4-Methyl-isothiazole-5-carbaldehyde CAS 88511-33-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 88511-33-5 |
| Molecular Formula | C5H5NOS |
| Molecular Weight | 127.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-isothiazole-5-carbaldehyde (CAS 88511-33-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H5NOS. Molecular weight: 127.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5NOS |
| Molecular Weight | 127.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Isothiazole-3-carboxamide (CAS 24342-43-6)
- Isothiazole-4-carboxamide (CAS 24340-75-8)
- Isothiazole-5-carboxamide (CAS 3683-98-5)
- Isothiazole-5-carboxylic Acid (CAS 10271-85-9)
- Isothiazole-3-carboxylic acid (CAS 4576-90-3)
- Isothiazole-4-carboxylic acid (CAS 822-82-2)
- Isothiazole-4,5-diamine (CAS 153970-46-8)
- Isothiazole-3-methanamine (CAS 40064-68-4)
Recommended Standards
- 4-Methyl-d3-catechol (CAS 83719-41-9)
- 5-Acetylisothiazole (CAS 3684-00-2)
- 4-Mercaptopyridin-2(1H)-one (CAS 65871-80-9)
- (1R,4S)-2-Benzyl-2-azabicyclo[2.2.1]hept-5-ene (CAS 150851-98-2)
- 2-(tert-Butylsulfonyl)benzoic acid (CAS 5293-55-0)
- 3-((2-(3-Methyl-1H-pyrazol-1-yl)ethyl)amino)propanoic acid (CAS 1245568-89-1)
- 5-Chloro-4-ethoxy-2-hydroxybenzaldehyde (CAS 1352524-09-4)
- 3-(6-Methoxynaphthalen-2-yl)propan-1-ol (CAS 1000574-45-7)
- 3-Methyl-2-[2-(2-methylphenyl)-2-oxoethylidene]-1,3-thiazolidin-4-one (CAS 855715-12-7)
- Des-Gly34-Tirzepatide (CAS CATO-CPTD788940)
Why CATO?
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