5-((2H-Chromen-3-yl)methylene)-2-(4-butoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one CAS 606962-51-0
| CAS No. | 606962-51-0 |
| Molecular Formula | C24H21N3O3S |
| Molecular Weight | 431.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-((2H-Chromen-3-yl)methylene)-2-(4-butoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one 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.
5-((2H-Chromen-3-yl)methylene)-2-(4-butoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 606962-51-0), molecular formula C24H21N3O3S and molecular weight 431.51 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-((2H-Chromen-3-yl)methylene)-2-(4-butoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (C24H21N3O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 431.51 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.
Physical & Chemical Properties
| Molecular Formula | C24H21N3O3S |
| Molecular Weight | 431.51 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related H Standards
- 5-((2H-Chromen-3-yl)methylene)-2-(4-propoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 606962-49-6)
- (2H-Chromen-3-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone (CAS 887346-33-0)
- 2-(2-(2H-chromen-3-yl)thiazol-4-yl)acetic acid (CAS 1291490-26-0)
- 1-(3-(2H-Chromen-3-yl)-1,2,4-oxadiazol-5-yl)-2-methylpropan-1-amine (CAS 1269531-05-6)
- 3-(2H-Chromen-3-yl)-N-cyclopentylacrylamide (CAS 887347-58-2)
- 2-(2H-chromen-3-yl)thiazole-4-carboxylic acid (CAS 1291493-48-5)
- 2-(3-(2H-Chromen-3-yl)-1,2,4-oxadiazol-5-yl)acetic acid (CAS 1269531-42-1)
- 2-(2H-Chromen-7-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1031747-53-1)
Recommended Standards
- 3-(4-(Naphthalen-2-ylsulfonyl)piperazin-1-yl)-6-(pyridin-4-yl)pyridazine (CAS 946273-96-7)
- 5-(2-Butoxybenzylidene)-2-(3-methylbenzofuran-2-yl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 624725-98-0)
- 2,2,3-Tribromobutane (CAS 62127-47-3)
- Ethyl 2-(2-(4-(furan-2-carbonyl)piperazin-1-yl)acetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate (CAS 835598-94-2)
- 1-[2-(3,4-dimethoxyphenyl)ethyl]-6-[(E)-2-(dimethylamino)ethenyl]-4-oxo-1,4-dihydropyrimidine-5-carbonitrile 11K-921 303148-47-2 (CAS 303148-47-2)
- 3-Methyl-6,7-dihydroisoxazolo[4,5-c]pyridin-4(5H)-one (CAS 164223-42-1)
- Benzyl N-(4-chloro-3-fluorophenyl)carbamate (CAS 1098184-77-0)
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- 3-(4-Fluorophenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 36640-40-1)
- Ethyl 2-amino-4-(4-butylphenyl)-5-methylthiophene-3-carboxylate (CAS 350990-13-5)
- (3,5-Dimethylphenyl)(3-(morpholinomethyl)phenyl)methanone (CAS 898791-77-0)
- N'-(4-Ethoxybenzylidene)-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide (CAS 302918-34-9)
- 2-(Bromomethyl)-6-(chloromethyl)benzo[d]oxazole (CAS 1806379-30-5)
- Neuropeptide S (rat) (CAS 412938-75-1)
Why CATO?
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