Formoterol Impurity 27 CAS 43229-68-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 43229-68-1 |
| Molecular Formula | C32H36N2O3 |
| Molecular Weight | 496.64 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Formoterol Impurity 27 (CAS 43229-68-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C32H36N2O3. Molecular weight: 496.64 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C32H36N2O3 |
| Molecular Weight | 496.64 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store in a cool place (≤25°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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 2 |
Related Formoterol Standards
- Formoterol Impurity 74 (CAS CATO-C4X-152574)
- Formoterol Impurity 76 (CAS CATO-C4X-152576)
- Formoterol Impurity 73 (CAS CATO-C4X-152573)
- rac Formoterol 1-O-β-D-Glucuronide (CAS 250336-07-3)
- Formoterol Impurity 14 (CAS 615551-59-2)
- Formoterol Impurity 16 (CAS CATO-C4X-152516)
- Formoterol Impurity 25 (CAS CATO-C4X-152525)
- Formoterol impurity 143 (CAS CATO-C4X-1525143)
Recommended Standards
- Indacaterol Impurity 31 (CAS CATO-C4X-150031)
- TCO-PEG3-TCO (CAS 2243569-22-2)
- Procaine Impurity 20 (CAS CATO-C4X-262320)
- Dutasteride EP Impurity E (Dutasteride 17-alpha-epimer) (CAS 2102935-76-0)
- N-Nitroso Felodipine Impurity 22 (CAS CATO-C4X-109422)
- 3-Formamido-3-(thiophen-2-yl)propanoic acid (CAS 1343846-38-7)
- 1-((4-Hydroxy-2,6-dimethylphenyl)sulfonyl)piperidin-4-ol (CAS 1704068-85-8)
- 5β-Androstane-3α,17α-diol (CAS 5856-10-0)
- 3-Amino-4-bromobenzofuran-2-carbonitrile (CAS 1823931-01-6)
- (Cys2)-Neuropeptide Y-8-aminooctanoyl-(D-Cys27)-Neuropeptide Y (25-32) (H-3298.0500) (CAS 128806-04-2)
Why CATO?
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