2,3-dimethyl-6-nitro-2H-indazole synthesis
- Product Name:2,3-dimethyl-6-nitro-2H-indazole
- CAS Number:444731-73-1
- Molecular formula:C9H9N3O2
- Molecular Weight:191.19
6494-19-5
254 suppliers
$19.00/1g
616-38-6
678 suppliers
$5.00/5G
444731-73-1
206 suppliers
$25.00/100mg
Yield:444731-73-1 97%
Reaction Conditions:
at 80; for 0.025 h;Flow reactor;Temperature;
Steps:
1.3; 2.3; 3.3; 1.3
(3) take by weighing the PZPN-2A of 100g, add stirring and dissolving in the dimethyl carbonate of 200g to form material 5, take by weighing the dimethyl carbonate of 200g and form material 6, adjust the flow velocity of slurry pump B to make the flow velocity of material 5 be 10ml/min, adjust the flow rate of flow pump D to make the flow rate of material 2 be 5ml/min, the reaction temperature is 80 , the mass ratio of PZPN-2A and dimethyl carbonate is 1: 2.0, and the reaction residence time is 90s, collected from The reaction solution flowing out of the outlet, after the reaction solution was added to water, precipitated a solid, and filtered to obtain PZPN-3A with a yield of 97% and a purity of 99%.
References:
CN114380748,2022,A Location in patent:Paragraph 0015; 0050; 0053; 0055; 0058; 0060; 0063; ...
6494-19-5
254 suppliers
$19.00/1g
616-38-6
678 suppliers
$5.00/5G
444731-73-1
206 suppliers
$25.00/100mg
6494-19-5
254 suppliers
$19.00/1g
77-78-1
304 suppliers
$22.00/25g
444731-73-1
206 suppliers
$25.00/100mg
6494-19-5
254 suppliers
$19.00/1g
74-88-4
350 suppliers
$15.00/10g
444731-73-1
206 suppliers
$25.00/100mg
6494-19-5
254 suppliers
$19.00/1g
149-73-5
534 suppliers
$12.00/5g
444731-73-1
206 suppliers
$25.00/100mg