21-Chloro-3,6,9,12,15-pentaoxahenicosan-1-ol CAS 1355956-01-2
| CAS No. | 1355956-01-2 |
| Molecular Formula | C16H33ClO6 |
| Molecular Weight | 356.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 356.88 g/mol gives 21-Chloro-3,6,9,12,15-pentaoxahenicosan-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
21-Chloro-3,6,9,12,15-pentaoxahenicosan-1-ol (CAS 1355956-01-2), molecular formula C16H33ClO6 and molecular weight 356.88 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 21-Chloro-3,6,9,12,15-pentaoxahenicosan-1-ol (C16H33ClO6) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 0.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 356.88 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 21-Chloro-3,6,9,12,15-pentaoxahenicosan-1-ol 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 | C16H33ClO6 |
| Molecular Weight | 356.88 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 1,2,3-Tris(bromomethyl)benzene (CAS 370069-67-3)
- 4-(4-Chloro-1H-indazol-1-yl)-4-oxobutanoic acid (CAS 902938-00-5)
- 1-(3-Fluorophenyl)-2-(hydroxyimino)propan-1-one (CAS 395-07-3)
- Prazosin RC 3 (Base) (CAS 142716-85-6)
- Flumethasone Impurity 5 (CAS CATO-C4X-19105)
- 1-(3-Fluorobenzyl)-4-iodo-1H-pyrazole (CAS 1342965-43-8)
- 2,3-Dihydro-1H-benzo[d]pyrrolo[1,2-a]imidazol-1-ol (CAS 137076-20-1)
- 4-Chloro-2-(methylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 1173282-66-0)
- N-(3-methoxypropyl)tetrahydro-2H-pyran-4-amine (CAS 887589-01-7)
- 2,4-dinitrophenylhydrazine phosphate solution (CAS 125038-14-4)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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