2-Aminothiazole-4-sulfonamide CAS 738533-51-2
| CAS No. | 738533-51-2 |
| Molecular Formula | C3H5N3O2S2 |
| Molecular Weight | 179.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C3H5N3O2S2, 2-Aminothiazole-4-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 179.22 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-Aminothiazole-4-sulfonamide (CAS 738533-51-2), a certified reference material (molecular formula C3H5N3O2S2, MW 179.22 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-Aminothiazole-4-sulfonamide 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 | C3H5N3O2S2 |
| Molecular Weight | 179.22 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Aminothiazole Standards
- 2-Aminothiazole-5-sulfonic acid (CAS 82971-10-6)
- Ethyl 5-Aminothiazole-2-carboxylate (CAS 100114-63-4)
- Ethyl 4-aminothiazole-2-carboxylate (CAS 1289163-31-0)
- Ethyl 4-Aminothiazole-5-carboxylate (CAS 152300-59-9)
- Ethyl 5-Aminothiazole-4-carboxylate (CAS 18903-18-9)
- Ethyl 2-Aminothiazole-5-carboxylate (CAS 32955-21-8)
- Methyl 5-Aminothiazole-4-carboxylate (CAS 1239464-24-4)
- Methyl 4-aminothiazole-2-carboxylate (CAS 1373046-14-0)
Recommended Standards
- 2-Amino-N-isopropylnicotinamide (CAS 34757-95-4)
- 2-Ethoxybenzimidohydrazide (CAS 889943-46-8)
- 2-Amino-n-(2-aminoethyl)benzamide (CAS 98960-81-7)
- 2-Ethoxy-n-methylbenzamide (CAS 21276-34-6)
- ethyl (2E)-(hydroxyimino)(1,3,5-trimethyl-1H-pyrazol-4-yl)acetate (CAS 1006494-91-2)
- PErylene 3,4-dicarboxylic mono anhydride (CAS 1807537-28-5)
- N-Butyl-3-methylisoxazol-5-amine (CAS 937660-32-7)
- 4-(4-Bromo-1h-pyrazol-1-yl)benzenesulfonyl chloride (CAS 1174064-62-0)
- 4-Bromo-5-nitrothiophene-2-carboxylic acid (CAS 864075-31-0)
- 1-(4-Chlorophenyl)ethan-1-one O-methyl oxime (CAS 1219940-12-1)
- N-((1-Isopropyl-3-methyl-1H-pyrazol-4-yl)methyl)-1,3-dimethyl-1H-pyrazol-4-amine hydrochloride (CAS 1855950-82-1)
- 2-(3-Chloro-4-hydroxyphenyl)acetonitrile (CAS 58622-59-6)
- 2-(4-Chlorophenyl)-5-methylthiazole-4-carboxylic acid (CAS 205692-24-6)
- Nonapeptide-1 (CAS 158563-45-2)
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