4-Chlorobutylphosphonic acid CAS 7582-38-9
| CAS No. | 7582-38-9 |
| Molecular Formula | C4H10ClO3P |
| Molecular Weight | 172.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Chlorobutylphosphonic 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.
4-Chlorobutylphosphonic acid (CAS 7582-38-9) is a high-purity analytical reference standard with the molecular formula C4H10ClO3P and a molecular weight of 172.55 g/mol.
Structurally, 4-Chlorobutylphosphonic acid (C4H10ClO3P) contains a phosphonate group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of -0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 172.55 g/mol, it falls into the medium-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.
Physical & Chemical Properties
| Molecular Formula | C4H10ClO3P |
| Molecular Weight | 172.55 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Cl-containing |
Recommended Standards
- 5-Chloro-8-fluoro[1,2,4]triazolo[4,3-c]pyrimidine (CAS 1417360-98-5)
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- 6-Chloro-8-fluorotetrazolo[1,5-a]pyridine (CAS 1255574-42-5)
- Diethyl chlorophosphate (CAS 814-49-3)
- 3-[(2-Fluorophenyl)methyl]-4-azaspiro[bicyclo[2.2.2]octane-2,2'-oxirane] (CAS 477871-69-5)
- 2-(((1R,4r)-4-(((benzyloxy)carbonyl)amino)cyclohexyl)amino)acetic acid (CAS 1560314-18-2)
- 3-(2-Fluorophenyl)-5-((1-(styrylsulfonyl)piperidin-3-yl)methyl)-1,2,4-oxadiazole (CAS 1706503-50-5)
- cis-Fmoc-Pro(4-N3)-OH (CAS 263847-08-1)
- 1-((5-Chloro-1,3-dimethyl-1H-pyrazol-4-yl)sulfonyl)-4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperazine (CAS 318247-34-6)
- Methyl (2S,4S)-4-(3-methoxyphenoxy)-2-pyrrolidinecarboxylate (CAS 1217691-14-9)
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- 1-(2-Pyridyl)cyclopropanol (CAS 138835-98-0)
- Pyrazolo[1,5-a]pyridine-3,5-diamine (CAS 340961-91-3)
- Myosin Kinase Inhibiting Peptide (CAS 119386-39-9)
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