3-(2,4-Dimethylphenyl)-1H-pyrazole CAS 154258-67-0
| CAS No. | 154258-67-0 |
| Molecular Formula | C11H12N2 |
| Molecular Weight | 172.23 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 3-(2,4-Dimethylphenyl)-1H-pyrazole.
3-(2,4-Dimethylphenyl)-1H-pyrazole (CAS 154258-67-0), molecular formula C11H12N2 and molecular weight 172.23 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, 3-(2,4-Dimethylphenyl)-1H-pyrazole is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 172.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 3-(2,4-Dimethylphenyl)-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 | C11H12N2 |
| Molecular Weight | 172.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 2 |
Related Dimethylphenyl Standards
- 4-(2,6-Dimethylphenyl)-1H-imidazole (CAS 113504-86-2)
- 5-(3,4-Dimethylphenyl)-1H-pyrazole (CAS 1249294-23-2)
- 1-(2,3-Dimethylphenyl)-1H-imidazole (CAS 25371-99-7)
- 1-(2,4-Dimethylphenyl)-1H-imidazole (CAS 25364-50-5)
- 1-(2,5-Dimethylphenyl)-1H-imidazole (CAS 223762-70-7)
- 1-(2,6-Dimethylphenyl)-1H-imidazole (CAS 25372-09-2)
- 1-(3,4-Dimethylphenyl)-1H-imidazole (CAS 892483-43-1)
- 1-(3,5-Dimethylphenyl)-1H-imidazole (CAS 223762-69-4)
Recommended Standards
- (1-Phenyl-1h-pyrrol-2-yl)methanamine (CAS 154123-03-2)
- 2,3,4-Trimethyl-1,5-naphthyridine (CAS 1557262-60-8)
- (2-amino-[1,2,4]triazolo[1,5-a]pyridin-6-yl)methanol (CAS 1525565-57-4)
- [(Isoquinolin-6-yl)methyl](methyl)amine (CAS 1557341-87-3)
- Hept-6-ene-1-sulfonyl chloride (CAS 1699978-43-2)
- Butyl(3-(methylthio)phenyl)sulfane (CAS 86393-31-9)
- 4-((2-(1H-Indol-3-yl)ethyl)amino)-2-ethylbutanoyl chloride (CAS 88115-37-1)
- Sodium Stibogluconate (CAS 16037-91-5)
- 1-(2-Chloro-4-methylphenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 63675-05-8)
- Methyl 3-methyl-5,6,7,8-tetrahydroquinoline-8-carboxylate (CAS 53400-63-8)
- n-(4-Hydroxyphenyl)-n,4-dimethylbenzene-1-sulfonamide (CAS 124772-05-0)
- 2-(Bromomethyl)-1,4-dichloro-3-fluorobenzene (CAS 916420-69-4)
- (S)-1-(3,5-Dichloropyridin-4-yl)ethanol, 97% (CAS 1370347-50-4)
- Protein Kinase C (alpha) Peptide (CAS 159939-84-1)
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