manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Dienogestrel pictures 2026-01-27 Dienogestrel
65928-58-7
US $5.00-0.50 / KG 1KG 99% hplc 500TONS Wuhan JiyunZen Tech Co., Ltd.
Dienogestrel pictures 2026-01-27 Dienogestrel
65928-58-7
US $0.00 / g 10g 99%min 10kg/month WUHAN FORTUNA CHEMICAL CO., LTD
Dienogest pictures 2026-01-27 Dienogest
65928-58-7
US $0.00 / kg 1kg 0.99 1000kg Shaanxi Xianhe Biotech Co., Ltd
  • Dienogestrel pictures
  • Dienogestrel
    65928-58-7
  • US $5.00-0.50 / KG
  • 99% hplc
  • Wuhan JiyunZen Tech Co., Ltd.
  • Dienogestrel pictures
  • Dienogestrel
    65928-58-7
  • US $0.00 / g
  • 99%min
  • WUHAN FORTUNA CHEMICAL CO., LTD
  • Dienogest pictures
  • Dienogest
    65928-58-7
  • US $0.00 / kg
  • 0.99
  • Shaanxi Xianhe Biotech Co., Ltd

Dienogestrel Spectrum

(17a)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile 17a-Cyanomethyl-17-hydroxyestra-4, 9-dien-3-one Dienogestril Endometrion STS 557 Dienogestrel Dienogest (17R)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile 17α-Cyanomethyl-17β-hydroxyestra-4,9-dien-3-one (17α)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile 17a-CyanoMethyl-17b-hydroxyestra-4, 9-dien-3-one Dinagest 2-((8S,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-2,3,6,7,8,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)acetonitrile Contraceptive (oral) STS 557;STS557;STS-557 3-(4-methoxyphenyl)-2-sulfanylidene-5,6,7,8-tetrahydro-1H-[1]benzothiolo[2,3-d]pyrimidin-4-one Dienogest (steroid) Dienogest for system suitability CRS Dienogest CRS 19-Norpregna-4,9-diene-21-nitrile, 17-hydroxy-3-oxo-, (17α)- Dienogest,Dienogestrel ,Dienogestril Ene, with 17alpha-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile 17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile DIENOGEST CAS NO.:65928-58-9 Dienogestrel USP/EP/BP Dinogestrin Dienogest (STS-557) Dienogest for system suitability (Y0001782) Dinogest 13C,2H3,15N]-Dienogest Dienogest Impurity ienoges Dinogestrel 4, 9-ESTRADIENE-17α-CYANOMETHYL-17β-OL-3-ONE BAY 86-5258 BAY-86-5258 BAY86-5258 M 18575 MJR-35 Visanne ZK 37659 Dienogestrel Impurity Dienogest, Steroidal progesterone Dienogest, 10 mM in DMSO Dienogestrel 98% D6-Dienogest 65928-58-7 65928-58-9 Inhibitors Natazia Final material Intermediates & Fine Chemicals Pharmaceuticals Steroids 65928-58-7