2-Chloro-5-propylthiazole-4-carboxylic acid CAS 1429903-57-0
| CAS No. | 1429903-57-0 |
| Molecular Formula | C7H8ClNO2S |
| Molecular Weight | 205.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 205.66 g/mol gives 2-Chloro-5-propylthiazole-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-5-propylthiazole-4-carboxylic acid (CAS 1429903-57-0), molecular formula C7H8ClNO2S and molecular weight 205.66 g/mol, is a CATO reference standard with documented purity and traceability.
2-Chloro-5-propylthiazole-4-carboxylic acid (C7H8ClNO2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point, 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.
CATO manufactures 2-Chloro-5-propylthiazole-4-carboxylic 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 | C7H8ClNO2S |
| Molecular Weight | 205.66 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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- 2-Chloro-5-(ethylsulfonyl)pyridine (CAS 1206679-92-6)
- Methyl 2-chloro-5-ethylthiazole-4-carboxylate (CAS 1219632-45-7)
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Recommended Standards
- 4,6-Dimethylpyridine-2-sulfonyl chloride (CAS 1393530-87-4)
- N-Chloro-p-toluenesulfonamide (CAS 144-86-5)
- (s)-3-Amino-3-(4-chlorothiophen-2-yl)propanoic acid (CAS 1366563-92-9)
- 2-(Pyridin-2-yl)ethane-1-sulfonyl chloride (CAS 151018-73-4)
- 1-(3,5-Dimethylphenyl)-3-(5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl)urea (CAS 477713-90-9)
- 5-Isobutylpicolinic acid (CAS 49751-49-7)
- 6,7-Dihydro-1H-[1,2,3]triazolo[4,5-c]pyridine-5(4H)-carbaldehyde (CAS 485402-45-7)
- N1-(5-Methylisoxazol-3-yl)-N2-(pyridin-3-ylmethyl)oxalamide (CAS 899974-43-7)
- (E)-1-(1,5-Dimethyl-1h-pyrazol-4-yl)-3-(dimethylamino)prop-2-en-1-one (CAS 1001500-19-1)
- 2-(5-(Trifluoromethoxy)-1H-indol-3-yl)acetic acid (CAS 27269-41-6)
- 4-Bromo-2-nitro-5-(trifluoromethyl)phenol (CAS 1613719-77-9)
- 5-(2-Ethylphenoxy)-1H-pyrazol-3-amine (CAS 763890-72-8)
- 8-Azaadenine (CAS 1123-54-2)
- Mast Cell Degranulating Peptide (CAS 83856-13-7)
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