5-bromo-1,4-dimethyl-1H-pyrazole CAS 1393583-34-0
| CAS No. | 1393583-34-0 |
| Molecular Formula | C5H11BrN2 |
| Molecular Weight | 179.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-bromo-1,4-dimethyl-1H-pyrazole.
5-bromo-1,4-dimethyl-1H-pyrazole (CAS 1393583-34-0), molecular formula C5H11BrN2 and molecular weight 179.06 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-bromo-1,4-dimethyl-1H-pyrazole (C5H11BrN2) contains bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 179.06 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 5-bromo-1,4-dimethyl-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 | C5H11BrN2 |
| Molecular Weight | 179.06 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related bromo Standards
- 3-bromo-1,4-dimethyl-pyrazole (CAS 13745-59-0)
- 3-bromo-1,5-dimethyl-pyrazole (CAS 5744-80-9)
- 5-bromo-1,3-dimethyl-1H-pyrazole (CAS 5744-70-7)
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Recommended Standards
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- 3-amino-5-bromopyridine (CAS 13535-01-8)
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