Bromoacetamido-PEG8-acid CAS 1698019-89-4
| CAS No. | 1698019-89-4 |
| Molecular Formula | C21H40BrNO11 |
| Molecular Weight | 562.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Bromoacetamido-PEG8-acid 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.
Bromoacetamido-PEG8-acid (CAS 1698019-89-4), molecular formula C21H40BrNO11 and molecular weight 562.45 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Bromoacetamido-PEG8-acid (C21H40BrNO11) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 562.45 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C21H40BrNO11 |
| Molecular Weight | 562.45 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromoacetamido Standards
- 5-[Bromoacetamido]tetramethylrhodamine (CAS 166442-38-2)
- 6-[Bromoacetamido]tetramethylrhodamine (CAS 166442-39-3)
- Bromoacetamido-PEG8-Boc (CAS 2055041-16-0)
- Bromoacetamido-PEG4-NHS ester (CAS 1260139-70-5)
- Bromoacetamido-PEG4-C2-Boc (CAS 1807521-00-1)
- Bromoacetamido-PEG5-azide (CAS 1415800-37-1)
- Bromoacetamido-PEG3-NH-Boc (CAS 1421933-39-2)
- Bromoacetamido-PEG3-C2-Boc (CAS 1807537-33-2)
Recommended Standards
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- Bosutinib Impurity 31 (CAS CATO-C4X-184731)
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- 2-(5-Bromo-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)acetic acid (CAS 31385-63-4)
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- 2-(Methylthio)benzo[d]oxazole-7-methanol (CAS 1803744-30-0)
- Ethyl 2-(9-bromo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-5-yl)acetate (CAS 1165946-52-0)
- (3-((tert-Butoxycarbonyl)amino)-5-cyanophenyl)boronic acid (CAS 2399423-36-8)
- Protein Kinase C (alpha) Peptide (CAS 159939-84-1)
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