Carbamazepine Impurity 38 CAS 104746-03-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 104746-03-4 |
| Molecular Formula | C15H14N2O2 |
| Molecular Weight | 254.28 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Carbamazepine Impurity 38 (CAS 104746-03-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H14N2O2. Molecular weight: 254.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H14N2O2 |
| Molecular Weight | 254.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
Related Carbamazepine Standards
- Carbamazepine 10,11-Epoxide-d2 (Major) (CAS 1185025-41-5)
- Carbamazepine Impurity 21 (CAS CATO-C4X-118121)
- Carbamazepine 10,11-Epoxide-13C,d2 (Major)(Discontinued. See C175854.) (CAS 1189497-48-0)
- Carbamazepine EP Impurity F (CAS 33948-22-0)
- Carbamazepine Impurity 35 (CAS 68011-66-5)
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- Carbamazepine Impurity 10 (2-Methyl Carbamazepine) (CAS 70401-32-0)
Recommended Standards
- 10,11-Dihydro-10-Hydroxy Carbamazepine (CAS 29331-92-8)
- Terbutaline impurity 68 (CAS CATO-C4X-118368)
- Eslicarbazepine (CAS 104746-04-5)
- Ethambutol Impurity 15 (CAS CATO-C4X-189415)
- Glycopyrronium Bromide Impurity 7 (CAS 1404453-68-4)
- N-(prop-2-yn-1-yl)cycloheptanamine (CAS 892596-84-8)
- Methyl 4-(4-(tert-butyl)phenoxy)-3-nitrobenzoate (CAS 339105-08-7)
- 6-Chloro-2,4-bis(2-chlorophenyl)-3-(4-chlorophenyl)-3,4-dihydroquinazolin-4-ol (CAS 77549-04-3)
- (R)-3-Fluoropiperidine (CAS 762224-02-2)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
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