Thioctic acid Impurity 39 CAS 5238-48-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 5238-48-2 |
| Molecular Formula | C8H15ClO2S |
| Molecular Weight | 210.72 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Thioctic acid Impurity 39 (CAS 5238-48-2), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H15ClO2S. Molecular weight: 210.72 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H15ClO2S |
| Molecular Weight | 210.72 g/mol |
| Purity | >95% |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Thioctic Standards
- Thioctic acid Impurity 38 (CAS 5238-47-1)
- Thioctic Acid Impurity 4 (CAS 119365-69-4)
- Thioctic Acid EP Impurity B (CAS 462-20-4)
- Thioctic acid Impurity 70 (CAS CATO-C4X-152670)
- Thioctic Acid Impurity N8 (CAS 41443-60-1)
- Thioctic acid impurity 60 (CAS 105484-55-7)
- Thioctic acid (CAS 1077-28-7)
- Thioctic acid Impurity 5 (CAS 3206-73-3)
Recommended Standards
- 1-(chloromethyl)-2,4-bis(propan-2-yl)benzene (CAS 122776-87-8)
- (4-Methylphenyl)methanesulfonyl chloride; 4-Methylbenzenemethanesulfonyl chloride; p-Methyl-|A-toluenesulfonyl chloride; p-Tolylmethanesulfonyl chloride 51419-59-1 AB1005513 (CAS 51419-59-1)
- 1-(1-Chloro-3-methylbutyl)-4-ethylbenzene (CAS 1406246-94-3)
- Nicardipine Impurity 34 (CAS CATO-C4X-171034)
- Salbutamol Sulfate EP Impurity L HCl (CAS 898542-81-9（free base）)
- 6-chloro-1H-indazole-5-carbonitrile (CAS 1312008-67-5)
- 4-Hydroxy Metsulfuron-Methyl (CAS 102394-28-5)
- 2-Butoxy-1-chloro-3-fluoro-5-nitrobenzene (CAS 1881322-32-2)
- Bis(1-(2,6-diethylphenyl)-3,5,5-trimethyl-3-phenylpyrrolidin-2-ylidene)(3-phenyl-1H-inden-1-ylidene)ruthenium(II) dichloride (CAS 2055540-61-7)
- Semaglutide impurity 22(OtBu-Ste-γGlu(OtBu)-AEEA-AEEA-OH) (CAS 1118767-16-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com