4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid CAS 875515-78-9
| CAS No. | 875515-78-9 |
| Molecular Formula | C8H14ClN3O2 |
| Molecular Weight | 219.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H14ClN3O2, 4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 219.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid (CAS 875515-78-9), molecular formula C8H14ClN3O2 and molecular weight 219.67 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H14ClN3O2 |
| Molecular Weight | 219.67 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related chloro Standards
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- 3-chloro-4-cyclopropyl-5-phenyl-4H-1,2,4-triazole (CAS 1020035-36-2)
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Recommended Standards
- 4-Chloro-6-methyl-N-phenylpyrimidin-2-amine (CAS 6967-54-0)
- 4-Chloro-N-((5-methylfuran-2-yl)methylene)aniline (CAS 51305-59-0)
- 4-chloro-5-methylpyrrolo[2,1-f][1,2,4]triazine-6-carboxylic acid (CAS 607738-99-8)
- 4-chloro-N1-(4-pyridyl)benzene-1,2-diamine (CAS 866733-92-8)
- (S)-2-Methyl-1-(1H-tetrazol-5-yl)propan-1-amine (CAS 875541-42-7)
- 4-Chloro-1,3,5-triazin-2-ol (CAS 168075-30-7)
- (5-Fluorobenzofuran-3-yl)methanamine (CAS 1505321-02-7)
- 1,3-Dibromo-2-(difluoromethoxy)-5-isopropylbenzene (CAS 2379322-22-0)
- (Thiophene-2-carbonyl)glycylglycine (CAS 314027-50-4)
- Thiamphenicol Impurity 5 HCl (CAS CATO-C4X-20475)
- 2-(Allylthio)-3-aminoquinazolin-4(3H)-one (CAS 84704-95-0)
- 1-(1-Isobutyl-1H-pyrazol-4-yl)-N-(2-methoxybenzyl)methanamine hydrochloride (CAS 1856087-66-5)
- 2-Aminothiazol-4-ol (CAS 7146-26-1)
- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
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