Theophylline Impurity 2 CAS 6136-37-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 6136-37-4 |
| Molecular Formula | C6H6N4O2 |
| Molecular Weight | 166.14 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Theophylline Impurity 2 (CAS 6136-37-4) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C6H6N4O2. Molecular weight: 166.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H6N4O2 |
| Molecular Weight | 166.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
Related Theophylline Standards
- Theophylline EP Impurity B (CAS 1076-22-8)
- Theophylline Impurity 8 (CAS 5309-70-6)
- Theophylline Impurity 43 (CAS 63125-83-7)
- Theophylline Impurity 3 (CAS 40012-14-4)
- Theophylline EP Impurity D (CAS 6736-40-9)
- Theophylline Impurity 27 (CAS 15837-08-8)
- Theophylline-1,3-15N2,13C (CAS 1246816-25-0)
- Theophylline-1,3-15N2-2-13C, 98% (CP) (CAS 84718-95-6)
Recommended Standards
- 4-(trifluoromethyl)-1-cyclohexanone 4-(trifluoromethyl)cyclohexan-1-one 75091-99-5 A838323 (CAS 75091-99-5)
- 56734-74-8 2-(trifluoromethyl)cyclohexanone DTXSID80380534 (CAS 56734-74-8)
- 7-Methylxanthine (CAS 552-62-5)
- Prasugrel Impurity 28 (CAS CATO-C4X-108628)
- Peramivir Impurity 4 (CAS 1236057-55-8)
- (4-Oxo-3-{[3-(trifluoromethyl)benzoyloxy]methyl}-3,4-dihydro-2H-1-benzothiopyran-3-yl)methyl 3-(trifluoromethyl)benzoate (CAS 338755-74-1)
- Ethyl 3-(Benzylamino)propionate (CAS 23583-21-3)
- n-((1,2,3-Thiadiazol-4-yl)methyl)-1-methoxybutan-2-amine (CAS 1342442-38-9)
- Eicosapentaenoic Acid-d5 (CAS 1197205-73-4)
- 110207-62-0 Acetyl-Cholecystokinin Octapeptide (2-8) (sulfated) MFCD00133565 (CAS 110207-62-0)
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