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Estra-5(10),9(11)-diene-3,17-dione

HCID 12907417
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Basic information

CAS
2503-06-2
Standard SMILES
C[C@]12CC=C3C4=C(CC[C@H]3[C@@H]1CCC2=O)CC(=O)CC4
InChIKey
REHQUZZHQLORLC-RYRKJORJSA-N
Molecular formula
C18H22O2
Average molar mass
270.4 g/mol
Monoisotopic mass
270.16197994

Names & identifiers

Preferred name
Estra-5(10),9(11)-diene-3,17-dione
IUPAC
(8S,13S,14S)-13-methyl-1,2,4,6,7,8,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,17-dione
English name
Estra-5(10),9(11)-diene-3,17-dione
Molecular formula
C18H22O2
Molecular weight
270.37

Names & synonyms

2503-06-2estra-5(10),9(11)-diene-3,17-dioneDienogest Impurity 6Dienogest Impurity 39estr-5(10),9(11)-diene-3,17-dioneSCHEMBL5925783(8S,13S,14S)-13-methyl-1,4,6,7,8,12,13,14,15,16-decahydro-3H-cyclopenta[a]phenanthrene-3,17(2H)-dione5(10),9(11)-Oestradien-3,17-dion(8S,13S,14S)-13-methyl-1,2,4,6,7,8,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,17-dione

Database identifiers

CAS
2503-06-2
PubChem CID
12907417
EC Number
607-490-0

Properties

Computed structural properties

XLogP
1.3
Topological polar surface area
34.1 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
2
Rotatable bonds
0
Heavy atoms
20
Formal charge
0
Complexity
566

Physicochemical properties

Melting point
104 °C · 104 °C
Boiling point
460.7 · 460.7±45.0 °C(Predicted)
Density
1.16 · 1.16±0.1 g/cm3(Predicted)

Chemistry & industry

Applications

UsesEstra-5(10),9(11)-diene-3,17-dione, can be used as an intermediate for the synthesis of 3-keto-desogestrel.

Upstream & downstream products

Downstream products

Estra-4,9-diene-3,17-dione

Related reactions

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Compound notes

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