2-(3-Bromo-7-chloro-2-methylpyrazolo[1,5-a]pyrimidin-5-yl)acetic acid CAS 2387596-07-6
| CAS No. | 2387596-07-6 |
| Molecular Formula | C9H7BrClN3O2 |
| Molecular Weight | 304.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(3-Bromo-7-chloro-2-methylpyrazolo[1,5-a]pyrimidin-5-yl)acetic acid (C9H7BrClN3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 304.53 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-(3-Bromo-7-chloro-2-methylpyrazolo[1,5-a]pyrimidin-5-yl)acetic acid (CAS 2387596-07-6), molecular formula C9H7BrClN3O2 and molecular weight 304.53 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.
As a certified reference material (CRM), 2-(3-Bromo-7-chloro-2-methylpyrazolo[1,5-a]pyrimidin-5-yl)acetic acid 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 | C9H7BrClN3O2 |
| Molecular Weight | 304.53 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
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- Ethyl 7-bromo-4-chloropyrrolo[2,1-f][1,2,4]triazine-5-carboxylate (CAS 1314390-80-1)
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Recommended Standards
- Cetylpyridinium (CAS 7773-52-6)
- 2-(5-Chloro-2-(difluoromethoxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2609682-60-0)
- 4-Chloro-2,3-difluoro-5-methoxyphenylboronic acid pinacol ester (CAS 2121511-96-2)
- Ethyl 8-bromo-3-chloroimidazo[1,2-b]pyridazine-7-carboxylate (CAS 2577171-98-1)
- Ethyl 5-chloro-6-hydroxypyrimidine-4-carboxylate (CAS 1415559-92-0)
- 2-((Phenylamino)methyl)phenol (CAS 3526-45-2)
- Ethyl 2-(2-chloroacetamido)-4-(4-fluorophenyl)thiophene-3-carboxylate (CAS 306280-84-2)
- pyrazolo[1,5-a]pyridine-3-carbonitrile (CAS 25627-89-8)
- 1-(1h-Indol-3-yl)-2-(methylamino)ethan-1-ol (CAS 28755-00-2)
- 4-(4-Fluorobenzenesulfonamido)butanoic acid (CAS 405919-75-7)
- 3-Chloro-2-(5-(dimethoxymethyl)-1H-pyrazol-1-yl)-5-(trifluoromethyl)pyridine (CAS 318958-91-7)
- 1-(4-Ethylphenyl)-6-mercapto-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 1416345-99-7)
- 3-Acetylthiophene-2-carboxylic acid (CAS 13657-90-4)
- D-Pro38-Tirzepatide (CAS CATO-CPTD788901)
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