2-cyclopropyl-1,1,3-trioxo-2,3-dihydro-1$l^{6},2-benzothiazole-6-carboxylic acid CAS 1082558-21-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1082558-21-1 |
| Molecular Formula | C11H9NO5S |
| Molecular Weight | 267.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-cyclopropyl-1,1,3-trioxo-2,3-dihydro-1$l^{6},2-benzothiazole-6-carboxylic acid (CAS 1082558-21-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H9NO5S. Molecular weight: 267.26 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H9NO5S |
| Molecular Weight | 267.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related cyclopropyl Standards
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- 3-Benzyl-1-cyclopropyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile (CAS 519056-48-5)
- 6-Cyclopropyl-1-(2,2-difluoroethyl)-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1018143-42-4)
- 4-(1-Cyclopropyl-6-fluoro-1h-1,3-benzodiazol-2-yl)aniline (CAS 1354952-46-7)
- 3-Cyclopropyl-1-[(2,6-dichlorophenyl)methyl]-1H-pyrazole (CAS 956780-00-0)
- 3-(5-Cyclopropyl-3-(trifluoromethyl)-1h-pyrazol-1-yl)propanoyl chloride (CAS 1006473-01-3)
- (2-(((5-Cyclopropyl-1,2,4-oxadiazol-3-yl)methyl)thio)-1-methyl-1h-imidazol-5-yl)methanol (CAS 1376310-20-1)
- 4-Cyclopropyl-1-(2-methylphenyl)-1,6-dihydro-7H-pyrazolo[3,4-d]pyridazin-7-one (CAS 1105197-37-2)
Recommended Standards
- 4-(1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)but-2-enoic acid (CAS 10295-14-4)
- 5-[4-(Methylsulfonyl)phenyl]isoxazole-3-carboxylic Acid (CAS 1082821-82-6)
- Cinoxacin-D5 (CAS 2732985-25-8)
- 2,4-Difluoro-N-(2-fluorobenzyl)aniline (CAS 1019514-24-9)
- Ethyl (Z)-2-chloro-2-(2-(4-chloro-2-nitrophenyl)hydrazono)acetate (CAS 112091-27-7)
- 2-Propenoic acid, polymer with ethenylbenzene and N-(ethoxymethyl)-2-propenamide (CAS 71394-11-1)
- tert-Butyl 4-(dimethylcarbamoyl)piperazine-1-carboxylate (CAS 215453-81-9)
- n-(3-Aminophenyl)thiophene-2-carboxamide (CAS 39880-85-8)
- 2-(7-Methoxy-2,3-dihydrobenzo[f][1,4]thiazepin-4(5H)-yl)-2-oxoacetic acid (CAS 865433-00-7)
- Semaglutide Impurity 164 (CAS CATO-C4X-2226164)
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