9-(2-Bromoethyl)-9H-purin-6-amine CAS 68217-74-3
| CAS No. | 68217-74-3 |
| Molecular Formula | C7H8BrN5 |
| Molecular Weight | 242.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 242.08 g/mol gives 9-(2-Bromoethyl)-9H-purin-6-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
9-(2-Bromoethyl)-9H-purin-6-amine (CAS 68217-74-3) is a high-purity analytical reference standard with the molecular formula C7H8BrN5 and a molecular weight of 242.08 g/mol.
Based on its molecular formula C7H8BrN5, 9-(2-Bromoethyl)-9H-purin-6-amine contains a nitrile group, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 242.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H8BrN5 |
| Molecular Weight | 242.08 g/mol |
| Appearance | Off-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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 5 |
Related Bromoethyl Standards
- 3-(2-Bromoethyl)-5-fluoro-1H-indole (CAS 127561-10-8)
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Recommended Standards
- 8-Bromo-9-ethyl-9H-purin-6-amine (CAS 21031-79-8)
- Ibrutinib Impurity 51 (CAS CATO-C4X-106451)
- 6-Chloro-5-methoxy-3-pyridinesulfonyl chloride (CAS 75720-93-3)
- 2-Bromobenzo[d]thiazole-6-carbaldehyde (CAS 1025452-30-5)
- 5-(Chlorosulfonyl)-2-hydroxy-4-methylbenzoic acid (CAS 926270-90-8)
- Ethyl 5-amino-4-bromo-1-(sec-butyl)-1H-pyrazole-3-carboxylate (CAS 1427013-82-8)
- N-Benzylidenenaphthalen-2-amine (CAS 891-32-7)
- 2-Amino-5-methyl-1,3-benzothiazol-6-yl thiocyanate (CAS 21615-35-0)
- 3,5-Dibromobenzoic acid (CAS 618-58-6)
- 1,1,2,3,3-Pentachloropropane (CAS 15104-61-7)
- rac N-Desmethyl Mephenytoin (CAS 631-07-2)
- (1S)-1-(5-Methylpyrazin-2-yl)-2,5-diazabicyclo[2.2.1]heptane (CAS 174823-41-7)
- 4-(tert-Butoxycarbonyl)-1-(4,6-dimethylpyrimidin-2-yl)piperazine-2-carboxylic acid (CAS 1261230-04-9)
- Glucagon (19-29) (human, rat, porcine) (CAS 64790-15-4)
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