Bromo-PEG1-CH2-Boc CAS 157759-50-7
| CAS No. | 157759-50-7 |
| Molecular Formula | C8H15BrO3 |
| Molecular Weight | 239.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, Bromo-PEG1-CH2-Boc is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 239.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Bromo-PEG1-CH2-Boc (CAS 157759-50-7), molecular formula C8H15BrO3 and molecular weight 239.11 g/mol, is a CATO reference standard with documented purity and traceability.
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 Bromo-PEG1-CH2-Boc 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 | C8H15BrO3 |
| Molecular Weight | 239.11 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 2002 |
| Halogen Content | Br-containing |
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- 7-(3-Hydroxypropyl)-3-iodo-1H-indazol-6-ol (CAS 2767589-70-6)
- Tert-butyl n-[3-(aminomethyl)pentan-3-yl]carbamate (CAS 1343356-44-4)
- Avanafil Impurity 96 (CAS 1643811-19-1)
- 1-Methyl-3-(3-methylbut-3-en-1-yl)benzene (CAS 113947-88-9)
- N-((1,5-dihydrobenzo[e][1,3]dioxepin-3-yl)methyl)-4-methoxyaniline (CAS 312585-47-0)
- Netupitant Impurity H (CAS 115309-58-5)
- 1H-INDOLE-2-CARBONITRILE, 6-(PHENYLMETHOXY)- (CAS 933474-36-3)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788679)
Why CATO?
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