(E)-2-(5-(4-Bromostyryl)-1H-1,2,4-triazol-3-yl)phenol CAS 939052-75-2
| CAS No. | 939052-75-2 |
| Molecular Formula | C16H12BrN3O |
| Molecular Weight | 342.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(E)-2-(5-(4-Bromostyryl)-1H-1,2,4-triazol-3-yl)phenol (CAS 939052-75-2), molecular formula C16H12BrN3O and molecular weight 342.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H12BrN3O, (E)-2-(5-(4-Bromostyryl)-1H-1,2,4-triazol-3-yl)phenol contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 342.19 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.
CATO manufactures (E)-2-(5-(4-Bromostyryl)-1H-1,2,4-triazol-3-yl)phenol 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 | C16H12BrN3O |
| Molecular Weight | 342.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related E Standards
- 2-(4-Bromostyryl)-5-chloronicotinic acid (CAS 917942-73-5)
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- 2-(4-Bromostyryl)quinolin-8-ol (CAS 884487-44-9)
- 5-(4-Bromostyryl)-3-methyl-4-nitroisoxazole (CAS 117504-15-1)
- (E)-2-(4-Bromostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1242770-51-9)
- (E)-2-(3-Bromostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1253943-66-6)
- (E)-2-(2-Bromostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 581802-24-6)
Recommended Standards
- (5-Amino-1-phenyl-1H-pyrazol-4-yl)(4-bromophenyl)methanone (CAS 618091-10-4)
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- 2-(6-(Bromomethyl)quinolin-2-yl)benzoic acid (CAS 187970-95-2)
- 1,3-Diethyl 2-{[(2-bromophenyl)amino]methylidene}propanedioate (CAS 35975-63-4)
- N-(2-Chlorophenyl)-2,6-difluorobenzamide (CAS 883043-20-7)
- Methyl pseudolarate B (CAS 82508-34-7)
- 4-Bromo-2-(2-nitrovinyl)phenol (CAS 61131-72-4)
- 6-Hydroxy-N-(m-tolyl)nicotinamide (CAS 565175-25-9)
- 1,6-Dibromopyrene (CAS 27973-29-1)
- N-(5-((2-((Furan-2-ylmethyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)benzamide (CAS 893343-07-2)
- N-benzyl-2-bromo-N-ethylacetamide (CAS 180513-01-3)
- 2-(Aminomethyl)tetrahydro-2h-thiopyran 1,1-dioxide (CAS 1421604-25-2)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-7-thiaspiro[3.5]nonane 7,7-dioxide (CAS 2706615-24-7)
- Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 1428134-39-7)
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