4-(Benzo[d]thiazol-2-yl)-1-(3-chloro-4-methylphenyl)-5-imino-2,5-dihydro-1H-pyrrol-3-ol CAS 457639-11-1
| CAS No. | 457639-11-1 |
| Molecular Formula | C18H14ClN3OS |
| Molecular Weight | 355.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(Benzo[d]thiazol-2-yl)-1-(3-chloro-4-methylphenyl)-5-imino-2,5-dihydro-1H-pyrrol-3-ol 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.
4-(Benzo[d]thiazol-2-yl)-1-(3-chloro-4-methylphenyl)-5-imino-2,5-dihydro-1H-pyrrol-3-ol (CAS 457639-11-1), molecular formula C18H14ClN3OS and molecular weight 355.84 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H14ClN3OS, 4-(Benzo[d]thiazol-2-yl)-1-(3-chloro-4-methylphenyl)-5-imino-2,5-dihydro-1H-pyrrol-3-ol contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 355.84 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H14ClN3OS |
| Molecular Weight | 355.84 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-(4-Chlorophenyl)-2-[6-(phenylsulfanyl)pyridazin-3-yl]acetamide (CAS 303997-45-7)
- Ethyl 4-chloro-5-methyl-2-(morpholin-4-ylmethyl)thieno[2,3-d]pyrimidine-6-carboxylate (CAS 735305-32-5)
- 2-((4-Chlorophenyl)thio)-N-(pyridin-3-ylmethyl)nicotinamide (CAS 866153-84-6)
- Tiaramide (CAS 32527-55-2)
- 2-[(4-Propoxyphenyl)methylene]hydrazinecarbothioamide (CAS 5351-86-0)
- 1-Propenylphosphonicacid (CAS 4672-37-1)
- Calusterone (CAS 17021-26-0)
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- 4-Chloro-2-(4-isopropoxyphenyl)benzofuro[3,2-d]pyrimidine (CAS 1315326-77-2)
- 4-Chloro-6-methyl-2-(pyridin-4-yl)pyrimidine (CAS 61310-33-6)
- 3,5-Dimethyl-1H-indazole (CAS 110967-33-4)
- 3-Chloro-N-(4-((trifluoromethyl)thio)phenyl)naphtho[1,2-b]thiophene-2-carboxamide (CAS 1024316-70-8)
- 4-(2-Chloroethyl)benzamide (CAS 181115-67-3)
- Liraglutide Impurity 10 TFA Salt (CAS CATO-C4X-199210)
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