2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid CAS 60239-22-7
| CAS No. | 60239-22-7 |
| Molecular Formula | C18H32N4O8 |
| Molecular Weight | 432.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid (CAS 60239-22-7), a certified reference material (molecular formula C18H32N4O8, MW 432.47 g/mol) for analytical method development and quality control.
The molecular framework of 2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid (C18H32N4O8) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid 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 | C18H32N4O8 |
| Molecular Weight | 432.47 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 4 |
Related Tetraazacyclotetradecane Standards
- 1,1'-(1,4,8,11-tetraazacyclotetradecane-1,8-diyl)bis(2,2,2-trifluoroethanone) (CAS 548488-50-2)
- 2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetrakis(N,N-dimethylacetamide) (CAS 345612-68-2)
- 1-Benzyl-1,4,8,11-tetraazacyclotetradecane (CAS 132723-93-4)
- 41203-22-9 1,4,8,11-Tetraazacyclotetradecane, 1,4,8,11-tetramethyl- 1,4,8,11-Tetramethyl-1,4,8,11-tetrazacyclotetradecane (CAS 41203-22-9)
- 4,4',4'',4'''-((1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetrakis(methylene))tetrabenzoic acid (CAS 1886010-85-0)
- 2,2',2'',2'''-(1,4,8,11-Tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid hydrochloride hydrate (1:4:x) (CAS 339091-75-7)
- 2,2',2'',2'''-(1,4,8,11-tetraazacyclotetradecane-1,4,8,11-tetrayl)tetraacetic acid tetrahydrochloride tetrahydrate (CAS 314041-07-1)
Recommended Standards
- 1-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)azepan-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 2137578-44-8)
- 2-[4-(4-Nitrophenyl)piperazin-1-yl]-N-(4-phenoxyphenyl)acetamide (CAS 882080-62-8)
- (E)-4-(3-(2,3,4-trimethoxyphenyl)acryloyl)phenyl 4-methylbenzoate (CAS 306730-05-2)
- 4-((2,4-Dihydroxybenzylidene)amino)-2-(3,4-dimethoxyphenethyl)isoindolin-1-one (CAS 882747-50-4)
- 5-(4-Fluorophenyl)-2-mercapto-3-(2-methoxyethyl)thieno[2,3-d]pyrimidin-4(3h)-one (CAS 743452-38-2)
- 6-(iodomethyl)-6-methyl-2-methylsulfonyl-5-oxaspiro[3.4]octane (CAS 2150221-10-4)
- 5-Ethynyl-2-azabicyclo[4.1.0]Heptane (CAS 2387595-85-7)
- 1-(1-(5-Phenylpent-1-yn-1-yl)cyclohexyl)piperidine (CAS 1404592-45-5)
- 1-(4-Bromophenyl)-2-((2,6-dimethylpyrimidin-4-yl)thio)ethanone (CAS 87273-12-9)
- 6-(4-Chloro-3-nitrophenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxylic acid (CAS 1437481-63-4)
- 2-Chloro-4-(4-fluorophenyl)-1,3,5-triazine (CAS 1053658-58-4)
- N-(5-Amino-2-methoxyphenyl)-2-[4-(tert-butyl)-phenoxy]acetamide (CAS 1020055-55-3)
- (3-Cyano-4,5-difluorophenyl)boronic acid (CAS 2199440-57-6)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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