2H-Thiazolo[5,4-e]indazole CAS 19546-91-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19546-91-9 |
| Molecular Formula | C8H5N3S |
| Molecular Weight | 175.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2H-Thiazolo[5,4-e]indazole (CAS 19546-91-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H5N3S. Molecular weight: 175.21 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H5N3S |
| Molecular Weight | 175.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related H Standards
- 2H-Thiazolo[4,5-g]indazole (CAS 19546-90-8)
- 7H-Thiazolo[5,4-e]indazole (CAS 19546-92-0)
- 2H-Thiazolo[5,4-g]indazole (CAS 218596-83-9)
- 6H-Thiazolo[5,4-e]indazol-2-amine (CAS 21444-01-9)
- Thiazolo[4',5':5,6]benzo[1,2-c]isoxazole (CAS 52876-88-7)
- Thiazolo[5',4':3,4]benzo[1,2-d]isoxazole (CAS 52876-89-8)
- 2H-Thiazolo[5,4-f]indole (CAS 126581-24-6)
- 2H-Thiazolo[4,5-e]indole (CAS 42394-80-9)
Recommended Standards
- 1-(Ethylsulfonyl)-1H-pyrazol-4-amine (CAS 1935538-93-4)
- 2-Aminobenzothiazole-6-carbonitrile (CAS 19759-66-1)
- rel-(3aR,6aS)-Tetrahydro-1H-thieno[3,4-b]pyrrol-2(3H)-one 5,5-dioxide (CAS 1903872-85-4)
- 1-(((1-(Bromomethyl)cyclopentyl)oxy)methyl)-4-chlorobenzene (CAS 1483554-63-7)
- (R,R)-2,5-Hexanediol (CAS 17299-07-9)
- 2,5-Dibromo-3-chloropyrazine (CAS 21943-16-8)
- (3-(Thiophen-2-yl)pyrazin-2-yl)methanamine (CAS 1368469-28-6)
- 3-Oxo-2-(pyridin-4-yl)butanenitrile (CAS 126769-98-0)
- Ethyl 5-chloro-6-fluoropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 2359650-50-1)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com