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Gestrinone

CAS No.
16320-04-0
Chemical Name:
Gestrinone
Synonyms
ru2323;r-2323;A-46745;Dimetrose;NeMestran;TridoMose;gestrigone;GESTRINONE;Dimetriose;gestinone.
CBNumber:
CB3121391
Molecular Formula:
C21H24O2
Molecular Weight:
308.41
MDL Number:
MFCD00865561
MOL File:
16320-04-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:31
Product description Number Pack Size Price
Gestrinone ≥98% 10006488 100mg $110
Gestrinone ≥98% 10006488 500mg $459
Gestrinone 10006488 1000mg $864
Gestrinone,≥98%(AssaybyTitration) ≥98%(AssaybyTitration) 37917 100MG $292.36
Gestrinone 3789 100mg $390
More product size

Gestrinone Properties

Melting point 150-152°C
alpha D20 +84.6° (c = 0.41 in methanol)
Boiling point 388.8°C (rough estimate)
Density 1.1040 (rough estimate)
refractive index 1.4900 (estimate)
storage temp. -20°C Freezer
solubility DMF:20.0(Max Conc. mg/mL);64.85(Max Conc. mM)
DMSO:35.0(Max Conc. mg/mL);113.48(Max Conc. mM)
Ethanol:20.0(Max Conc. mg/mL);64.85(Max Conc. mM)
Ethanol:PBS (pH 7.2) (1:5):0.25(Max Conc. mg/mL);81.06(Max Conc. mM)
Water:1.0(Max Conc. mg/mL);3.24(Max Conc. mM)
form A crystalline solid
pka 12.76±0.40(Predicted)
color Off-white to light yellow
optical activity [α]/D +81 to +88°, c =0.4 in ethanol
Merck 14,4415
Stability Hygroscopic
InChI InChI=1S/C21H24O2/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/h2,9,11,13,18-19,23H,3,5-8,10,12H2,1H3/t18-,19+,20+,21+/m1/s1
InChIKey BJJXHLWLUDYTGC-ANULTFPQSA-N
SMILES C1C2C(CC[C@]3([H])C=2C=C[C@@]2(CC)[C@@]3([H])CC[C@]2(C#C)O)=CC(=O)C1
CAS DataBase Reference 16320-04-0(CAS DataBase Reference)
FDA UNII 1421533RCM
ATC code G03XA02
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS08
Signal word  Danger
Hazard statements  H360-H362
Precautionary statements  P201-P260-P263-P264-P270-P308+P313
WGK Germany  WGK 3
RTECS  JF7964000
Storage Class 11 - Combustible Solids
Hazard Classifications Repr. 2
Toxicity mouse,LDLo,intraperitoneal,1gm/kg (1000mg/kg),BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLDBEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)GASTROINTESTINAL: OTHER CHANGES,Yakuri to Chiryo. Pharmacology and Therapeutics. Vol. 16, Pg. 701, 1988.

Gestrinone price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 10006488 Gestrinone ≥98% 16320-04-0 100mg $110 2024-03-01 Buy
Cayman Chemical 10006488 Gestrinone ≥98% 16320-04-0 500mg $459 2024-03-01 Buy
Cayman Chemical 10006488 Gestrinone 16320-04-0 1000mg $864 2024-03-01 Buy
Chem-Impex 37917 Gestrinone,≥98%(AssaybyTitration) ≥98%(AssaybyTitration) 16320-04-0 100MG $292.36 2021-12-16 Buy
AvaChem 3789 Gestrinone 16320-04-0 100mg $390 2021-12-16 Buy
Product number Packaging Price Buy
10006488 100mg $110 Buy
10006488 500mg $459 Buy
10006488 1000mg $864 Buy
37917 100MG $292.36 Buy
3789 100mg $390 Buy

Gestrinone Chemical Properties,Uses,Production

Description

Gestrinone is a synthetic steroid with antiprogesterone and antiestrogenic activities. It is reported to be useful in the treatment of endometriosis and uterine leiom yomas.

Chemical Properties

Light Yellow Solid

Originator

Roussel UCLAF (France)

Uses

Steroidal antiestrogen, antiprogestogen, analog of Norgestrienone. Antigonadotropin. Controlled substance.

Definition

ChEBI: Gestrinone is an oxo steroid.

brand name

DIMETROSE

Side effects

Gestrinone, like danazol, inhibits the synthesis of estrogens and progestogens and has been used mainly to prepare patients with an endometrial disorder for hysterectomy. Its most common adverse effects are nausea, headache, mood changes, rash, hot flushes, weight gain, and discomfort in the joints and muscles. In some cases, there is evidence of masculinization.

Mode of action

The primary action of gestrinone is on the hypothalamic-pituitary axis, where it inhibits gonadotrophin release with a weak inhibitory effect on its synthesis. It also possesses anti-estrogen activity. The mode of action of gestrinone used for EC is probably inhibition of implantation by acting on the endometrium rather than inhibiting ovulation[1].

