2-Bromo-3,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine CAS 1547017-75-3
| CAS No. | 1547017-75-3 |
| Molecular Formula | C5H7BrN4 |
| Molecular Weight | 203.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-Bromo-3,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine 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.
2-Bromo-3,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 1547017-75-3) is a high-purity analytical reference standard with the molecular formula C5H7BrN4 and a molecular weight of 203.04 g/mol.
Based on its molecular formula C5H7BrN4, 2-Bromo-3,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine contains a nitrile group, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 203.04 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C5H7BrN4 |
| Molecular Weight | 203.04 g/mol |
| Appearance | Off-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 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
- 4-Bromo-1-ethyl-1h-pyrazole-3-carbaldehyde (CAS 1001519-36-3)
- 4-Bromo-1-ethyl-1h-pyrazole-5-carbaldehyde (CAS 1001519-37-4)
- 3-Bromo-5,6-dimethyl-1,2-dihydropyrazin-2-one (CAS 100450-13-3)
- 2-Bromo-6-ethoxypyrazine (CAS 1027512-76-0)
- 2-Bromo-5-methoxypyridin-3-amine (CAS 1043688-99-8)
- 2-Bromo-5-ethoxypyrazine (CAS 1060803-83-9)
- 5-Bromo-N2-methyl-2,4-pyrimidinediamine (CAS 1074-49-3)
- 2-Bromo-4-methoxypyridin-3-amine (CAS 109613-97-0)
Recommended Standards
- 5-Bromo-3,6-dimethyl-3,4-dihydropyrimidin-4-one (CAS 1530950-02-7)
- 3-Bromo-1,5-dimethyl-1H-pyrazole-4-carbaldehyde (CAS 1557804-67-7)
- 5-Bromo-2-ethyl-3,4-dihydropyrimidin-4-one (CAS 1528580-99-5)
- 5-Amino-3-bromo-1-methylpyridin-2(1H)-one (CAS 15862-51-8)
- 5-Bromo-3-chloro-2-(trifluoromethyl)acetophenone (CAS 1807029-30-6)
- (S)-QUINUCLIDIN-3-YL (2-(2-(4-FLUOROPHENYL)THIAZOL-4-YL)PROPAN-2-YL)CARBAMATE (CAS 1401090-53-6)
- 4-(((4-Methoxybenzyl)oxy)methyl)piperidine (CAS 291289-74-2)
- Methyl 4-chloro-3-methoxypicolinate (CAS 1255917-95-3)
- 6-Hydroxypyridine-2,4-dicarbaldehyde (CAS 1393544-03-0)
- (Z)-5-(pyridin-3-ylmethylene)-2-thioxothiazolidin-4-one (CAS 917985-98-9)
- 4-Chloro-6β,17β-dihydroxy-17α-methyl-1,4-androstadien-3-one (CAS 25486-01-5)
- 3-[2-(4-Methyl-2-nitrophenoxy)ethyl]piperidinehydrochloride (CAS 1220032-27-8)
- 6-(5-(2-(1-Ethylquinolin-4(1H)-ylidene)ethylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid (CAS 89695-36-3)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com