m-PEG5-triethoxysilane CAS 2243566-42-7
| CAS No. | 2243566-42-7 |
| Molecular Formula | C21H45NO9Si |
| Molecular Weight | 483.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 483.67 g/mol gives m-PEG5-triethoxysilane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
m-PEG5-triethoxysilane (CAS 2243566-42-7), molecular formula C21H45NO9Si and molecular weight 483.67 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, m-PEG5-triethoxysilane is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 483.67 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures m-PEG5-triethoxysilane 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 | C21H45NO9Si |
| Molecular Weight | 483.67 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Benzyl (2S,4S)-4-((tert-butyldimethylsilyl)oxy)-2-(4-(methoxycarbonyl)phenyl)piperidine-1-carboxylate (CAS 2408761-19-1)
- Ebastine EP Impurity E (CAS 1312211-93-0)
- Benzyl (2R,4S)-4-((tert-butyldimethylsilyl)oxy)-2-(4-(methoxycarbonyl)phenyl)piperidine-1-carboxylate (CAS 2408761-24-8)
- [S(R)]-N-[(S)-[2-(Dicyclohexylphosphino)phenyl]phenylmethyl]-2-methyl-2-propanesulfinamide (CAS 1595319-99-5)
- 4,4'-Dioctyl-2,2'-bithiophene (CAS 120762-66-5)
- 3-(1H-Benzimidazol-1-yl)-N-hydroxypropanimidamide (CAS 4404-30-2)
- Ethyl 2-methyl-3-(3-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanoate (CAS 1341862-54-1)
- (2-Methoxyquinolin-3-yl)methanol (CAS 1038969-22-0)
- 5-Hydroxy-7-methoxy-2,2-dimethylhepta-4,6-dien-3-one (CAS 74628-10-7)
- 5-Acetyl-4-bromothiophen-2-boronic acid (CAS 1256346-41-4)
- 2-Amino-4-cyclobutyl-4-phenyl-1-propyl-1H-imidazol-5(4H)-one (CAS 922497-33-4)
- Gadoxetate impurity 20 (CAS CATO-C4X-261820)
- Atrasentan Impurity 81 (CAS 1058552-23-0)
- Acetyl tetrapeptide-3 (CAS 827306-88-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com