O-{[5-(trifluoromethyl)pyridin-2-yl]methyl}hydroxylamine CAS 1256803-76-5
| CAS No. | 1256803-76-5 |
| Molecular Formula | C7H7F3N2O |
| Molecular Weight | 192.14 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.
O-{[5-(trifluoromethyl)pyridin-2-yl]methyl}hydroxylamine (CAS 1256803-76-5), molecular formula C7H7F3N2O and molecular weight 192.14 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, O-{[5-(trifluoromethyl)pyridin-2-yl]methyl}hydroxylamine (C7H7F3N2O) contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 192.14 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.
As a certified reference material (CRM), O-{[5-(trifluoromethyl)pyridin-2-yl]methyl}hydroxylamine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H7F3N2O |
| Molecular Weight | 192.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-(Aminomethyl)-5-(trifluoromethyl)pyridin-3-ol (CAS 1256788-42-7)
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- 3-Amino-6-(trifluoromethyl)pyridine-2-methanol (CAS 1260769-25-2)
- n2-(2,2,2-Trifluoroethyl)pyrimidine-2,5-diamine (CAS 1250116-04-1)
- 3,5-Dichloro-4-methylcinnamic acid (CAS 1807320-09-7)
- Iodo(triethyl phosphite)copper(I) (CAS 51717-23-8)
- 2-(2-Bromophenyl)-2'-cyanoacetophenone (CAS 898784-09-3)
- 2-(2-Bromo-4-formyl-6-methoxyphenoxy)acetonitrile (CAS 832674-68-7)
- LV43SY8L8E 17474-44-1 4,4'-Methylenebis(2-nitroaniline) EINECS 241-489-2 UNII-LV43SY8L8E (CAS 17474-44-1)
- 1-(6-(Trifluoromethyl)pyridin-2-yl)piperazine (CAS 127561-18-6)
- 2-Amino-5-methylpyrimidine-4,6(1H,5H)-dione (CAS 55477-35-5)
- 6-Methoxy-2-(methylthio)-N-(piperidin-2-ylmethyl)pyrimidin-4-amine hydrochloride (CAS 1353958-30-1)
- 4,5-dimethyloxolan-3-one (CAS 90238-77-0)
- Biotinyl-S6 Phosphate Acceptor Peptide trifluoroacetate salt (CAS 1815618-12-2)
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