Pyridostigmine Impurity 3 CAS 7500-05-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 7500-05-2 |
| Molecular Formula | I C6H8NO |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Pyridostigmine Impurity 3 (CAS 7500-05-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: I C6H8NO. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | I C6H8NO |
| Molecular Weight | 237.04 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |
Related Pyridostigmine Standards
- Pyridostigmine Bromide (CAS 101-26-8)
- Pyridostigmine (CAS 155-97-5)
- Pyridostigmine-d3 Bromide (CAS 1633751-00-4)
- Pyridostigmine-d6 Bromide (CAS 2375858-08-3)
- Pyridostigmine EP Impurity B Bromide (CAS 31034-86-3)
- Pyridostigmine Impurity 2 (CAS 4685-07-8(free base))
- Pyridostigmine Bromide EP Impurity A (CAS 51581-32-9)
- Pyridostigmine Bromide Hydroxy Impurity (CAS 587-32-6)
Recommended Standards
- Vericiguat Impurity 73 (CAS CATO-C4X-289673)
- Istradefylline Impurity 13 (CAS 14436-34-1)
- 359-40-0 Ethanedioyl difluoride Oxalyl difluoride Oxalyl fluoride 4-02-00-01853 (Beilstein Handbook Reference) BRN 1743349 Difluorid kyseliny stavelove [Czech] EINECS 206-630-4 TL 108 Difluorid kyseliny stavelove (CAS 359-40-0)
- 4-Cyclopropoxy-5-ethyl-2-isopropylpyridine (CAS 1243474-69-2)
- Anthracen-2-ylmethanol (CAS 22863-82-7)
- (S)-2-formamidohexanoic acid (CAS 133388-96-2)
- Acetyl-(Leu28·31)-Neuropeptide Y (24-36) (CAS 155709-24-3)
Why CATO?
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