6-(3,4-Dimethoxybenzyl)-2-(4-methoxybenzylidene)-7H-thiazolo[3,2-b][1,2,4]triazine-3,7(2H)-dione CAS 638133-64-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 638133-64-9 |
| Molecular Formula | C22H19N3O5S |
| Molecular Weight | 437.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-(3,4-Dimethoxybenzyl)-2-(4-methoxybenzylidene)-7H-thiazolo[3,2-b][1,2,4]triazine-3,7(2H)-dione (CAS 638133-64-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H19N3O5S. Molecular weight: 437.47 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H19N3O5S |
| Molecular Weight | 437.47 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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- (3,5-Bis((3,5-dimethoxybenzyl)oxy)phenyl)methanol (CAS 176650-92-3)
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- N-(4-(((3,5-Dimethoxybenzyl)thio)methyl)thiazol-2-yl)-2-phenoxypropanamide (CAS 955857-64-4)
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Recommended Standards
- 3-Hydroxy-4-(4-methoxybenzoyl)-5-(4-methoxyphenyl)-1-(5-methyl-1,3,4-thiadiazol-2-yl)-1H-pyrrol-2(5H)-one (CAS 371213-95-5)
- N-(2,4-Difluorophenyl)-2-((5-(pyridin-4-yl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 578757-87-6)
- 2-((2S,3S)-3-(tert-butyl)-4-(2,6-dimethoxyphenyl)-2,3-dihydrobenzo[d][1,3]oxaphosphol-2-yl)-6-methoxypyridine (CAS 2003230-67-7)
- (E)-4-oxo-4-(2-(4-propionamidobenzoyl)hydrazinyl)but-2-enoic acid (CAS 314765-77-0)
- (R)-tert-butyl 2-(5-bromopyridin-3-yl)pyrrolidine-1-carboxylate (CAS 2070009-68-4)
- 4-Aminooxazole (CAS 110926-01-7)
- (7-Chloro-2,3-dihydrofuro[2,3-c]pyridin-3-yl)methanol (CAS 174469-04-6)
- 7-(Piperazin-1-yl)furo[2,3-c]pyridine (CAS 209160-83-8)
- Tert-butyl 4-((pyrimidin-5-ylmethyl)amino)azepane-1-carboxylate (CAS 1699521-51-1)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
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