| Record Information |
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| Version | 1.0 |
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| Creation date | 2010-04-08 22:09:50 UTC |
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| Update date | 2019-11-26 03:05:26 UTC |
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| Primary ID | FDB011799 |
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| Secondary Accession Numbers | Not Available |
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| Chemical Information |
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| FooDB Name | Acetoin |
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| Description | Constituent of beer, wine, fresh or cooked apple, fresh or cooked leak, corn, honey, cocoa, butter, cheeses, roasted coffee and other foodstuffs. Flavouring ingredient. [DFC]
Acetoin is a colorless or pale yellow to green yellow liquid with a pleasant, buttery odor. Acetoin is used as an external energy store by a number of fermentive bacteria. Acetoin, along with diacetyl, is one of the compounds giving butter its characteristic flavor. Acetoin is used as a food flavoring (in baked goods) and a fragrance. It can be found in apples, butter, yogurt, asparagus, black currants, blackberry, wheat, broccoli, brussels sprouts, cantaloupe. [Wikipedia]. |
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| CAS Number | 513-86-0 |
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| Structure | |
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| Synonyms | | Synonym | Source |
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| (S)-2-Acetoin | ChEBI | | 1-Hydroxyethyl methyl ketone | ChEBI | | 2,3-Butanolone | ChEBI | | 2-Acetoin | ChEBI | | 2-Hydroxy-3-butanone | ChEBI | | 3-Hydroxy-2-butanone | ChEBI | | 3-Hydroxybutan-2-one | ChEBI | | Acetyl methyl carbinol | ChEBI | | Dimethylketol | ChEBI | | gamma-Hydroxy-beta-oxobutane | ChEBI | | g-Hydroxy-b-oxobutane | Generator | | Γ-hydroxy-β-oxobutane | Generator | | 3H-2b Butanone | MeSH | | Acetylmethylcarbinol | MeSH | | (R)-2-Acetoin | HMDB | | (R)-3-Hydroxy-2-butanone | HMDB | | (R)-3-Hydroxybutan-2-one | HMDB | | (R)-Acetoin | HMDB | | (R)-Dimethylketol | HMDB | | 2-Butanol-3-one | HMDB | | 2-Hydroxy-3-oxobutane | HMDB | | 3-Hydroxyl-2-butanone | HMDB | | Acetoine | HMDB | | b-Oxobutane | HMDB | | beta-Oxobutane | HMDB | | Acetoin | MeSH | | beta-oxobutane | biospider | | Butan-2-one 3-hydroxy | biospider | | FEMA 2008 | db_source | | gamma-hydroxy-beta;-oxobutane | biospider | | Methylacetylcarbinol | db_source | | γ-hydroxy-β-oxobutane | Generator |
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| Predicted Properties | |
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| Chemical Formula | C4H8O2 |
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| IUPAC name | 3-hydroxybutan-2-one |
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| InChI Identifier | InChI=1S/C4H8O2/c1-3(5)4(2)6/h3,5H,1-2H3 |
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| InChI Key | ROWKJAVDOGWPAT-UHFFFAOYSA-N |
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| Isomeric SMILES | CC(O)C(C)=O |
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| Average Molecular Weight | 88.1051 |
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| Monoisotopic Molecular Weight | 88.0524295 |
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| Classification |
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| Description | Belongs to the class of organic compounds known as acyloins. These are organic compounds containing an alpha hydroxy ketone. Acyloins are formally derived from reductive coupling of carboxylic acyl groups. |
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| Kingdom | Organic compounds |
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| Super Class | Organic oxygen compounds |
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| Class | Organooxygen compounds |
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| Sub Class | Carbonyl compounds |
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| Direct Parent | Acyloins |
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| Alternative Parents | |
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| Substituents | - Acyloin
- Alpha-hydroxy ketone
- Secondary alcohol
- Ketone
- Organic oxide
- Hydrocarbon derivative
- Alcohol
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Disposition | Route of exposure: Source: Biological location: |
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| Physico-Chemical Properties |
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| Physico-Chemical Properties - Experimental | | Property | Value | Reference |
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| Physical state | Liquid | |
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| Physical Description | Not Available | |
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| Mass Composition | C 54.53%; H 9.15%; O 36.32% | DFC |
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| Melting Point | 15 oC | |
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| Boiling Point | Not Available | |
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| Experimental Water Solubility | 1000 mg/mL at 20 oC | YALKOWSKY,SH & DANNENFELSER,RM (1992) |
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| Experimental logP | Not Available | |
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| Experimental pKa | Not Available | |
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| Isoelectric point | Not Available | |
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| Charge | Not Available | |
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| Optical Rotation | Not Available | |
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| Spectroscopic UV Data | Not Available | |
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| Density | Not Available | |
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| Refractive Index | Not Available | |
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| Spectra |
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| Spectra | |
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| EI-MS/GC-MS | | Type | Description | Splash Key | View |
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| EI-MS | Mass Spectrum (Electron Ionization) | splash10-0005-9000000000-74d60654cdf23dfc35ac | 2015-03-01 | View Spectrum | | GC-MS | Acetoin, non-derivatized, GC-MS Spectrum | splash10-0005-9000000000-62904abc1fc33ec40dfa | Spectrum | | GC-MS | Acetoin, non-derivatized, GC-MS Spectrum | splash10-0005-9000000000-62904abc1fc33ec40dfa | Spectrum | | Predicted GC-MS | Acetoin, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | splash10-0006-9000000000-be498c13cd64980f1f35 | Spectrum | | Predicted GC-MS | Acetoin, 1 TMS, Predicted GC-MS Spectrum - 70eV, Positive | splash10-00kf-9500000000-79fa75cf570cd4a3de14 | Spectrum | | Predicted GC-MS | Acetoin, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | Acetoin, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum |
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| MS/MS | | Type | Description | Splash Key | View |
