| Record Information |
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| Version | 5.0 |
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| Status | Detected and Quantified |
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| Creation Date | 2012-09-12 03:36:10 UTC |
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| Update Date | 2023-02-21 17:28:55 UTC |
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| HMDB ID | HMDB0041683 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 4-Hydroxyphenyl-2-propionic acid |
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| Description | 4-Hydroxyphenyl-2-propionic acid belongs to the class of organic compounds known as phenylpropanoic acids. Phenylpropanoic acids are compounds with a structure containing a benzene ring conjugated to a propanoic acid. 4-Hydroxyphenyl-2-propionic acid has been detected in multiple biofluids, such as urine and blood (PMID: 20428313 ). Within the cell, 4-hydroxyphenyl-2-propionic acid is primarily located in the cytoplasm. |
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| Structure | InChI=1S/C9H10O3/c1-6(9(11)12)7-2-4-8(10)5-3-7/h2-6,10H,1H3,(H,11,12) |
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| Synonyms | | Value | Source |
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| 4-Hydroxyphenyl-2-propionate | Generator | | 2-HPPA CPD | HMDB | | 2-(4-Hydroxyphenyl)propionic acid | HMDB | | 4-Hydroxy-α-methylbenzeneacetic acid | HMDB | | 2-(4-Hydroxyphenyl)propanoic acid | HMDB | | 2-(p-Hydroxyphenyl)-propionic acid | HMDB | | Methyl 4-hydroxyphenylacetic acid | HMDB | | 4-Hydroxyhydratropic acid | HMDB |
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| Chemical Formula | C9H10O3 |
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| Average Molecular Weight | 166.1739 |
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| Monoisotopic Molecular Weight | 166.062994186 |
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| IUPAC Name | 2-(4-hydroxyphenyl)propanoic acid |
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| Traditional Name | 4-hydroxyhydratropate |
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| CAS Registry Number | 938-96-5 |
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| SMILES | CC(C(O)=O)C1=CC=C(O)C=C1 |
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| InChI Identifier | InChI=1S/C9H10O3/c1-6(9(11)12)7-2-4-8(10)5-3-7/h2-6,10H,1H3,(H,11,12) |
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| InChI Key | ZHMMPVANGNPCBW-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as phenylpropanoic acids. Phenylpropanoic acids are compounds with a structure containing a benzene ring conjugated to a propanoic acid. |
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| Kingdom | Organic compounds |
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| Super Class | Phenylpropanoids and polyketides |
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| Class | Phenylpropanoic acids |
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| Sub Class | Not Available |
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| Direct Parent | Phenylpropanoic acids |
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| Alternative Parents | |
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| Substituents | - 2-phenylpropanoic-acid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Benzenoid
- Monocyclic benzene moiety
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aromatic homomonocyclic compound
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| Molecular Framework | Aromatic homomonocyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Physiological effect | Not Available |
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| Disposition | |
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| Process | Not Available |
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| Role | |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular 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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| Experimental Chromatographic Properties | Not Available |
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| Predicted Molecular Properties | |
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| Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022. | 3.25 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 10.3706 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.89 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 37.8 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1317.1 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 323.7 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 122.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 186.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 102.0 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 417.5 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 390.0 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 101.9 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 804.2 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 344.6 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1037.9 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 259.5 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 300.7 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 435.5 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 228.9 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 123.9 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 4-Hydroxyphenyl-2-propionic acid,1TMS,isomer #1 | CC(C(=O)O[Si](C)(C)C)C1=CC=C(O)C=C1 | 1655.6 | Semi standard non polar | 33892256 | | 4-Hydroxyphenyl-2-propionic acid,1TMS,isomer #2 | CC(C(=O)O)C1=CC=C(O[Si](C)(C)C)C=C1 | 1635.9 | Semi standard non polar | 33892256 | | 4-Hydroxyphenyl-2-propionic acid,2TMS,isomer #1 | CC(C(=O)O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C=C1 | 1661.3 | Semi standard non polar | 33892256 | | 4-Hydroxyphenyl-2-propionic acid,1TBDMS,isomer #1 | CC(C(=O)O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C=C1 | 1915.2 | Semi standard non polar | 33892256 | | 4-Hydroxyphenyl-2-propionic acid,1TBDMS,isomer #2 | CC(C(=O)O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C=C1 | 1916.8 | Semi standard non polar | 33892256 | | 4-Hydroxyphenyl-2-propionic acid,2TBDMS,isomer #1 | CC(C(=O)O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C=C1 | 2153.0 | Semi standard non polar | 33892256 |
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| General References | - Neveu V, Perez-Jimenez J, Vos F, Crespy V, du Chaffaut L, Mennen L, Knox C, Eisner R, Cruz J, Wishart D, Scalbert A: Phenol-Explorer: an online comprehensive database on polyphenol contents in foods. Database (Oxford). 2010;2010:bap024. doi: 10.1093/database/bap024. Epub 2010 Jan 8. [PubMed:20428313 ]
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