Thiazole-4,5-dicarboxylic acid CAS 22358-80-1
| CAS No. | 22358-80-1 |
| Molecular Formula | C5H3NO4S |
| Molecular Weight | 173.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Thiazole-4,5-dicarboxylic acid (CAS 22358-80-1), a certified reference material (molecular formula C5H3NO4S, MW 173.15 g/mol) for analytical method development and quality control.
Structurally, Thiazole-4,5-dicarboxylic acid (C5H3NO4S) 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 173.15 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures Thiazole-4,5-dicarboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H3NO4S |
| Molecular Weight | 173.15 g/mol |
| Purity | >95% |
| 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.) | 1963 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Thiazole Standards
- Thiazole-2,5-dicarboxylic acid (CAS 790204-84-1)
- 1-Thiazole-2-yl-piperazine 1-thiazol-2-yl-piperazine 1-(1,3-Thiazol-2-yl)piperazine 42270-37-1 (CAS 42270-37-1)
- 2-Propyl-1,3-thiazole-4-carboxylic acid (CAS 769123-53-7)
- 1,3-thiazole-2-sulfonyl fluoride (CAS 934236-38-1)
- Thiazole Impurity 1 (CAS 13816-21-2)
- Thiazole Impurity 3 (CAS 19960-72-6)
- 4-methyl-1,3-thiazole-2-carbonimidoyl cyanide (CAS 166983-43-3)
- 4-Methyl-1,3-thiazole-2-carbonimidoyl cyanide (CAS 173540-03-9)
Recommended Standards
- 5374-29-8 CTK1H3690 ethyl N-[[(Z)-(3-ethoxy-4-oxo-1-cyclohexa-2,5-dienylidene)methyl]amino]carbamate (CAS 5374-29-8)
- N-(5-nitro-1,3-thiazol-2-yl)formamide (CAS 500-08-3)
- Raltitrexed Impurity 6 (CAS 6317-37-9)
- Isothiazole-4,5-dicarboxylic acid (CAS 66882-70-0)
- 5-(1h-Pyrazol-3-yl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1339857-20-3)
- (3S,6R)-3,6-Dimethylpiperazin-2-one (CAS 1260619-34-8)
- N-(4-nitrophenyl)-2-((4-phenyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 332385-32-7)
- 2,4,6-Trichlorophenylchlorothionoformate (CAS 31836-18-7)
- 1,4-Dichloro-2-[(chloromethyl)thio]-benzene (CAS 54583-12-9)
- 1-Cyclopentyl-2-fluoroethanone (CAS 823-44-9)
- 4-(2-phenylethyl)-5-sulfanyl-8-thia-4,6-diazatricyclo[7.4.0.0²,⁷]trideca-1(9),2(7),5-trien-3-one (CAS 351007-36-8)
- Modafiendz (CAS 1613222-54-0)
- 1-Benzyl-4-phenyl-1,2,3-triazole (CAS 108717-96-0)
- Peptide Impurity 28 (CAS 1350456-64-2)
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