| Record Information |
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| Version | 2.0 |
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| Created at | 2005-11-16 15:48:42 UTC |
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| Updated at | 2024-09-17 15:41:27 UTC |
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| NP-MRD ID | NP0000266 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | 16-Dehydroprogesterone |
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| Description | 16-Dehydroprogesterone, also known as delta.16-Progesterone, belongs to the class of organic compounds known as 20-oxosteroids. These are steroid derivatives carrying a C=O group at the 20-position of the steroid skeleton. Thus, 16-dehydroprogesterone is considered to be a steroid lipid molecule. 16-Dehydroprogesterone is a very hydrophobic molecule, practically insoluble in water, and relatively neutral. |
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| Structure | [H][C@@]12CC=C(C(C)=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C InChI=1S/C21H28O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h6,12,16,18-19H,4-5,7-11H2,1-3H3/t16-,18-,19-,20-,21+/m0/s1 |
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| Synonyms | | Value | Source |
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| 3,20-Dioxopregna-4,16-diene | ChEBI | | Delta(4,16)-Pregnadiene-3,20-dione | ChEBI | | 16,17-Didehydroprogesterone | Kegg | | Δ(4,16)-pregnadiene-3,20-dione | Generator | | 4,16-Pregnadiene-3,20-dione | HMDB | | D16-Progesterone | HMDB | | D4,16-Pregnadiene-3,20-dione | HMDB | | Delta.16-progesterone | HMDB | | Delta4,16-Pregnadiene-3,20-dione | HMDB | | Pregna-4,16-diene-3,20-dione | HMDB | | delta(16)-Progesterone | HMDB | | 16-Dehydroprogesterone | ChEBI |
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| Chemical Formula | C21H28O2 |
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| Average Mass | 312.4458 Da |
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| Monoisotopic Mass | 312.20893 Da |
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| IUPAC Name | (1S,2R,10R,11S,15S)-14-acetyl-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-6,13-dien-5-one |
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| Traditional Name | (1S,2R,10R,11S,15S)-14-acetyl-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-6,13-dien-5-one |
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| CAS Registry Number | 1096-38-4 |
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| SMILES | [H][C@@]12CC=C(C(C)=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C |
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| InChI Identifier | InChI=1S/C21H28O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h6,12,16,18-19H,4-5,7-11H2,1-3H3/t16-,18-,19-,20-,21+/m0/s1 |
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| InChI Key | VRRHHTISESGZFN-RKFFNLMFSA-N |
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| Experimental Spectra |
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| | Spectrum Type | Description | Depositor Email | Depositor Organization | Depositor | Deposition Date | View |
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| 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, CDCl3, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | Predicted Spectra |
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| | Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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| 1D NMR | 13C NMR Spectrum (1D, 25 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | Chemical Shift Submissions |
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| Not Available | | Species |
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| Species of Origin | |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as 20-oxosteroids. These are steroid derivatives carrying a C=O group at the 20-position of the steroid skeleton. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Steroids and steroid derivatives |
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| Sub Class | Oxosteroids |
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| Direct Parent | 20-oxosteroids |
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| Alternative Parents | |
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| Substituents | - 20-oxosteroid
- Androgen-skeleton
- Androstane-skeleton
- 3-oxosteroid
- Cyclohexenone
- Cyclic ketone
- Ketone
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic compounds |
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| External Descriptors | |
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| Physical Properties |
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| State | Solid |
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| Experimental Properties | | Property | Value | Reference |
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| Melting Point | 185 - 187 °C | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | LogP | Not Available | Not Available |
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| Predicted Properties | |
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| General References | - Schindler AE, Wuchter J: Studies on steroids in urine of the male newborn. Biol Neonate. 1975;27(3-4):192-207. [PubMed:126703 ]
- Scherbakov AM, Zavarzin IV, Vorontsova SK, Hajra A, Andreeva OE, Yadykov AV, Levina IS, Volkova YA, Shirinian VZ: Synthesis and evaluation of the antiproliferative activity of benzylidenes of 16-dehydroprogesterone series. Steroids. 2018 Oct;138:91-101. doi: 10.1016/j.steroids.2018.06.013. Epub 2018 Jul 8. [PubMed:29997047 ]
- Lopes SMM, Sousa EP, Barreira L, Marques C, Rodrigues MJ, Pinho E Melo TMVD: Synthesis and anti-cancer activity of chiral tetrahydropyrazolo[1,5-a]pyridine-fused steroids. Steroids. 2017 Jun;122:16-23. doi: 10.1016/j.steroids.2017.03.006. Epub 2017 Mar 22. [PubMed:28342744 ]
- Marcos J, Pol M, Fabregat A, Ventura R, Renau N, Hanzu FA, Casals G, Marfa S, Barcelo B, Barcelo A, Robles J, Segura J, Pozo OJ: Urinary cysteinyl progestogens: Occurrence and origin. J Steroid Biochem Mol Biol. 2015 Aug;152:53-61. doi: 10.1016/j.jsbmb.2015.04.015. Epub 2015 Apr 23. [PubMed:25913395 ]
- Samudio I, Konopleva M, Safe S, McQueen T, Andreeff M: Guggulsterones induce apoptosis and differentiation in acute myeloid leukemia: identification of isomer-specific antileukemic activities of the pregnadienedione structure. Mol Cancer Ther. 2005 Dec;4(12):1982-92. doi: 10.1158/1535-7163.MCT-05-0247. [PubMed:16373713 ]
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