PIPERAZINE DIHYDROCHLORIDE synthesis
- Product Name:PIPERAZINE DIHYDROCHLORIDE
- CAS Number:142-64-3
- Molecular formula:C4H12Cl2N2
- Molecular Weight:159.06
110-85-0
548 suppliers
$5.00/5 g
142-64-3
178 suppliers
$11.00/25g
Yield:-
Reaction Conditions:
with hydrogenchloride in water at 20;Cooling with ice;
Steps:
1.3
100g of concentrated hydrochloric acid (12mol / L) into 250ml round-bottomed flask, under ice-cooling conditions, 40g of anhydrous piperazine was added slowly. After addition, the ice bath was removed, the reaction overnight at room temperature, suction filtered, the filter cake placed in an oven dried, the resulting white solid, a piperazine dihydrochloride.
References:
Xi'an Jiaotong University;Zhang, Jie;Lu, Wen;Dong, Jinyun;Pan, Xiaoyan;He, Langchong;Zhang, Tao;Wang, Sicen;Shen, Xiuxiu CN104262238, 2016, B Location in patent:Paragraph 0050; 0068; 0085; 0102; 0120
31166-44-6
211 suppliers
$5.00/1g
142-64-3
178 suppliers
$11.00/25g
111-41-1
441 suppliers
$6.00/25g
142-64-3
178 suppliers
$11.00/25g
5712-71-0
2 suppliers
inquiry
142-64-3
178 suppliers
$11.00/25g
110-85-0
548 suppliers
$5.00/5 g
75-44-5
2 suppliers
inquiry
108-88-3
7 suppliers
$21.80/5 mL
71-43-2
670 suppliers
$11.19/25ML
4858-84-8
4 suppliers
inquiry
142-64-3
178 suppliers
$11.00/25g