2-(1-(Benzo[d]thiazol-2-yl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl)acetic acid CAS 84968-78-5
| CAS No. | 84968-78-5 |
| Molecular Formula | C13H11N3O3S |
| Molecular Weight | 289.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(1-(Benzo[d]thiazol-2-yl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl)acetic acid 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.
2-(1-(Benzo[d]thiazol-2-yl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl)acetic acid (CAS 84968-78-5), molecular formula C13H11N3O3S and molecular weight 289.31 g/mol, is a CATO reference standard with documented purity and traceability.
2-(1-(Benzo[d]thiazol-2-yl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl)acetic acid (C13H11N3O3S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 | C13H11N3O3S |
| Molecular Weight | 289.31 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- Ethyl 1-(benzo[d]thiazol-2-yl)-5-hydroxy-1H-pyrazole-4-carboxylate (CAS 1006661-02-4)
- 2-(Benzo[d]oxazol-2-ylthio)-N-(5-methylisoxazol-3-yl)acetamide (CAS 309274-50-8)
- Benzo[d][1,3]dioxol-5-yl 2-(methylthio)nicotinate (CAS 801235-17-6)
- Benzo[d]isoxazol-3-yl 4-methylbenzenesulfonate (CAS 540750-50-3)
- Methyl 2-(1-(benzo[d]thiazol-2-yl)-5-hydroxy-1H-pyrazol-3-yl)acetate (CAS 523992-06-5)
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-3-methoxy-1-methyl-1H-pyrazole-4-carboxamide (CAS 1014069-03-4)
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-(3-methylisoxazol-5-yl)ethyl)urea (CAS 1396685-11-2)
- 1-(((1H-Benzo[d]imidazol-2-yl)amino)methyl)naphthalen-2-ol (CAS 330836-35-6)
Recommended Standards
- 2-([1,2,4]Triazolo[4,3-a]pyridin-3-ylthio)-N-(5-methylisoxazol-3-yl)acetamide (CAS 670269-98-4)
- 2-(2-((5-Amino-1H-1,2,4-triazol-3-yl)thio)ethyl)isoindoline-1,3-dione (CAS 728901-60-8)
- 2-((6-Acetamidopyridin-3-yl)thio)nicotinic acid (CAS 343373-12-6)
- 2-(2,3-Dihydro-1,4-benzodioxin-6-ylsulfanyl)pyridine-3-carboxylic acid (CAS 870693-02-0)
- 2-((5-(4-(tert-Butyl)phenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-dichlorophenyl)acetamide (CAS 477313-55-6)
- N-Ethyl-2-(p-tolyloxy)ethanamine (CAS 915920-87-5)
- 2-((4-(Trifluoromethyl)phenyl)carbamoyl)cyclopropane-1-carboxylic acid (CAS 1022750-01-1)
- 4-Amino-2'-(methylthio)biphenyl (CAS 209731-61-3)
- 1-Ethoxy-2,4-difluoro-5-nitrobenzene (CAS 1428368-14-2)
- 4-[(Butylamino)methyl]-n,n-dimethylaniline (CAS 60509-54-8)
- 6-(Difluoromethyl)-4-methylpyridin-3-amine (CAS 1805167-21-8)
- Chlorbromuron (CAS 13360-45-7)
- 2-(2-Methyl-3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)butanoic acid (CAS 899710-25-9)
- Polymyxin B nonapeptide TFA (CAS 2220175-42-6)
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