References

[1] Xuefeng Gao, Guian Chen, Erruo Wu . “Mechanism of emergency contraception with gestrinone: a preliminary investigation.” Contraception 76 3 (2007): Pages 221-227.

Gestrinone Preparation Products And Raw materials

Global( 110)Suppliers
Supplier Tel Email Country ProdList Advantage
Liaoning Pharmaceutical Innovation Co., Ltd
+8616588669988 sales@pipharma.com.cn China 151 58
Nantong Guangyuan Chemicl Co,Ltd
+undefined17712220823 admin@guyunchem.com China 615 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21591 55
Xiamen AmoyChem Co., Ltd
+86-86-5926051114 +8615060885618 sales@amoychem.com China 6369 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49977 58
Nanjing Shizhou Biotechnology Co., Ltd
+86-15850508050 sean.lv@synzest.com China 323 58
HANGZHOU CLAP TECHNOLOGY CO.,LTD
86-571-88216897,88216896 13588875226 sales@hzclap.com CHINA 6312 58
Hunan Jibang Biological Technology Co., LTD
+8613776644403 sales02@kingboomtech.com China 1804 58
Dingwang Technology (Wuhan) Co., Ltd.
+undefined-27-2786652399 +undefined13627115097 market02@senwayer.com China 888 58
Jiangsu Guotai Guomian Trading Co. Ltd.
+86-512-58916079 +86-13601562190 pharmachem@gtgmt.com China 148 58

View Lastest Price from Gestrinone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Gestrinone pictures 2025-08-22 Gestrinone
16320-04-0
US $0.00 / kg 1kg 99% 100kg Dingwang Technology (Wuhan) Co., Ltd.
Gestrinone pictures 2021-07-02 Gestrinone
16320-04-0
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
Gestrinone pictures 2019-01-15 Gestrinone
16320-04-0
US $30000.00 / KG 100UG 99.9% 500KG Hubei XinRunde Chemical Co., Ltd.
  • Gestrinone pictures
  • Gestrinone
    16320-04-0
  • US $0.00 / kg
  • 99%
  • Dingwang Technology (Wuhan) Co., Ltd.
  • Gestrinone pictures
  • Gestrinone
    16320-04-0
  • US $15.00-10.00 / KG
  • 99%+ HPLC
  • Zhuozhou Wenxi import and Export Co., Ltd
  • Gestrinone pictures
  • Gestrinone
    16320-04-0
  • US $30000.00 / KG
  • 99.9%
  • Hubei XinRunde Chemical Co., Ltd.

Gestrinone Spectrum

(8s,13s,14s,17r)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,14,15,16-octahydrocyclopenta[a]phenanthren-3-one 13-ETHYL-17ALPHA-HYDROXY-18,19-DINORPREGNA-4,9,11-TRIEN-20-YN-3-ONE D-GESTRINONE GESTRINONE 9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy-19-dinorpregna-(17-alpha)-1 ethylnorgestrienone gestrigone r-2323 ru2323 CAS16320-04-0 Gestrinone 99%min Dimetriose Gestrinone 99%min Dimetriose 13-beta-ethyl-17-alpha-ethinyl-17-hydroxy-gona-4,9,11-triene-3-one 13-ethyl-17-alpha-ethinyl-17-hydroxygon-4,9,11-trien-3-one 13-Ethyl-17α-ethynyl-17-hydroxy-4,9,11-gonatrien-3-one A-46745 Dimetriose Dimetrose Nemestran:Tridomose (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregna-4,9,11-trien-20-yn-3-one 13-Ethyl-17α-ethynyl-17β-hydroxygona-4,9,11-trien-3-one NeMestran TridoMose Gestrinone (8S,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,14,15,16-octahydrocyclopenta[a]phenanthren-3-one 13-ethyl-17-hydroxy-18,19-dinor-17-alpha-pregna-4,9,11-trien-20-yn-3-one 19-dinor-17-alpha-pregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy-1 13-Ethyl-17-alpha-ethynyl-17-hydroxygon-4,9,11-trien-3-one Gestrinone (1.0mg/ml in Acetonitrile) 18,19-Dinorpregna-4,9,11-trien-20-yn-3-one, 13-ethyl-17-hydroxy-, (17α)- Gestrinone USP/EP/BP 4, 9, 11-ESTRATRIEN-17α-ETHYLNY-18-HOMO-17β-OL-3-ONE gestinone. 13-Ethyl-17β-Hydroxy-18,19-Dinorpregna-4,9,11-Triene-20-Yn-3-One 16320-04-0 C21H24O2 Hormone Active Pharmaceutical Ingredients Intermediates & Fine Chemicals Pharmaceuticals Steroids