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| MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 10V, Positive (Annotated) | splash10-006x-9000000000-3bc66270ca4dc0f2c444 | 2012-07-25 | View Spectrum | | MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 25V, Positive (Annotated) | splash10-0006-9000000000-ac710258a11f0566c38a | 2012-07-25 | View Spectrum | | MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 40V, Positive (Annotated) | splash10-0006-9000000000-94fbec9f0efb37d8aa39 | 2012-07-25 | View Spectrum | | MS/MS | LC-MS/MS Spectrum - EI-B (HITACHI M-80B) , Positive | splash10-0005-9000000000-eaafc4c4d8cb29864f1d | 2012-08-31 | View Spectrum | | MS/MS | LC-MS/MS Spectrum - 35V, Negative | splash10-000i-9000000000-f6eb75cfea26ad71fa57 | 2021-09-20 | View Spectrum | | MS/MS | LC-MS/MS Spectrum - 35V, Negative | splash10-000i-9000000000-9a52f81ee53395623632 | 2021-09-20 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-000i-9000000000-ebb7996f3f82cc069f12 | 2015-04-24 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0079-9000000000-4043204b04ec3b5823ff | 2015-04-24 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0uk9-9000000000-1e66901c3375433b1693 | 2015-04-24 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-000i-9000000000-9d60c7f29d91e72ce0bc | 2015-04-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-000i-9000000000-35eb749498333af99296 | 2015-04-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-00xr-9000000000-ce5e7eaa33d4f9d4fa86 | 2015-04-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0fk9-9000000000-c5e178ac425b271910a2 | 2021-09-22 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0006-9000000000-f43d429661b310e7148a | 2021-09-22 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0006-9000000000-160fee6a321df2fa7b05 | 2021-09-22 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-000i-9000000000-4b3590a18d40d4d58a01 | 2021-09-23 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-000i-9000000000-bc260446b65990487a67 | 2021-09-23 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-0006-9000000000-0c841ea6edf8e31c3df0 | 2021-09-23 | View Spectrum |
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| NMR | | Type | Description | | View |
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| 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, experimental) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, CDCl3, experimental) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 15.09 MHz, CDCl3, experimental) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, experimental) | | Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, experimental) | | Spectrum | | 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, H2O, experimental) | | Spectrum |
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| External Links |
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| ChemSpider ID | 21105851 |
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| ChEMBL ID | Not Available |
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| KEGG Compound ID | C00466 |
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| Pubchem Compound ID | 179 |
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| Pubchem Substance ID | Not Available |
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| ChEBI ID | 15688 |
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| Phenol-Explorer ID | Not Available |
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| DrugBank ID | Not Available |
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| HMDB ID | HMDB03243 |
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| CRC / DFC (Dictionary of Food Compounds) ID | GZG79-M:GZG79-M |
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| EAFUS ID | 20 |
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| Dr. Duke ID | 3-HYDROXY-2-BUTANONE|ACETOIN |
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| BIGG ID | Not Available |
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| KNApSAcK ID | Not Available |
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| HET ID | Not Available |
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| Food Biomarker Ontology | Not Available |
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| VMH ID | Not Available |
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| Flavornet ID | 513-86-0 |
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| GoodScent ID | rw1007331 |
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| SuperScent ID | 179 |
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| Wikipedia ID | Acetoin |
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| Phenol-Explorer Metabolite ID | Not Available |
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| Duplicate IDS | Not Available |
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| Old DFC IDS | Not Available |
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| Associated Foods |
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| Food | Content Range | Average | Reference |
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| Food | | | Reference |
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| Biological Effects and Interactions |
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| Health Effects / Bioactivities | Not Available |
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| Enzymes | Not Available |
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| Pathways | Not Available |
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| Metabolism | Not Available |
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| Biosynthesis | Not Available |
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| Organoleptic Properties |
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| Flavours | | Flavor | Citations |
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| butter |
- Arn, H, Acree TE. “Flavornet: A database of aroma compounds based on odor potency in natural products”. Developments in Food Science 40 (1998): 27. doi:10.1016/S0167-4501(98)80029-0
- Dunkel, M. et al. SuperScent – a database of flavors and scents. Nucleic Acids Research 2008, doi:10.1093/nar/gkn695
| | cream |
- Arn, H, Acree TE. “Flavornet: A database of aroma compounds based on odor potency in natural products”. Developments in Food Science 40 (1998): 27. doi:10.1016/S0167-4501(98)80029-0
| | creamy |
- Dunkel, M. et al. SuperScent – a database of flavors and scents. Nucleic Acids Research 2008, doi:10.1093/nar/gkn695
- The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
| | sweet |
- The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
| | buttery |
- The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
| | dairy |
- The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
| | milky |
- The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
| | fatty |
- The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
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| Files |
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| MSDS | show |
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| References |
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| Synthesis Reference | Not Available |
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| General Reference | Not Available |
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| Content Reference | — Duke, James. 'Dr. Duke's Phytochemical and Ethnobotanical Databases. United States Department of Agriculture.' Agricultural Research Service, Accessed April 27 (2004).
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