2,7-Dimethyl[1,3]thiazolo[4,5-d]pyridazin-4(5H)-one CAS 184147-91-9
| CAS No. | 184147-91-9 |
| Molecular Formula | C7H7N3OS |
| Molecular Weight | 181.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H7N3OS, 2,7-Dimethyl[1,3]thiazolo[4,5-d]pyridazin-4(5H)-one contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 181.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 2,7-Dimethyl[1,3]thiazolo[4,5-d]pyridazin-4(5H)-one (CAS 184147-91-9), a certified reference material (molecular formula C7H7N3OS, MW 181.21 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,7-Dimethyl[1,3]thiazolo[4,5-d]pyridazin-4(5H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H7N3OS |
| Molecular Weight | 181.21 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2009 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
- 2,2-Dimethyl-3-sulfamoylpropanoic acid (CAS 1368407-84-4)
- 3,6-Dimethyl-7H-thiazolo[3,2-b][1,2,4]triazin-7-one (CAS 16943-22-9)
- 2,7-Dimethyl-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one (CAS 41914-67-4)
- 5,6-Dimethyl-3H,4H-thieno[2,3-d][1,2,3]triazin-4-one (CAS 38359-85-2)
- {4,5-dimethyl-4H,7H-[1,2,3,4]tetrazolo[1,5-a]pyrimidin-6-yl}methanol (CAS 1803604-43-4)
- 4-(2,5-Dimethyl-1H-pyrrol-1-yl)butanoic acid (CAS 110525-48-9)
- 2-(4-Ethyl-3,5-dimethyl-1H-pyrazol-1-yl)acetamide (CAS 1177307-45-7)
- 1,5-Dimethyl-N-propyl-1H-pyrazole-4-carboxamide (CAS 1241311-16-9)
Recommended Standards
- 6-methoxythiazolo[5,4-c]pyridin-2-amine (CAS 1824622-39-0)
- (3-(Thiophen-2-yl)isoxazol-5-yl)methanol (CAS 184868-43-7)
- 4-Cyclobutoxy-2-fluoroaniline (CAS 1823933-17-0)
- 1-(5-Amino-2-fluorophenyl)butan-1-one (CAS 1864961-13-6)
- 7-(2,4-Dimethoxyphenyl)-7-oxoheptanoic acid (CAS 898792-39-7)
- n-(2,4-Difluorophenyl)-3,3-dimethylbutanamide (CAS 349437-14-5)
- Benzthiazide (CAS 91-33-8)
- 3-iodo-4,5,6,7-tetrahydro-1H-indazole (CAS 945925-78-0)
- 1-(4-Acetylpiperazin-1-yl)-2,2,2-trifluoroethan-1-one (CAS 90402-52-1)
- 5-Methyl-1,4-diazabicyclo[2.2.2]Octane-2-carboxylic acid dihydrochloride (CAS 1432678-07-3)
- 2893-33-6 2,6-Pyridinedicarbonitrile Pyridine-2,6-dicarbonitrile;2,6-Dicyanopyridine BCP29175 (CAS 2893-33-6)
- N-(3-Chlorophenyl)-2-ethoxy-N-((2-oxopyrrolidin-1-yl)methyl)benzamide (CAS 852155-41-0)
- 4-Methyl-1-[4-(piperidin-4-ylmethoxy)benzoyl]-piperidine hydrochloride (CAS 1332531-28-8)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com