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ChemicalBook >> CAS DataBase List >> 18-Methyl-11-methyleneestr-4-ene-3,17-dione

18-Methyl-11-methyleneestr-4-ene-3,17-dione

18-Methyl-11-methyleneestr-4-ene-3,17-dione price.
  • $309 - $3508
  • Product name: 18-Methyl-11-methyleneestr-4-ene-3,17-dione
  • CAS: 54024-17-8
  • MF: C20H26O2
  • MW: 298.42
  • EINECS:620-092-1
  • MDL Number:MFCD08458337
  • Synonyms:18-Methyl-11-methyleneestr-4-ene-3,17-dione;Gon-4-ene-3,17-dione, 13-ethyl-11-Methylene-;(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenan;18-Methyl-11-me;Etonogestrel Impurity 3;Etonogestrel Related CoMpound A;(8S,9S,10R,14S)-13-Ethyl-11-Methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione;(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phe
Price16 Properties Safety Information Description
16 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • American Custom Chemicals Corporation
  • Biosynth
  • Chemenu
  • Crysdot
  • Matrix Scientific
Package
  • 5MG
  • 10mg
  • 25mg
  • 50mg
  • 250mg
  • 1g
  • Manufactureraablocks
  • Product numberAA00E3T0
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione
  • Packaging10mg
  • Price$1150
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberZ6096
  • Product description13-Ethyl-11-methylene-gon-4-ene-3,17-dione
  • Packaging1g
  • Price$2273
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberSHG0005710
  • Product description13-ETHYL-11-METHYLENE-GON-4-ENE-3,17-DIONE 95.00%
  • Packaging5MG
  • Price$499.55
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberECA02417
  • Product descriptionEtonogestrel
  • Packaging10mg
  • Price$1344.8
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberECA02417
  • Product descriptionEtonogestrel
  • Packaging50mg
  • Price$3508
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberECA02417
  • Product descriptionEtonogestrel
  • Packaging5mg
  • Price$840.55
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberECA02417
  • Product descriptionEtonogestrel
  • Packaging25mg
  • Price$2192.75
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM203314
  • Product description13-Ethyl-11-methylene-gon-4-ene-3,17-dione 95%
  • Packaging1g
  • Price$729
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13011247
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging250mg
  • Price$309
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13011247
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging250mg
  • Price$309
  • Updated2026-05-20
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13011247
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging250mg
  • Price$309
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13011247
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging1g
  • Price$772
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13011247
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging1g
  • Price$772
  • Updated2026-05-20
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13011247
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging1g
  • Price$772
  • Updated2026-05-27
  • Buy
  • ManufacturerMatrix Scientific
  • Product number094479
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging1g
  • Price$1647
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number094479
  • Product description(8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+%
  • Packaging250mg
  • Price$742
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00E3T0 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 10mg $1150 2026-05-28 Buy
AK Scientific Z6096 13-Ethyl-11-methylene-gon-4-ene-3,17-dione 1g $2273 2021-12-16 Buy
American Custom Chemicals Corporation SHG0005710 13-ETHYL-11-METHYLENE-GON-4-ENE-3,17-DIONE 95.00% 5MG $499.55 2021-12-16 Buy
Biosynth ECA02417 Etonogestrel 10mg $1344.8 2026-06-04 Buy
Biosynth ECA02417 Etonogestrel 50mg $3508 2026-06-04 Buy
Biosynth ECA02417 Etonogestrel 5mg $840.55 2026-06-04 Buy
Biosynth ECA02417 Etonogestrel 25mg $2192.75 2026-06-04 Buy
Chemenu CM203314 13-Ethyl-11-methylene-gon-4-ene-3,17-dione 95% 1g $729 2021-12-16 Buy
Crysdot CD13011247 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 250mg $309 2021-12-16 Buy
Crysdot CD13011247 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 250mg $309 2026-05-20 Buy
Crysdot CD13011247 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 250mg $309 2026-05-27 Buy
Crysdot CD13011247 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 1g $772 2021-12-16 Buy
Crysdot CD13011247 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 1g $772 2026-05-20 Buy
Crysdot CD13011247 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 1g $772 2026-05-27 Buy
Matrix Scientific 094479 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 1g $1647 2021-12-16 Buy
Matrix Scientific 094479 (8S,9S,10R,14S)-13-Ethyl-11-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione 95+% 250mg $742 2021-12-16 Buy

Properties

Density :1.11
vapor pressure :0-0Pa at 20-25℃
form :Solid:particulate/powder
LogP :3.3 at 20℃ and pH7

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

18-Methyl-11-methyleneestr-4-ene-3,17-dione is used in the preparation of Desogestrel (D296875), which is oral contraceptive.

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Suppliers and manufacturers

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Amadis Chemical Company Limited Quality Control Solutions Ltd. Hangzhou J&H Chemical Co., Ltd. Shenzhen Nexconn Pharmatechs Ltd. Beijing Solarbio Science & Tecnology Co., Ltd.