4-(2,5-Dimethyl-pyrrol-1-yl)-2-hydroxy-benzoic acid 4-(2,5-dimethyl-1H-pyrrol-1-yl)-2-hydroxybenzoic acid 5987-00-8 CAS 5987-00-8
| CAS No. | 5987-00-8 |
| Molecular Formula | C13H13NO3 |
| Molecular Weight | 231.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 231.25 g/mol gives 4-(2,5-Dimethyl-pyrrol-1-yl)-2-hydroxy-benzoic acid 4-(2,5-dimethyl-1H-pyrrol-1-yl)-2-hydroxybenzoic acid 5987-00-8 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(2,5-Dimethyl-pyrrol-1-yl)-2-hydroxy-benzoic acid 4-(2,5-dimethyl-1H-pyrrol-1-yl)-2-hydroxybenzoic acid 5987-00-8 (CAS 5987-00-8), molecular formula C13H13NO3 and molecular weight 231.25 g/mol, is a CATO reference standard with documented purity and traceability.
4-(2,5-Dimethyl-pyrrol-1-yl)-2-hydroxy-benzoic acid 4-(2,5-dimethyl-1H-pyrrol-1-yl)-2-hydroxybenzoic acid 5987-00-8 (C13H13NO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(2,5-Dimethyl-pyrrol-1-yl)-2-hydroxy-benzoic acid 4-(2,5-dimethyl-1H-pyrrol-1-yl)-2-hydroxybenzoic acid 5987-00-8 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H13NO3 |
| Molecular Weight | 231.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Dimethyl Standards
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Recommended Standards
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- 40156-70-5 trans-n-(4-hydroxy-3-methylbut-2-enyl) phthalimide (CAS 40156-70-5)
- (R)-Morpholine-3,4-dicarboxylic acid 4-tert-butyl ester (r)-4-(tert-butoxycarbonyl)morpholine-3-carboxylic acid (r)-4-boc-morpholine-3-carboxylic acid (r)-4-n-boc-3-morpholinecarboxylic acid 4-boc-3(r)-morpholinecarboxylic acid 869681-70-9 (CAS 869681-70-9)
- 4-((9H-Fluoren-2-yl)amino)-4-oxobutanoic acid (CAS 59935-47-6)
- [4-(3,3,3-trifluoropropoxy)phenyl]methanol (CAS 1340442-62-7)
- 2-(Aminomethyl)-5-cyclopropoxy-N-methylpyridin-4-amine (CAS 1243406-36-1)
- 2-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)isonicotinic acid (CAS 1514977-42-4)
- 3,5-Dimethoxy-n-(pyridin-2-ylmethyl)aniline (CAS 416865-69-5)
- Tert-butyl (S)-ethyl(piperidin-3-yl)carbamate (CAS 1354006-65-7)
- Ethyl Nicotinate-1,2,3,4,5,6- (CAS 1346604-87-2)
- 1-(2-(Diethylamino)ethyl)-4-(3,4-dimethoxybenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1H-pyrrol-2(5H)-one (CAS 618080-95-8)
- 2-(2-Chloro-benzylidene)-3-oxo-butyric acid methyl ester (CAS 67593-46-8)
- Semaglutide Impurity 15 (CAS CATO-C4X-222615)
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