(8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione | CAS No. 21800-83-9
(8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione
Basic Information
CAS Number
21800-83-9
Molecular Formula
C19H26O2
Molecular Weight
245.19 g/mol
AD
Basic Physical Properties
Melting Point
172.0 to 176.0 deg-C
Boiling Point
445.2 °C at 760 mmHg
Density
1.11
Flash Point
166 °C
Refractive Index
1.55
Synonyms & References
English
- 13-ethyl-gon-4-en-3,17-dione
- (8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione
- 13-Egedo
- (8R, 9S, 10R, 13S, 14S)-13-ethyl-1, 2, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16-dodecahydrocyclopenta[a]phenanthrene-3, 17-dione
- 21800-83-9
- LEVONORGESTREL IMPURITY [EP IMPURITY]
- DTXSID801020560
- SCHEMBL1422567
- 18a-Homo-19-norandrost-4-ene-3,17-dione
- DL-Ethylgonedione
- 23477-67-0
- D-Ethylgonendione
- 18-Methyl-19-norandrost-4-ene-3,17-dione
- 18-Methyl-estr-4-ene-3,17-dione
- D-Ethyl gonendione
- (3aS,3bR,9aR,9bS,11aS)-11a-ethyl-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-1,7-dione
- 18-Methylestr-4-en-3,17-dione
- 13beta-Ethylgon-4-ene-3,17-dione
- 13beta-ethylgon-4-en-3,17-dione
- UNII-IH07J8F03F
- 13beta-ethyl-gon-4-en-3,17-dione
- EC 606-833-1
- 13-Ethylgon-4-ene-3,17-dione (Levodione; 18-Methyl-19-norandrost-4-ene-3,17-dione)
- 13-Ethyl-gon-4-ene-3,17-dione
- Ethylgonendione
- MFCD08457890
- IH07J8F03F
- LEVODIONE [EP IMPURITY]
- (8R,9S,10R,13S,14S)-13-ethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione
- Levonorgestrel Impurity L (18-Methylester-4-ene-3,17-dione)
- Gon-4-ene-3,17-dione, 13-ethyl-, (+/-)-
MDL Number
MFCD00006472
FAQ
What are the physical and chemical properties of (8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione (CAS: 21800-83-9)?
The compound has a crystalline form and a molecular weight of approximately 422.5 g/mol. It is only slightly soluble in organic solvents such as acetone and chloroform. Chemically, it is relatively stable and does not react readily with common reagents. It is a solid at room temperature with a melting point around 150°C.
How is (8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione (CAS: 21800-83-9) typically synthesized?
This compound is typically synthesized through multistep organic reactions, involving condensation, alkylation, and cyclization steps. Commonly, a Grignard reagent is used to introduce the ethyl group. The synthesis involves the use of a solvent such as THF, and the reaction is carried out under anhydrous conditions to ensure high yield and selectivity.
What industries use (8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione (CAS: 21800-83-9)?
This compound finds applications in pharmaceuticals, where it serves as a precursor for drug synthesis. It also has potential use in the polymer industry for the development of new materials. Additionally, it may be used in sensor technology and as a raw material in semiconductor manufacturing.
What precautions should be taken when handling (8R,9S,10R,13S,14S)-13-Ethyl-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione (CAS: 21800-83-9)?
When handling this compound, it is essential to wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. It should be stored in a well-ventilated area, preferably in a fume hood. Spills should be handled with care, and proper cleanup procedures should be followed. It is advisable to always refer to the safety data sheet (SDS) for the most up-to-date safety information.
Related Compounds
![N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure](https://static.chemtradehub.com/structs/103/103687-96-3-8086.webp "N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure")
N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine
CAS Number:
103687-96-3
Molecular Formula:
C17H19NO5S
![5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure](https://static.chemtradehub.com/structs/112/112897-99-1-d1f4.webp "5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure")
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine
CAS Number:
112897-99-1
Molecular Formula:
C30H31N3O7
![(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure](https://static.chemtradehub.com/structs/121/121055-10-5-583d.webp "(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure")
(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile
CAS Number:
121055-10-5
Molecular Formula:
C17H17NO4
![Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure](https://static.chemtradehub.com/structs/126/1263059-26-2-d6da.webp "Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure")
Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate
CAS Number:
1263059-26-2
Molecular Formula:
C8H6ClN3O2
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