6-Fluoro-1H-indazol-3-ol synthesis
- Product Name:6-Fluoro-1H-indazol-3-ol
- CAS Number:862274-39-3
- Molecular formula:C7H5FN2O
- Molecular Weight:152.13
446-32-2
448 suppliers
$6.00/5g
862274-39-3
66 suppliers
$45.00/10mg
Yield:862274-39-3 81%
Reaction Conditions:
Stage #1: 4-fluoroanthranilic acidwith hydrogenchloride;sodium nitrite in water at 10 - 20; for 11.5 h;Heating / reflux;
Stage #2: with sodium hydrogencarbonate in water; pH=5.5;
References:
WO2005/73199,2005,A1 Location in patent:Page/Page column 33-34