Tamoxifen Impurity 1 CAS 76117-70-9
| CAS No. | 76117-70-9 |
| Molecular Formula | C28H31NO3 |
| Molecular Weight | 429.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Tamoxifen Impurity 1 (C28H31NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 429.55 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies Tamoxifen Impurity 1 (CAS 76117-70-9), a certified reference material (molecular formula C28H31NO3, MW 429.55 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Tamoxifen Impurity 1 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C28H31NO3 |
| Molecular Weight | 429.55 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 1 |
Related Tamoxifen Standards
- Tamoxifen EP Impurity B (CAS 748-97-0)
- Tamoxifen N-Oxide (CAS 75504-34-6)
- Tamoxifen impurity 19 (CAS CATO-C4X-123319)
- Tamoxifen Impurity 15 (CAS 157698-32-3)
- Tamoxifen Citrate Impurity 25 (CAS 114828-90-9)
- Tamoxifen 2-Isomer (CAS 7728-73-6)
- Tamoxifen EP Impurity A (CAS 13002-65-8)
- Tamoxifen Impurity 29 (CAS CATO-C4X-123329)
Recommended Standards
- Methyl 4-(4-heptylphenyl)-2-methyl-5-oxo-4,5-dihydro-1H-indeno[1,2-b]pyridine-3-carboxylate (CAS 439110-72-2)
- 3625-06-7 4-(Ethyl(2-(4-methoxyphenyl)-1-methylethyl)amino)butyl 3,4-dimethoxybenzoate 4-(ethyl-(4-methoxy-alpha-methylphenethyl)aminobutyl) veratrate 4-(ethyl{1-methyl-2-[4-(methyloxy)phenyl]ethyl}amino)butyl 3,4-bis(methyloxy)benzoate 4-[ethyl-[1-(4-methoxyphenyl)propan-2-yl]amino]butyl 3,4-dimethoxybenzoate Arluy Arluy (TN) Benzoic acid, 3,4-dimethoxy-, 4-(ethyl(2-(4-methoxyphenyl)-1-methylethyl)amino)butyl ester Benzoic acid, 3,4-dimethoxy-, 4-[ethyl[2-(4-methoxyphenyl)-1-methylethyl]amino]butyl ester Benzoic acid, 3,4-dimethoxy-, {4-[ethyl[2-(4-methoxyphenyl)-1-methylethyl]amino]butyl} ester D0VU8Q Mebeverina Mebeverina [INN-Spanish] Mebeverine Mebeverine (INN) Mebeverine (USAN)(*hydrochloride*) Mebeverine [INN:BAN] Mebeverinum Mebeverinum [INN-Latin] Veratric acid, 4-((ethyl(p-methoxy-.alpha.-methylphenethyl))amino)butyl ester Veratric acid, 4-((ethyl(p-methoxy-alpha-methylphenethyl))amino)butyl ester Veratric acid, 4-[ethyl(p-me (CAS 3625-06-7)
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Why CATO?
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