2-(5-chlorothiophen-2-yl)-4-methyl-1,3-thiazole-5-carboxylic acid CAS 1152599-58-0
| CAS No. | 1152599-58-0 |
| Molecular Formula | C9H6ClNO2S2 |
| Molecular Weight | 259.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-(5-chlorothiophen-2-yl)-4-methyl-1,3-thiazole-5-carboxylic acid.
2-(5-chlorothiophen-2-yl)-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 1152599-58-0) is a high-purity analytical reference standard with the molecular formula C9H6ClNO2S2 and a molecular weight of 259.73 g/mol.
Based on its molecular formula C9H6ClNO2S2, 2-(5-chlorothiophen-2-yl)-4-methyl-1,3-thiazole-5-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 259.73 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 2-(5-chlorothiophen-2-yl)-4-methyl-1,3-thiazole-5-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 | C9H6ClNO2S2 |
| Molecular Weight | 259.73 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related chlorothiophen Standards
- 2-[2-(5-chlorothiophen-2-yl)-1,3-thiazol-4-yl]acetic acid (CAS 1152605-21-4)
- 1-[(5-chlorothiophen-2-yl)methyl]piperidine-4-carboxylic acid (CAS 1156269-60-1)
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- Methyl 5-(5-chlorothiophen-2-yl)-3-methyl-5-oxopentanoate (CAS 1443320-83-9)
- 5-(3-Chlorothiophen-2-yl)-1-phenyl-1H-pyrazole (CAS 321537-94-4)
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Recommended Standards
- 4-(Thiazol-2-yl)benzenesulfonyl chloride (CAS 1099660-64-6)
- 2-Amino-1-(2-chloro-4-methylphenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile (CAS 1094439-42-5)
- 7-Chloro-3-(p-tolyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 1173183-90-8)
- 2-Amino-1-(4-chloro-2-methylphenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile (CAS 1094407-15-4)
- 2-(3-amino-1-bicyclo[1.1.1]pentanyl)propan-2-ol;hydrochloride (CAS 2173391-71-2)
- rac-tert-butyl (3R,4S)-3-(aminomethyl)-4-(4-fluorophenyl)piperidine-1-carboxylate (CAS 2031242-84-7)
- 2,7-Dichloro-8-methoxyquinoline (CAS 928627-13-8)
- 5-(4-Chloro-1H-pyrazol-1-yl)-3-methoxythiophene-2-carboxylic acid (CAS 1707609-69-5)
- 1-(Butylsulfanyl)-3-chlorobenzene (CAS 84051-22-9)
- H-Val-Tyr-Ser-bNA (K-1540.0250) (CAS 13989-68-9)
- 5-Bromo-4-methyl-3-pyridinecarboxamide (CAS 677702-08-8)
- (3S,4R,5S)-1-(tert-butoxycarbonyl)-5-(ethoxycarbonyl)-4-phenylpyrrolidine-3-carboxylic acid (CAS 1818417-23-0)
- 3-Oxo-1-phenyl-2,7,10,13,16,19,22,25,28,31,34,37,40-tridecaoxa-4-azatritetracontan-43-oic acid (CAS 1334177-88-6)
- Myristoyl Pentapeptide -4 acetate (CAS 959610-30-1(free base))
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