7-(3-methoxyphenyl)-2-methyl-[1,3]thiazolo[4,5-d]pyridazine-4-thiol CAS 1105192-03-7
| CAS No. | 1105192-03-7 |
| Molecular Formula | C13H25N3OS2 |
| Molecular Weight | 303.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
7-(3-methoxyphenyl)-2-methyl-[1,3]thiazolo[4,5-d]pyridazine-4-thiol (CAS 1105192-03-7), molecular formula C13H25N3OS2 and molecular weight 303.49 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, 7-(3-methoxyphenyl)-2-methyl-[1,3]thiazolo[4,5-d]pyridazine-4-thiol is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 303.49 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H25N3OS2 |
| Molecular Weight | 303.49 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
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- 4,4-Dimethyl-2-oxo-6-sulfanyl-1,2,3,4-tetrahydropyridine-3,5-dicarbonitrile (CAS 201733-68-8)
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- 7-Fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid, 97% (CAS 183057-56-9)
- 1-(3,5-Bis(trifluoromethyl)phenyl)-3-((1R)-(6-methoxyquinolin-4-yl)((2R,4S,5R)-5-vinylquinuclidin-2-yl)methyl)thiourea (CAS 852913-25-8)
- 1-Methyl-1,2,3,4-tetrahydroquinolin-5-ol (CAS 111052-00-7)
- Dulaglutide (CAS 923950-08-7)
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