Sulfuric acid, monoethenyl ester, homopolymer CAS 25191-25-7
| CAS No. | 25191-25-7 |
| Molecular Formula | - |
| Molecular Weight | 124.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Sulfuric acid, monoethenyl ester, homopolymer (CAS 25191-25-7), molecular formula N/A and molecular weight 124.12 g/mol, is a CATO reference standard with documented purity and traceability.
Sulfuric acid, monoethenyl ester, homopolymer is supplied as a fully characterized reference material; its structural identity, assigned purity, and stability data are documented in the batch-specific Certificate of Analysis (COA).
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 | C2H4A2O4S |
| Molecular Weight | 124.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1964 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Aminoiminomethanesulfonic Acid (CAS 1184-90-3)
- 1,3,2-Dioxathiolane 2,2-Dioxide (CAS 1072-53-3)
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- 2,2-Difluorobutane-1,4-Diamine (CAS 113741-09-6)
- Disodium 3-hydroxy-4-(4-nitrophenyl)azonaphthalene-2,7-disulphonate (CAS 7143-21-7)
- N-(4-Cyanophenyl)-4-[2-nitro-4-(trifluoromethyl)phenyl]-1,4-diazepane-1-carbothioamide (CAS 900019-60-5)
- 3-(3-Chloro-4-methylphenyl)-2-hydroxypyridine (CAS 1261938-38-8)
- (1E)-2-Chloro-N-[(4-morpholin-4-yl-4-oxobutanoyl)oxy]ethanimidamide (CAS 1119452-85-5)
- 5-(2-Hydroxyethyl)picolinic acid (CAS 1935160-09-0)
- 2-Chloro-5-(chloromethyl)-4-(difluoromethyl)-3-fluoropyridine (CAS 1805059-60-2)
- N-Isopropyl-N-methylpiperidin-3-amine (CAS 1096842-40-8)
- 5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dithiine (CAS 623573-55-7)
- 5-Methyl-N-(piperidin-4-yl)-1,2-oxazole-4-carboxamide (CAS 1098350-30-1)
- Insulin Glargine (CAS 160337-95-1)
Why CATO?
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