| Record Information |
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| Version | 2.0 |
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| Created at | 2022-05-30 16:55:49 UTC |
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| Updated at | 2022-05-30 16:55:50 UTC |
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| NP-MRD ID | NP0137547 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | alpha-Yohimbine |
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| Description | Rauwolscine, also known as alpha-yohimbine or corynanthidine, belongs to the class of organic compounds known as chlorins. These are large heterocyclic aromatic ring systems consisting, at the core, of three pyrroles and one pyrroline coupled through four methine linkages. Rauwolscine is a very strong basic compound (based on its pKa). Rauwolscine acts predominantly as a α2-adrenergic receptor antagonist. It has also been shown to function as a 5-HT1A receptor partial agonist and 5-HT2A and 5-HT2B receptor antagonist. It is a stereoisomer of yohimbine. alpha-Yohimbine is found in Alstonia constricta, Corynanthe pachyceras, Rauvolfia caffra, Rauvolfia serpentina, Rauvolfia tetraphylla and Rauvolfia volkensii. Rauwolscine is a central nervous system stimulant, a local anesthetic and a vague aphrodisiac. |
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| Structure | [H][C@]1(O)CC[C@]2([H])CN3CCC4=C(NC5=CC=CC=C45)[C@]3([H])C[C@]2([H])[C@]1([H])C(=O)OC InChI=1S/C21H26N2O3/c1-26-21(25)19-15-10-17-20-14(13-4-2-3-5-16(13)22-20)8-9-23(17)11-12(15)6-7-18(19)24/h2-5,12,15,17-19,22,24H,6-11H2,1H3/t12-,15+,17+,18+,19+/m1/s1 |
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| Synonyms | | Value | Source |
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| 17alpha-Hydroxy-20alpha-yohimban-16beta-carboxylic acid methyl ester | ChEBI | | alpha-Yohimbine | ChEBI | | Corynanthidine | ChEBI | | Isoyohimbine | ChEBI | | Mesoyohimbine | ChEBI | | Methyl (16beta,17alpha,20alpha)-17-hydroxyyohimban-16-carboxylate | ChEBI | | 17a-Hydroxy-20a-yohimban-16b-carboxylate methyl ester | Generator | | 17a-Hydroxy-20a-yohimban-16b-carboxylic acid methyl ester | Generator | | 17alpha-Hydroxy-20alpha-yohimban-16beta-carboxylate methyl ester | Generator | | 17Α-hydroxy-20α-yohimban-16β-carboxylate methyl ester | Generator | | 17Α-hydroxy-20α-yohimban-16β-carboxylic acid methyl ester | Generator | | a-Yohimbine | Generator | | Α-yohimbine | Generator | | Methyl (16b,17a,20a)-17-hydroxyyohimban-16-carboxylate | Generator | | Methyl (16b,17a,20a)-17-hydroxyyohimban-16-carboxylic acid | Generator | | Methyl (16beta,17alpha,20alpha)-17-hydroxyyohimban-16-carboxylic acid | Generator | | Methyl (16β,17α,20α)-17-hydroxyyohimban-16-carboxylate | Generator | | Methyl (16β,17α,20α)-17-hydroxyyohimban-16-carboxylic acid | Generator | | Methyl (1S,15S,18S,19S,20S)-18-hydroxy-1,3,11,12,14,15,16,17,18,19,20,21-dodecahydroyohimban-19-carboxylic acid | Generator | | Aphrodyne | MeSH | | Hydrochloride, aphrodine | MeSH | | Solvay brand OF yohimbine hydrochloride | MeSH | | Yocon | MeSH | | Yohimbine | MeSH | | Aphrodine hydrochloride | MeSH | | Palisades brand OF yohimbine hydrochloride | MeSH | | Pluriviron | MeSH | | Rauwolscine | MeSH | | Corynanthine | MeSH | | Kramer brand OF yohimbine hydrochloride | MeSH | | Rauhimbine | MeSH | | Yohimbine houdé | MeSH | | Yohimex | MeSH | | Hydrochloride, yohimbine | MeSH | | Yohimbin spiegel | MeSH | | Corynanthine tartrate | MeSH | | Glenwood brand OF yohimbine hydrochloride | MeSH | | Star brand OF yohimbine hydrochloride | MeSH | | Tartrate, corynanthine | MeSH | | StegroPharm brand OF yohimbine hydrochloride | MeSH | | Aventis brand OF yohimbine hydrochloride | MeSH | | Yohimbine hydrochloride | MeSH |
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| Chemical Formula | C21H26N2O3 |
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| Average Mass | 354.4500 Da |
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| Monoisotopic Mass | 354.19434 Da |
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| IUPAC Name | methyl (1S,15S,18S,19S,20S)-18-hydroxy-3,13-diazapentacyclo[11.8.0.0²,¹⁰.0⁴,⁹.0¹⁵,²⁰]henicosa-2(10),4,6,8-tetraene-19-carboxylate |
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| Traditional Name | rauwolscine |
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| CAS Registry Number | Not Available |
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| SMILES | [H][C@]1(O)CC[C@]2([H])CN3CCC4=C(NC5=CC=CC=C45)[C@]3([H])C[C@]2([H])[C@]1([H])C(=O)OC |
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| InChI Identifier | InChI=1S/C21H26N2O3/c1-26-21(25)19-15-10-17-20-14(13-4-2-3-5-16(13)22-20)8-9-23(17)11-12(15)6-7-18(19)24/h2-5,12,15,17-19,22,24H,6-11H2,1H3/t12-,15+,17+,18+,19+/m1/s1 |
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| InChI Key | BLGXFZZNTVWLAY-DIRVCLHFSA-N |
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| Experimental Spectra |
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| Not Available | | 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, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, 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 chlorins. These are large heterocyclic aromatic ring systems consisting, at the core, of three pyrroles and one pyrroline coupled through four methine linkages. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Tetrapyrroles and derivatives |
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| Sub Class | Chlorins |
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| Direct Parent | Chlorins |
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| Alternative Parents | |
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| Substituents | - Chlorin
- Tetracarboxylic acid or derivatives
- Isoindole or derivatives
- Fatty acid ester
- Substituted pyrrole
- Fatty acyl
- Pyrrole
- Methyl ester
- Enoate ester
- Alpha,beta-unsaturated carboxylic ester
- Heteroaromatic compound
- Carboxylic acid ester
- Carboxylic acid derivative
- Carboxylic acid
- Azacycle
- Organopnictogen compound
- Hydrocarbon derivative
- Organic oxide
- Organooxygen compound
- Organonitrogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Carbonyl group
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic compounds |
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| External Descriptors | |
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| Physical Properties |
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| State | Not Available |
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| Experimental Properties | | Property | Value | Reference |
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| Melting Point | Not Available | 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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