2-(Isothiazol-3-yl)acetic acid CAS 10271-91-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 10271-91-7 |
| Molecular Formula | C5H5NO2S |
| Molecular Weight | 143.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Isothiazol-3-yl)acetic acid (CAS 10271-91-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H5NO2S. Molecular weight: 143.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5NO2S |
| Molecular Weight | 143.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Isothiazol Standards
- 2-(Isothiazol-5-yl)acetic acid (CAS 10271-84-8)
- 2-(Isothiazol-4-yl)acetic acid (CAS 10271-93-9)
- N-(Isothiazol-3-ylmethyl)ethanamine (CAS 952195-17-4)
- 1-(3-Methyl-isothiazol-4-yl)-ethanone (CAS 23031-80-3)
- 1-(3-Methyl-isothiazol-5-yl)-ethanone (CAS 90724-49-5)
- 1-(Isothiazol-5-yl)ethan-1-ol (CAS 1285260-78-7)
- 1-(Isothiazol-3-yl)ethan-1-ol (CAS 1614825-80-7)
- (5-Methyl-isothiazol-3-yl)-methanol (CAS 1803598-19-7)
Recommended Standards
- Pyridine-4-sulfinic acid (CAS 101084-78-0)
- 5-Methylisothiazole-3-carboxylic acid (CAS 110632-59-2)
- Pyridine-3-sulfinic acid (CAS 101084-77-9)
- 2-Amino-2-(4-((3-(benzyloxy)phenyl)thio)-2-chlorophenethyl)propane-1,3-diol Hydrochloride (CAS 509088-69-1)
- N-((6-Fluoropyridin-3-yl)methyl)hydroxylamine (CAS 2229497-35-0)
- 4-(4-Fluorophenyl)thiophene-2-carboxylic acid (CAS 918487-47-5)
- Perchlorotriphenylmethyl radical (CAS 4070-01-3)
- 4-[(5-Chloro-2-thienyl)methyl]-1-{[6-(trifluoromethyl)-3-pyridinyl]methyl}-1,4-diazepan-5-one (CAS 909668-83-3)
- 3-(((3S,4R,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)oxy)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one (CAS 72581-58-9)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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