Record Information |
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Version |
1.0 |
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Update Date |
1/22/2018 11:54:54 AM |
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Metabolite ID | PAMDB110451 |
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Identification |
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Name: |
protocatechuate |
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Description: | A dihydroxybenzoate having the two hydroxy groups located at the 3- and 4-positions. |
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Structure |
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Synonyms: | -
4-carboxy-1,2-dihydroxybenzene
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catechol-4-carboxylic acid
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4,5-dihydroxybenzoic acid
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benzoic acid
- 3,4-dihydroxy-
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3,4-DHBA
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protocatehuic acid
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3,4-dihydroxybenzoic acid
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protocatechuic acid
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3,4-dihydroxybenzoate
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3,4-dihydrobenzoic acid
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Pca
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Chemical Formula: |
C7H5O4
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Average Molecular Weight: |
153.11 |
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Monoisotopic Molecular
Weight: |
154.026608681 |
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InChI Key: |
YQUVCSBJEUQKSH-UHFFFAOYSA-M |
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InChI: |
InChI=1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)/p-1 |
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CAS
number: |
99-50-3 |
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IUPAC Name: | 3,4-dihydroxybenzoate |
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Traditional IUPAC Name: |
3,4-dihydroxybenzoic acid |
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SMILES: | C(C1(C=C(C(=CC=1)O)O))(=O)[O-] |
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Chemical Taxonomy |
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Taxonomy Description | This compound belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. These are compounds containing a hydroxybenzoic acid (or a derivative), which is a benzene ring bearing a carboxyl and a hydroxyl groups. |
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Kingdom |
Organic compounds |
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Super Class | Benzenoids |
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Class |
Benzene and substituted derivatives |
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Sub Class | Benzoic acids and derivatives |
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Direct Parent |
Hydroxybenzoic acid derivatives |
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Alternative Parents |
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Substituents |
- Dihydroxybenzoic acid
- Hydroxybenzoic acid
- Benzoic acid
- Benzoyl
- Catechol
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Carboxylic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Organic oxygen compound
- Hydrocarbon derivative
- Organooxygen compound
- Organic oxide
- Aromatic homomonocyclic compound
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Molecular Framework |
Aromatic homomonocyclic compounds |
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External Descriptors |
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Physical Properties |
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State: |
Solid |
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Charge: | -1 |
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Melting point: |
221 °C |
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Experimental Properties: |
Property | Value | Reference |
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Melting Point | 221 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 18.2 mg/mL at 14 °C | YALKOWSKY,SH & DANNENFELSER,RM (1992) | LogP | 0.86 | HANSCH,C ET AL. (1995) |
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Predicted Properties |
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Biological Properties |
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Cellular Locations: |
Not Available |
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Reactions: | |
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Pathways: |
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Spectra |
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Spectra: |
Spectrum Type | Description | Splash Key | |
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GC-MS | GC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (3 TMS) | splash10-0006-0913000000-0933eeed3701393aa41f | View in MoNA |
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GC-MS | GC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) | splash10-0006-0911000000-ca1452bfe34749c0d8c1 | View in MoNA |
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GC-MS | GC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (3 TMS) | splash10-00dl-9711000000-595a58baf84bb73670ae | View in MoNA |
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GC-MS | GC-MS Spectrum - GC-MS (3 TMS) | splash10-0006-4912000000-a095cbdb4d3809a9b775 | View in MoNA |
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Predicted GC-MS | Predicted GC-MS Spectrum - GC-MS | Not Available |
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LC-MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 10V, Positive (Annotated) | splash10-03di-0900000000-9e8a76eec66c42952ee9 | View in MoNA |
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LC-MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 25V, Positive (Annotated) | splash10-0296-9100000000-145f71b183841a31fdc8 | View in MoNA |
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LC-MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 40V, Positive (Annotated) | splash10-014i-9000000000-9044e5839d8d0b8f8ee6 | View in MoNA |
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LC-MS/MS | LC-MS/MS Spectrum - EI-B (HITACHI M-52) , Positive | splash10-0gb9-9800000000-f08a8e55f19d388091c0 | View in MoNA |
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LC-MS/MS | LC-MS/MS Spectrum - LC-ESI-QTOF (UPLC Q-Tof Premier, Waters) , Negative | splash10-0a4i-0900000000-58c9b8232fbc187217d4 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0a4r-0900000000-99ac3661fc7809f28796 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0a4r-0900000000-df55ffdd340947acfac9 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0pc9-9500000000-201668ae66ab0379946f | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0a4r-0900000000-99ac3661fc7809f28796 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0a4r-0900000000-df55ffdd340947acfac9 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0pc9-9500000000-201668ae66ab0379946f | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-0udi-0900000000-0595d63853a488b9c6cf | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-0pb9-0900000000-d794b62eb087aaa84f94 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-0a4i-9700000000-32a6fa42639cb300cdc9 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-0udi-0900000000-0595d63853a488b9c6cf | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-0pb9-0900000000-d794b62eb087aaa84f94 | View in MoNA |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-0a4i-9700000000-32a6fa42639cb300cdc9 | View in MoNA |
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1D NMR | 1H NMR Spectrum | Not Available |
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1D NMR | 1H NMR Spectrum | Not Available |
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1D NMR | 13C NMR Spectrum | Not Available |
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1D NMR | 1H NMR Spectrum | Not Available |
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1D NMR | 13C NMR Spectrum | Not Available |
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2D NMR | [1H,13C] 2D NMR Spectrum | Not Available |
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References |
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References: |
- Kristinsson J, Snorradottir I, Johannsson M: The metabolism of mebeverine in man: identification of urinary metabolites by gas chromatography/mass spectrometry. Pharmacol Toxicol. 1994 Mar;74(3):174-80. [8008724 ]
- Liu KS, Tsao SM, Yin MC: In vitro antibacterial activity of roselle calyx and protocatechuic acid. Phytother Res. 2005 Nov;19(11):942-5. [16317650 ]
- Ali BH, Al Wabel N, Blunden G: Phytochemical, pharmacological and toxicological aspects of Hibiscus sabdariffa L.: a review. Phytother Res. 2005 May;19(5):369-75. [16106391 ]
- Petersen JR, Bissell MG, Mohammad AA: Laser induced resonance energy transfer--a novel approach towards achieving high sensitivity in capillary electrophoresis. I. Clinical diagnostic application. J Chromatogr A. 1996 Sep 13;744(1-2):37-44. [8843662 ]
- Babich H, Sedletcaia A, Kenigsberg B: In vitro cytotoxicity of protocatechuic acid to cultured human cells from oral tissue: involvement in oxidative stress. Pharmacol Toxicol. 2002 Nov;91(5):245-53. [12570031 ]
- Szumilo J: [Protocatechuic acid in cancer prevention]. Postepy Hig Med Dosw (Online). 2005;59:608-15. [16407799 ]
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Synthesis Reference: |
Not Available |
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Material Safety Data Sheet (MSDS) |
Download (PDF) |
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Links |
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External Links: |
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