3-Benzothiazol-6-yl-5-[2-(1H-indol-3-yl)-2-oxo-ethylidene]-2-thioxo-thiazolidin-4-one CAS 1380572-34-8
| CAS No. | 1380572-34-8 |
| Molecular Formula | C20H11N3O2S3 |
| Molecular Weight | 421.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 3-Benzothiazol-6-yl-5-[2-(1H-indol-3-yl)-2-oxo-ethylidene]-2-thioxo-thiazolidin-4-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 421.52 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 3-Benzothiazol-6-yl-5-[2-(1H-indol-3-yl)-2-oxo-ethylidene]-2-thioxo-thiazolidin-4-one (CAS 1380572-34-8), a certified reference material (molecular formula C20H11N3O2S3, MW 421.52 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 3-Benzothiazol-6-yl-5-[2-(1H-indol-3-yl)-2-oxo-ethylidene]-2-thioxo-thiazolidin-4-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H11N3O2S3 |
| Molecular Weight | 421.52 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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 |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 3 |
Related Benzothiazol Standards
- 3-Benzothiazol-2-yl-4-[3-(4-chloro-phenoxy)-phenyl]-but-3-enoic acid (CAS 749214-71-9)
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- 2-({5-[(1,3-benzothiazol-2-ylsulfanyl)methyl]-4-phenyl-4h-1,2,4-triazol-3-yl}sulfanyl)acetic acid (CAS 722490-57-5)
- (1,3-Benzothiazol-2-ylsulfanyl)({2-[(3,4,4-trifluorobut-3-en-1-yl)sulfanyl]pyridin-3-yl})methanone (CAS 339019-95-3)
- 3-(1,3-Benzothiazol-2-yl)-4-[3-(benzyloxy)-4-methoxyphenyl]but-3-enoic acid (CAS 721405-20-5)
- n-(1-{1-[(1,3-benzothiazol-2-yl)methyl]piperidin-4-yl}-1h-pyrazol-5-yl)-2-phenylacetamide (CAS 1185365-02-9)
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Recommended Standards
- Lincomycin impurity 39 (CAS CATO-C4X-134239)
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- Palbociclib Impurity 50 (CAS 571191-15-6)
- A 83-01 (CAS 909910-43-6)
- 3-(4-Bromo-1H-pyrazol-1-yl)propanenitrile (CAS 1007518-24-2)
- 3-(Aminomethyl)-4-hydroxybenzoic acid hydrochloride (CAS 1047620-71-2)
- 4-(3-Fluorophenoxy)-3-(trifluoromethyl)anilinehydrochloride (CAS 1185304-41-9)
- 2-(Chloromethyl)-5-(2-iodophenyl)-1,3,4-oxadiazole (CAS 1016843-20-1)
- 8-tert-Butyl 3-ethyl 1-oxa-2,8-diazaspiro[4.5]dec-2-ene-3,8-dicarboxylate (CAS 479636-65-2)
- 1,2,3,4-Tetramethyl-5,6-dinitrobenzene (CAS 18801-63-3)
- 4-(3-Bromophenoxy)-3-fluoroaniline (CAS 1039920-66-5)
- 3-Bromo-2-methyl-5-(pentafluoro-lambda6-sulfanyl)benzenesulfonyl chloride (CAS 1706431-07-3)
- Ambroxol Impurity 90 (CAS CATO-C4X-108590)
- Tirzepatide Impurity 47 (CAS CATO-C4X-324047)
Why CATO?
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