3-Bromo-1-isobutyl-1H-pyrazole CAS 2060043-12-9
| CAS No. | 2060043-12-9 |
| Molecular Formula | C7H11BrN2 |
| Molecular Weight | 203.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
3-Bromo-1-isobutyl-1H-pyrazole (CAS 2060043-12-9), molecular formula C7H11BrN2 and molecular weight 203.08 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Bromo-1-isobutyl-1H-pyrazole (C7H11BrN2) contains a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 203.08 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.
CATO manufactures 3-Bromo-1-isobutyl-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 | C7H11BrN2 |
| Molecular Weight | 203.08 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 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 6-bromo-4-methyl-pyridine-3-carbonitrile (CAS 1003711-35-0)
- 6-Bromo-2-methylhept-6-en-3-yn-2-ol (CAS 100379-06-4)
- 4-Bromo-1-(butan-2-yl)-1h-pyrazole (CAS 1179304-86-9)
- 4-Bromo-1-isobutyl-1H-pyrazole (CAS 1184394-32-8)
- 2-Bromo-1,2-dicyclopropylethan-1-one (CAS 1187384-08-2)
- 5-Bromo-1-isopropyl-2-methyl-1H-imidazole (CAS 1204228-25-0)
- 2-(2-bromo-3-pyridyl)acetonitrile (CAS 1211523-71-5)
- 3-Bromo-5,5-dimethylcyclohex-2-en-1-one (CAS 13271-49-3)
Recommended Standards
- 2-Bromo-1-isopropyl-4-methyl-1H-imidazole (CAS 2098216-56-7)
- 3-bromo-4-methyl-pyridine-2-carbonitrile (CAS 717843-45-3)
- 2-(bromomethyl)pyridine-4-carbonitrile (CAS 597563-02-5)
- 3-bromo-6-methylpicolinonitrile (CAS 717843-48-6)
- ((1R,2R)-2-Pentylcyclopropyl)boronic acid (CAS 294202-37-2)
- 4-Cyano-3-(hydroxymethyl)-2-methylbenzene-1-sulfonyl chloride (CAS 1807239-47-9)
- (6-methyl-4-oxo-1,4-dihydropyridazin-3-yl)methanesulfonyl chloride (CAS 1935472-10-8)
- 3-(8-Methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 727652-39-3)
- 6-chloro-1H-indole-3-sulfonic acid (CAS 2360991-74-6)
- 2-(Pyrrolidin-1-yl)pyrimidine-4-carboxylic acid hydrate (CAS 1423033-40-2)
- Ampicillin Impurity 59 (CAS CATO-C4X-144359)
- 4-Iodo-3-methoxy-1H-indazole (CAS 2322895-80-5)
- 4-Methyl-6-(trifluoromethyl)pyridin-3-amine (CAS 944317-54-8)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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