2-Oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine-7-carbaldehyde CAS 443955-74-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 443955-74-6 |
| Molecular Formula | C8H6N2O2S |
| Molecular Weight | 194.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine-7-carbaldehyde (CAS 443955-74-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6N2O2S. Molecular weight: 194.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H6N2O2S |
| Molecular Weight | 194.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Oxo Standards
- 2-Oxo-2,3-dihydro-1H-pyrido[3,4-b][1,4]thiazine-7-carbaldehyde (CAS 443956-31-8)
- 3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]thiazine-6-carbaldehyde (CAS 443956-16-9)
- (R)-1-(3,4-Dihydro-2h-benzo[b][1,4]dioxepin-7-yl)ethan-1-ol (CAS 1212088-57-7)
- 3-(5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazol-2-yl)butanoic acid (CAS 1525816-56-1)
- 2-(5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazol-2-yl)butanoic acid (CAS 1529598-48-8)
- 2-(3-Ethyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-2-yl)acetic acid (CAS 1780072-41-4)
- 1-(3,4-Dihydro-2h-benzo[b][1,4]dioxepin-7-yl)ethan-1-ol (CAS 926225-65-2)
- 3-(2,3-Dihydro-1,4-benzodioxin-6-yl)propan-1-ol (CAS 57293-21-7)
Recommended Standards
- 2-Methylthio-5-nitrobenzonitrile (CAS 74631-35-9)
- 2-methyl-6-nitro-1,3-benzothiazole (CAS 2941-63-1)
- 2-Sulfanyl-1h-1,3-benzodiazole-4-carboxylic acid (CAS 731742-58-8)
- Dysprosium(III) oxalate xhydrate (CAS 58176-69-5)
- tert-Butyl-3-hydroxy-4-(methylamino)-1,2,3,4-tetrahydroquinoline-1-carboxylate (CAS 185943-07-1)
- (1E,4E)-1,5-diethoxypenta-1,4-dien-3-one (CAS 135203-27-9)
- (S)-2-(4-chloro-2-methylphenyl)pyrrolidine (CAS 1213536-07-2)
- N-(4-Methoxyphenyl)nicotinamide (CAS 14547-84-3)
- 2-Methylheptadecane (CAS 1560-89-0)
- [Plus-β-Ala28]-Semaglutide (CAS CATO-C4X-2226221)
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