1-(1-(4-Bromophenyl)-5-methyl-1H-pyrazol-4-yl)ethanone CAS 5078-56-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5078-56-8 |
| Molecular Formula | C12H11BrN2O |
| Molecular Weight | 279.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(1-(4-Bromophenyl)-5-methyl-1H-pyrazol-4-yl)ethanone (CAS 5078-56-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11BrN2O. Molecular weight: 279.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H11BrN2O |
| Molecular Weight | 279.13 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromophenyl Standards
- (R)-7-(3-Bromophenyl)-6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-7-ol (CAS 2771078-54-5)
- 1-(3-Bromophenyl)-3,5-dimethyl-1H-pyrazole-4-carbaldehyde (CAS 294877-38-6)
- 1-(4-Bromophenyl)-3,5-dimethyl-1H-pyrazole-4-carbaldehyde (CAS 294877-39-7)
- 2-(4-Bromophenyl)-4,5,6,7-tetrahydrooxazolo[5,4-c]pyridine (CAS 885272-79-7)
- 4-[(4-Bromophenyl)methoxy]phenol (CAS 54589-52-5)
- 6-(4-Bromophenyl)-5,7-diazaspiro[3.4]Oct-5-en-8-one (CAS 2166726-90-3)
- 5-(4-Bromophenyl)-6-methylpyrimidine-2,4-diamine (CAS 7331-25-1)
- N4-(4-bromophenyl)-6-methylpyrimidine-2,4-diamine (CAS 6633-69-8)
Recommended Standards
- 1-((1R,5S)-3-oxabicyclo[3.1.0]Hexan-6-yl)-3-bromo-1H-pyrrolo[2,3-b]pyridine (CAS 2416080-79-8)
- 1-(2-Bromo-4-methyl-5-(pyridin-4-yl)-1H-pyrrol-3-yl)ethan-1-one (CAS 202285-68-5)
- (E)-2,2,2-Trifluoroacetaldehyde O-(2,4-dinitrophenyl) oxime (CAS 2643982-16-3)
- N-(2-Aminoethyl)acrylamide (CAS 23918-29-8)
- 2-[(4-chloro-2-cyanophenyl)(methyl)amino]acetic acid (CAS 1341043-18-2)
- tert-Butyl (3R,4R)-3-amino-4-(methoxymethyl)pyrrolidine-1-carboxylate (CAS 2351223-06-6)
- (5Alpha,20R)-20-Hydroxypregnan-3-one (CAS 516-58-5)
- 5'h,7'h-Spiro[cyclobutane-1,6'-pyrazolo[5,1-b][1,3]oxazin]-3'-amine hydrochloride (CAS 2251053-34-4)
- Cefathiamidine Impurity 11 (CAS CATO-C4X-133711)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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