Carboxy-PEG2-sulfonic acid CAS 1817735-45-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1817735-45-7 |
| Molecular Formula | C7H14O7S |
| Molecular Weight | 242.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Carboxy-PEG2-sulfonic acid (CAS 1817735-45-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H14O7S. Molecular weight: 242.25 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H14O7S |
| Molecular Weight | 242.25 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1995 |
| Sulfur Atoms | 1 |
Related Carboxy Standards
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Recommended Standards
- 4-Cyclopropyl-2-(methylsulfonyl)pyrimidine-5-carboxylic acid (CAS 1782798-37-1)
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- Methyl 3-[(5-nitropyridin-2-yl)thio]propanoate (CAS 176658-24-5)
- 1-(5-Chloro-2-methylphenyl)propan-1-one (CAS 1193779-97-3)
- 4-Amino-2-bromobenzenethiol (CAS 15178-54-8)
- 1-[(4-fluorophenyl)methyl]piperidin-3-ol hydrochloride (CAS 1798779-55-1)
- 4-(4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 400085-70-3)
- (1S,2R,4S,5R)-2-((S)-Hydroxy(6-methoxyquinolin-4-yl)methyl)-1-(2-oxo-2-(tritylamino)ethyl)-5-vinylquinuclidin-1-ium bromide (CAS 2937392-24-8)
- 2-Chloro-4-(trifluoromethoxy)benzonitrile (CAS 874482-94-7)
- Insulin Degludec impurity 4 (CAS CATO-C4X-21574)
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 13829788188 / jacky.chen@cato-chem.com