5-(1-(Methylsulfonyl)cyclopropyl)isothiazole-3-carboxylic acid CAS 2828551-21-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2828551-21-7 |
| Molecular Formula | C8H9NO4S2 |
| Molecular Weight | 247.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(1-(Methylsulfonyl)cyclopropyl)isothiazole-3-carboxylic acid (CAS 2828551-21-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H9NO4S2. Molecular weight: 247.29 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H9NO4S2 |
| Molecular Weight | 247.29 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methylsulfonyl Standards
- 2-(1-(Methylsulfonyl)cyclopropyl)thiazole-5-carboxylic acid (CAS 1707668-30-1)
- 2-(Methylsulfonyl)naphtho[1,2-d]oxazole (CAS 866458-99-3)
- 4'-(Methylsulfonyl)-[1,1'-biphenyl]-4-amine (CAS 13244-57-0)
- 4'-(Methylsulfonyl)-[1,1'-biphenyl]-2-amine (CAS 139768-67-5)
- 4'-(Methylsulfonyl)-[1,1'-biphenyl]-3-amine (CAS 893735-88-1)
- N-(Methylsulfonyl)-2-(pyrrolidin-1-ylimino)butanamide (CAS 88465-48-9)
- 1-(Methylsulfonyl)-4-(piperidin-4-yl)piperazine (CAS 349535-17-7)
- 2-(Methylsulfonyl)cyclopentane-1-sulfonyl chloride (CAS 1484455-09-5)
Recommended Standards
- 5-((tert-Butoxycarbonyl)amino)-3-hydroxy-3-methylpentanoic acid (CAS 2354082-06-5)
- 5-(2-Methoxy-2-(4-methoxyphenyl)ethyl)-3-methylisoxazole (CAS 61449-20-5)
- 4-Oxo-1-((S)-1-phenylethyl)piperidine-2-carboxylic acid (CAS 2102761-16-8)
- (4-(Benzyloxy)-3,5-dichlorophenyl)(methyl)sulfane (CAS 2404733-67-9)
- Diethyl phenylphosphonite (CAS 1638-86-4)
- (S)-3-amino-4-(3,4-difluorophenyl)butanoic acid hydrochloride (CAS 332061-67-3)
- (S)-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pentan-1-amine (CAS 1259365-03-1)
- 1-[5-(Aminomethyl)-2-pyridinyl]-3-pyrrolidinol dihydrochloride (CAS 1820734-44-8)
- [6-(chlorosulfonyl)-3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl]acetic acid (CAS 1000931-08-7)
- Tirzepatide Impurity 49 (CAS CATO-C4X-324049)
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