4-bromo-1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-1H-pyrazole CAS 1183375-09-8
| CAS No. | 1183375-09-8 |
| Molecular Formula | C9H7BrN6 |
| Molecular Weight | 279.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-bromo-1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-1H-pyrazole (CAS 1183375-09-8), molecular formula C9H7BrN6 and molecular weight 279.10 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-bromo-1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-1H-pyrazole (C9H7BrN6) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 279.10 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-bromo-1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}-1H-pyrazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H7BrN6 |
| Molecular Weight | 279.10 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
Related bromo Standards
- 4-bromo-1-{1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl}-1H-pyrazole (CAS 1178290-21-5)
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- (4-bromo-2-fluorophenyl)phenylmethanone (CAS 684271-17-8)
- (5-bromo-2-fluorophenyl)(phenyl)methanone (CAS 885124-16-3)
Recommended Standards
- 2-(2-Methoxy-4-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1185019-97-9)
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- 2-(3-Methoxy-5-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1036990-22-3)
- (S)-2-(2,4-dichloro-5-fluoro-3-nitrophenyl)pyrrolidine (CAS 1212841-37-6)
- 1H-indazole-5-sulfonamide (CAS 1099632-58-2)
- 1-(2,3-Difluorophenyl)cyclopentanemethanamine (CAS 1513064-63-5)
- (6-chloro-4-quinolyl) acetate (CAS 2799630-65-0)
- 6-Phenyl-2-propyl-3-pyridinecarboxylic acid ethyl ester, 97% (CAS 1116572-41-8)
- 1-(Pyrazin-2-yl)-1H-imidazole-4-carbaldehyde (CAS 503176-43-0)
- N-Benzyl-4-chloro-N-methyl-1,2,5-thiadiazol-3-amine (CAS 1156936-39-8)
- N-(Piperidin-4-ylmethyl)methanesulfonamide hydrochloride (CAS 1185092-86-7)
- Ethyl 2-butoxybenzoate (CAS 289894-50-4)
- 1-(3,4-Dichlorophenyl)-N1,N1-dimethylethane-1,2-diamine (CAS 951918-62-0)
- Peptide Impurity (CAS CATO-CPTD788810)
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