4-[4-(Methanesulfonyloxy)-1-butynyl]-α,α-di(methyl)benzeneacetic Acid, Methyl Ester CAS 154825-94-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 154825-94-2 |
| Molecular Formula | C16H20O5S |
| Molecular Weight | 324.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-[4-(Methanesulfonyloxy)-1-butynyl]-α,α-di(methyl)benzeneacetic Acid, Methyl Ester (CAS 154825-94-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H20O5S. Molecular weight: 324.39 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C16H20O5S |
| Molecular Weight | 324.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Sulfur Atoms | 1 |
Related Methanesulfonyloxy Standards
- 4-[4-(Methanesulfonyloxy)-1-butynyl]-a,a-di(methyl-d3)benzeneacetic Acid, Methyl Ester (CAS 1020719-58-7)
- Benzyl 2-[(methanesulfonyloxy)methyl]pyrrolidine-1-carboxylate (CAS 317830-92-5)
- Benzyl 4-(methanesulfonyloxy)piperidine-1-carboxylate (CAS 199103-19-0)
- 4-[(2-Methanesulfonyloxy-ethyl)-methyl-amino]-piperidine-1-carboxylic acid tert-butyl ester (CAS 1447123-00-3)
- 1,2,4-Tris(methanesulfonyloxy)butane (CAS 108963-16-2)
- (R)-3-Methanesulfonyloxy-pyrrolidine-1-carboxylic acid tert-butyl ester (CAS 141699-57-2)
- 3-(Methanesulfonyloxy)propyl methanesulfonate (CAS 15886-84-7)
- Methyl 2-(1-[(methanesulfonyloxy)-methyl]cyclopropyl)acetate (CAS 170721-48-9)
Recommended Standards
- N-(4-(Benzyl(methyl)amino)but-2-yn-1-yl)-2-(4-fluorophenyl)acetamide (CAS 1396577-96-0)
- 2-(3-Fluorophenyl)-5-((4-methylpiperidin-1-yl)methyl)benzo[d]oxazole (CAS 1706443-79-9)
- Tert-butyl 3-amino-4-(3-fluoro-4-methoxyphenyl)piperidine-1-carboxylate (CAS 1354951-57-7)
- 1-(4-fluorophenyl)pyrazole (CAS 81329-32-0)
- Tert-butyl 4-(2h-pyrazolo[3,4-d]pyrimidin-4-yl)piperazine-1-carboxylate (CAS 245450-02-6)
- Benazoline Oxalate Salt (CAS 1021868-82-5)
- 2-(4-Oxo-1-(trifluoromethyl)cyclohexyl)acetonitrile (CAS 2770347-78-7)
- 5-Chloro-2-((trimethylsilyl)ethynyl)pyridine (CAS 132308-18-0)
- 6-((3-Fluorobenzyl)thio)-3-(pyridin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 868969-08-8)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
Why CATO?
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