(Chloromethyl)diphenylphosphine oxide CAS 1806-49-1
| CAS No. | 1806-49-1 |
| Molecular Formula | C13H12ClOP |
| Molecular Weight | 250.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(Chloromethyl)diphenylphosphine oxide (CAS 1806-49-1), molecular formula C13H12ClOP and molecular weight 250.66 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (Chloromethyl)diphenylphosphine oxide (C13H12ClOP) contains organophosphorus functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.5, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 250.66 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures (Chloromethyl)diphenylphosphine oxide 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 | C13H12ClOP |
| Molecular Weight | 250.66 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 6-Chloro-4-hydroxy-5-phenylpyridin-2(1H)-one (CAS 32265-03-5)
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- Chloro(crotyl)(tri-tert-butylphosphine)palladium(II) (CAS 1334497-00-5)
- CAS 2417370-08-0 (CAS 2417370-08-0)
- Benzoic acid, 4-(2-benzothiazolylmethoxy)- (CAS 229641-87-6)
- Melamine-15N3 (CAS 287476-11-3)
- 2-(3-Amino-4-fluorophenyl)-3-chloro-5-(trifluoromethyl)pyridine 1-oxide (CAS 1823184-17-3)
- 1-Methyl-4-nitro-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazol-3-amine (CAS 1429417-71-9)
- 2-(Aminomethyl)-3-(difluoromethyl)-5-iodo-4-nitropyridine (CAS 1807097-17-1)
- Semaglutide Impurity 192 (CAS CATO-C4X-2226192)
Why CATO?
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