4-(5-Amino-1,3,4-thiadiazol-2-yl)benzoic acid CAS 235109-65-6
| CAS No. | 235109-65-6 |
| Molecular Formula | C9H7N3O2S |
| Molecular Weight | 221.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(5-Amino-1,3,4-thiadiazol-2-yl)benzoic acid (CAS 235109-65-6), molecular formula C9H7N3O2S and molecular weight 221.24 g/mol, is a CATO reference standard with documented purity and traceability.
4-(5-Amino-1,3,4-thiadiazol-2-yl)benzoic acid (C9H7N3O2S) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 4-(5-Amino-1,3,4-thiadiazol-2-yl)benzoic 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.
Physical & Chemical Properties
| Molecular Formula | C9H7N3O2S |
| Molecular Weight | 221.24 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2024 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Amino Standards
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Recommended Standards
- 4-(2-Nitrophenyl)thiazole-2-amine (CAS 90323-06-1)
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- 3-Methyl-5-(4-nitrophenyl)-1,2,4-thiadiazole (CAS 800408-77-9)
- 4-Methyl-2-(pyrazin-2-yl)thiazole-5-carboxylic acid (CAS 216959-92-1)
- Ethyl 2-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-1-yl)acetate (CAS 14028-68-3)
- 1-Hydrazinyl-4-(pyridin-4-ylmethyl)phthalazine (CAS 17692-43-2)
- 6-Chloro-3-(piperidin-4-yl)benzo[d]isoxazole hydrochloride (CAS 84163-18-8)
- 2-Formyl-4,5-dimethoxyphenylboronic Acid (CAS 1005346-96-2)
- (2Z)-3-[(3,5-Dichlorophenyl)amino]-2-[4-(3-fluoropropoxy)phenyl]prop-2-enenitrile (CAS 478039-53-1)
- tert-Butyl 2-((2-bromophenoxy)methyl)morpholine-4-carboxylate (CAS 1706454-62-7)
- Mianserin Impurity 118 (CAS CATO-C4X-1369118)
- BDTO26-Br (CAS 1416004-37-9)
- (2E)-1-(3-Bromophenyl)-3-(4-ethylphenyl)prop-2-en-1-one (CAS 940809-51-8)
- Semaglutide238 (CAS CATO-C4X-2226238)
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