4-(Carboxymethyl)-1,2,3-thiadiazole-5-carboxylic acid CAS 50868-96-7
| CAS No. | 50868-96-7 |
| Molecular Formula | C5H4N2O4S |
| Molecular Weight | 188.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(Carboxymethyl)-1,2,3-thiadiazole-5-carboxylic acid (CAS 50868-96-7), a certified reference material (molecular formula C5H4N2O4S, MW 188.16 g/mol) for analytical method development and quality control.
Structurally, 4-(Carboxymethyl)-1,2,3-thiadiazole-5-carboxylic acid (C5H4N2O4S) contains a carbohydrate-derived structure, an amide group, a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 188.16 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-(Carboxymethyl)-1,2,3-thiadiazole-5-carboxylic 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 | C5H4N2O4S |
| Molecular Weight | 188.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Carboxymethyl Standards
- 3-((Carboxymethyl)amino)pyrrolidine-1-carboxylic acid (CAS 478272-62-7)
- 4-(carboxymethyl)oxane-4-carboxylic acid (CAS 90200-35-4)
- (R)-2-(Carboxymethyl)-5-oxotetrahydrofuran-2-carboxylic acid (CAS 173934-26-4)
- 2-(Carboxymethyl)-5-oxotetrahydrofuran-2-carboxylic acid (CAS 91912-46-8)
- 3-(Carboxymethyl)-1-methylpyrrolidine-3-carboxylic acid (CAS 1447966-02-0)
- 2-(carboxymethyl)-1-methyl-pyrrole-3-carboxylic acid (CAS 83863-74-5)
- 1-(Carboxymethyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 43094-97-9)
- 2-(Carboxymethyl)-3-oxopyrrolidine-1-carboxylic acid (CAS 857205-87-9)
Recommended Standards
- 3-Methyl-4-nitro-isothiazole-5-carboxylic acid (CAS 4592-53-4)
- 4-(Methoxycarbonyl)-1,2,5-thiadiazole-3-carboxylic acid (CAS 90993-85-4)
- 3-Fluoro-2-(1h-1,2,4-triazol-1-yl)benzonitrile (CAS 870562-65-5)
- 4-Amino-5-oxo-3-thioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carboxylic acid (CAS 84424-75-9)
- 5-Amino-N-(2-methoxyethyl)-2-(pyrrolidin-1-yl)benzamide (CAS 1047964-25-9)
- Cyclohexane-1,1-diylbis(methylsulfane) (CAS 4479-55-4)
- (1S,2S)-2-Isothiocyanato-N,N-dimethylcyclohexan-1-amine (CAS 1373405-22-1)
- Candesartan Impurity 10 (CAS CATO-C4X-157210)
- 1-Chloro-2-cyclopropyl-4-methoxybenzene (CAS 1434128-14-9)
- [2,4'-Bipyridin]-4-ylboronic acid (CAS 1644055-68-4)
- 1-(4-Methoxy-3-nitrobenzenesulfonyl)piperidine (CAS 104741-23-3)
- N-{2-[2-(sec-Butyl)phenoxy]ethyl}-3-(2-ethoxyethoxy)aniline (CAS 1040691-48-2)
- Ethyl 2-(methoxyimino)-4-oxopentanoate (CAS 82874-96-2)
- Semaglutide impurity 195 (CAS CATO-C4X-2226195)
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