(E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(4-chlorobenzoyl) oxime CAS 338404-80-1
| CAS No. | 338404-80-1 |
| Molecular Formula | C19H12ClN3O2S |
| Molecular Weight | 381.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 381.84 g/mol gives (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(4-chlorobenzoyl) oxime distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(4-chlorobenzoyl) oxime (CAS 338404-80-1) is a high-purity analytical reference standard with the molecular formula C19H12ClN3O2S and a molecular weight of 381.84 g/mol.
Structurally, (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(4-chlorobenzoyl) oxime (C19H12ClN3O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 381.84 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(4-chlorobenzoyl) oxime 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 | C19H12ClN3O2S |
| Molecular Weight | 381.84 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related E Standards
- 1-{7-methyl-2-phenylimidazo[1,2-a]pyrimidin-5-yl}-4-(pyridin-2-yl)piperazine (CAS 439096-67-0)
- 1-{7-methyl-2-phenylimidazo[1,2-a]pyrimidin-5-yl}-4-phenylpiperazine (CAS 439096-56-7)
- (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-phenylcarbamoyl oxime (CAS 861211-74-7)
- (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(2,4-dichlorobenzyl) oxime (CAS 338395-43-0)
- (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(2,6-dichlorobenzyl) oxime (CAS 337475-27-1)
- (E)-6-phenylimidazo[2,1-b]thiazole-5-carbaldehyde O-(3,4-dichlorobenzyl) oxime (CAS 400078-51-5)
- 3-(6-Phenylimidazo[2,1-b]thiazol-3-yl)-N-((tetrahydrofuran-2-yl)methyl)propanamide (CAS 1040671-74-6)
- 1-((8-Methyl-2-phenylimidazo[1,2-a]pyridin-3-yl)methyl)piperidine-4-carboxylic acid (CAS 727977-57-3)
Recommended Standards
- (E)-({6-chloro-2-phenylimidazo[1,2-a]pyridin-3-yl}methylidene)amino thiophene-2-carboxylate (CAS 478257-31-7)
- 4-Chloro-2-(4-nitrobenzyl)-5-phenylthieno[2,3-d]pyrimidine (CAS 885460-49-1)
- Chlortalidone EP Impurity I (CAS 2514668-27-8)
- N'-(3-chlorobenzoyl)thieno[2,3-b]quinoline-2-carbohydrazide (CAS 478079-50-4)
- 50573-74-5 Benzoic acid,2-amino-6-nitro-; Anthranilicacid, 6-nitro- (6CI,7CI); 2-Amino-6-nitrobenzoic acid; 6-Nitroanthranilic acid (CAS 50573-74-5)
- 5-((3-Methoxyphenyl)(morpholino)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol (CAS 868220-41-1)
- 1,1'-Dibenzyl-[4,4'-bipyridine]-1,1'-diium (CAS 13096-46-3)
- 3-(3,4-Difluorophenyl)propanamide (CAS 1098350-17-4)
- Ethyl 2-amino-4-(3-chloro-4-nitrophenyl)-5-oxo-4H,5H-thiochromeno[4,3-b]pyran-3-carboxylate (CAS 939889-07-3)
- 7-bromo-2-chloro-5-fluoro-1H-benzimidazole (CAS 1239720-18-3)
- 3-(trifluoromethyl)pyrazine-2-carboxylic acid (CAS 870787-06-7)
- Salbutamol Intermediate Impurity 55 (CAS 62932-94-9)
- Methyl 2-amino-3,6-dibromobenzoate (CAS 1219795-57-9)
- Neuropeptide Y (22-36) (CAS 119019-65-7)
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