2-Thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one CAS 56022-26-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56022-26-5 |
| Molecular Formula | C8H5NOS2 |
| Molecular Weight | 195.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one (CAS 56022-26-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5NOS2. Molecular weight: 195.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5NOS2 |
| Molecular Weight | 195.26 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Thioxo Standards
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- 5-Thioxo-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide (CAS 124558-05-0)
- 2-Thioxo-2,3-dihydro-1H-benzo[d]imidazole-5-carboxamide (CAS 121690-16-2)
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- 3-Methyl-2-thioxo-2H-pyrido[1,2-a][1,3,5]triazin-4(3H)-one (CAS 61737-20-0)
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Recommended Standards
- 2-Phenylindoline (CAS 26216-91-1)
- 3-((4-Methoxybenzyl)amino)propan-1-ol (CAS 91340-37-3)
- 2-Methyl-6-(2-phenylethenyl)pyridine (CAS 6266-99-5)
- Fumagillin (CAS 23110-15-8)
- (S)-5,7-dihydroxy-6,8-bis(2-hydroxybenzyl)-2-phenylchroman-4-one (CAS 58779-09-2)
- [2-amino-1-(2-chlorophenyl)ethyl]diethylamine (CAS 851169-07-8)
- tert-butyl N-(5-methylpyrrolidin-3-yl)carbamate (CAS 1824321-49-4)
- 1-((1,2-Dimethyl-1H-imidazol-4-yl)sulfonyl)piperidine-3-carboxylic acid (CAS 1461616-96-5)
- Ethyl 2-((3,5-dimethylphenyl)thio)-2-oxoacetate (CAS 1443309-60-1)
- Acetyl tetrapeptide-9(Dermican LS 9837) (CAS 928006-50-2)
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