1,4,5,8-Tetraamino-2-bromo-7-(pentyloxy)anthracene-9,10-dione CAS 88603-41-2
| CAS No. | 88603-41-2 |
| Molecular Formula | C19H21BrN4O3 |
| Molecular Weight | 433.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C19H21BrN4O3, 1,4,5,8-Tetraamino-2-bromo-7-(pentyloxy)anthracene-9,10-dione contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 433.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1,4,5,8-Tetraamino-2-bromo-7-(pentyloxy)anthracene-9,10-dione (CAS 88603-41-2), molecular formula C19H21BrN4O3 and molecular weight 433.30 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1,4,5,8-Tetraamino-2-bromo-7-(pentyloxy)anthracene-9,10-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C19H21BrN4O3 |
| Molecular Weight | 433.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Tetraamino Standards
- 1,4,5,8-Tetraamino-2-bromo-6-phenoxyanthracene-9,10-dione (CAS 88601-88-1)
- 1,4,5,8-Tetraamino-2-bromo-7-phenoxyanthracene-9,10-dione (CAS 88603-02-5)
- 1,4,5,8-Tetraamino-2,7-bis(pentyloxy)anthracene-9,10-dione (CAS 88601-65-4)
- 1,4,5,8-Tetraamino-2,7-bis(2-ethoxyethoxy)anthracene-9,10-dione (CAS 88601-72-3)
- 1,4,5,8-Tetraamino-2,7-bis(3-methoxypropoxy)anthracene-9,10-dione (CAS 88601-74-5)
- 1,4,5,8-Tetraamino-2,7-bis(butylthio)anthracene-9,10-dione (CAS 88605-75-8)
- 1,4,5,8-Tetraamino-2-bromo-6-butoxyanthracene-9,10-dione (CAS 88602-92-0)
- 1,4,5,8-Tetraamino-2-bromo-7-butoxyanthracene-9,10-dione (CAS 88603-37-6)
Recommended Standards
- (2E)-4,4,4-Trifluoro-N-(4-methoxyphenyl)-3-oxo-2-{2-[3-(trifluoromethyl)phenyl]hydrazin-1-ylidene}butanamide (CAS 866130-99-6)
- 2-((1-Cyanocyclohexyl)(methyl)amino)-2-oxoethyl 5-bromo-3-methylbenzofuran-2-carboxylate (CAS 874641-11-9)
- 1,4-Dihydro-5-[5-bromoacetyl)-2-ethoxyphenyl]-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one (CAS 147676-94-6)
- 4-[(1E)-3-(4-Chlorophenyl)-3-oxoprop-1-en-1-yl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-95-8)
- Cyclododecanone O-(4-methylbenzoyl) oxime (CAS 329079-00-7)
- (4-Chloro-2-methylphenyl)(4-chlorophenyl)methanamine (CAS 1335304-50-1)
- (2-Iodophenyl)(phenyl)methanol (CAS 134456-76-1)
- 2,6-Bis(Trifluoromethyl)-4-Pyrimidinamine (CAS 717-61-3)
- Varenicline Impurity 18 (CAS 230615-70-0)
- tert-Butyl 1-amino-1H-pyrazole-4-carboxylate (CAS 2241131-32-6)
- Tert-butyl 5-hydroxytetrahydro-2H-pyran-2-carboxylate (CAS 1629145-46-5)
- 5-Bromo-N,N,4,6-tetramethylpyridin-2-amine (CAS 627098-10-6)
- 8-Methoxy-2-phenylquinazolin-4(3H)-one (CAS 172462-89-4)
- Liraglutide Impurity 30 (CAS CATO-C4X-199230)
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