4-Chlorobenzo[d]thiazole-2-carboxylic acid CAS 3622-02-4
| CAS No. | 3622-02-4 |
| Molecular Formula | C8H4ClNO2S |
| Molecular Weight | 213.64 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 4-Chlorobenzo[d]thiazole-2-carboxylic acid.
CATO supplies 4-Chlorobenzo[d]thiazole-2-carboxylic acid (CAS 3622-02-4), a certified reference material (molecular formula C8H4ClNO2S, MW 213.64 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H4ClNO2S, 4-Chlorobenzo[d]thiazole-2-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 213.64 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 4-Chlorobenzo[d]thiazole-2-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 | C8H4ClNO2S |
| Molecular Weight | 213.64 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.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorobenzo Standards
- 2-Chlorobenzo[d]thiazole-4-carboxylic acid (CAS 1260529-68-7)
- 2-Chlorobenzo[d]thiazole-7-carboxylic acid (CAS 1379324-66-9)
- 2-Chlorobenzo[d]thiazole-5-carboxylic acid (CAS 1393576-38-9)
- 3-Chlorobenzo[d]isothiazole-6-carboxylic acid (CAS 1520779-76-3)
- 6-Chlorobenzo[d]isothiazole-3-carboxylic acid (CAS 50789-16-7)
- 6-Chlorobenzo[d]thiazole-2-carboxylic acid (CAS 3622-03-5)
- 7-Chlorobenzo[d]isothiazole-3-carboxylic acid (CAS 50789-17-8)
- 2-(7-Chlorobenzo[d][1,3]dioxol-5-yl)-N-methylethan-1-amine (CAS 1341303-02-3)
Recommended Standards
- 4-(3-Chloropropoxy)-2-fluorobenzonitrile (CAS 873547-02-5)
- 4-Chlorothieno[2,3-b]pyridine-5-carboxylic acid (CAS 700844-19-5)
- 4-(2-chloro-6-fluorophenyl)pyrrolidin-2-one (CAS 60610-98-2)
- 4-Chlorothieno[2,3-c]pyridine-2-carboxylic acid (CAS 251996-86-8)
- 4-Chloro-2-(4-methoxyphenyl)-5-methylquinazoline (CAS 885277-29-2)
- 1-(4-Aminophenyl)-2-oxopyridine-3-carboxylic acid (CAS 1951444-53-3)
- n-(2,5-Dimethoxyphenyl)-3-methylbut-2-enamide (CAS 100609-83-4)
- n-(4-Ethylphenyl)propionamide (CAS 20172-37-6)
- 1-(tert-Butoxycarbonyl)-5-methyl-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid (CAS 1198097-92-5)
- (+)-Rubiginone B2 (3S)-3,4-Dihydro-8-methoxy-3-methylbenz[a]anthracene-1,7,12(2H)-trione 130548-10-6 Rubiginone B2 (CAS 130548-10-6)
- 2-Amino-7-fluoro-1,3-benzoxazol-6-ol (CAS 1820707-88-7)
- 7-Chloro-8-methyl-2-phenylquinoline-4-carbonyl chloride (CAS 6338-22-3)
- 3-(Cyclohexyloxy)azetidine (CAS 1488631-61-3)
- D-[Ser]8-Semaglutide (CAS CATO-CPTD788632)
Why CATO?
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