8-CHLORO-3-METHYL-[1,2,4]TRIAZOLO[4,3-A]PYRAZINE synthesis
- Product Name:8-CHLORO-3-METHYL-[1,2,4]TRIAZOLO[4,3-A]PYRAZINE
- CAS Number:68774-78-7
- Molecular formula:C6H5ClN4
- Molecular Weight:168.58
78-39-7
365 suppliers
$9.00/1g
63286-28-2
107 suppliers
$34.00/1g
68774-78-7
52 suppliers
$68.00/100mg
Yield:68774-78-7 84%
Reaction Conditions:
at 80;
Steps:
13.10 Step 10 8-chloro-3-methyl- [1,2,4] triazolo [4,3-a] pyrazine (d)
Add intermediate b (5.0 g, 0.034 mol) to triethyl orthoacetate (50 mL),The reaction was performed at 80 ° C, and the reaction time was monitored by spotting. The reaction liquid is directly filtered by cold suction,The filter cake was washed with petroleum ether, and the filter cake was dried to obtain 4.9 g of a yellow powder.The yield was 84.0%.
References:
CN110467616,2019,A Location in patent:Paragraph 0131-0134
1445-45-0
351 suppliers
$10.00/5mL
63286-28-2
107 suppliers
$34.00/1g
68774-78-7
52 suppliers
$68.00/100mg