Trazodone hydrochloride synthesis
- Product Name:Trazodone hydrochloride
- CAS Number:25332-39-2
- Molecular formula:C19H23Cl2N5O
- Molecular Weight:408.32
19794-93-5
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$185.00/250mg
25332-39-2
339 suppliers
$6.00/100mg
Yield:25332-39-2 93%
Reaction Conditions:
with hydrogenchloride in ethanol;water; pH=3 at 60; for 2 h;
Steps:
3 Example 3
At room temperature to 500mL three-necked flask, followed by adding 50g (0.134mol) trazodone, 300mL ethanol, mechanical agitation was warmed to 60 , after the solid was dissolved, was added dropwise 12mol / LHCl water, adjusting the pH to 3, then slowly cooled to 0 , a lot of white solid precipitated, heat stirring for 2 hours, filtered, 50 vacuum drying 51g (0.125mol) trazodone hydrochloride, yield 93%.
References:
Shenzhen City Pan Gu Pharmaceutical Co., Ltd.;Peng, Jinan;Wang, Qiucheng;Yan, Peng;Zhu, Hanghang CN105777745, 2016, A Location in patent:Paragraph 0046; 0047
13078-15-4
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$35.00/10mg
![2-(3-CHLOROPROPYL)-1,2,4-TRIAZOL-[4,3-A]PYRIDINE-3 (2H)-ONE](/CAS/GIF/19666-40-1.gif)
19666-40-1
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$502.27/5MG
25332-39-2
339 suppliers
$6.00/100mg
52605-52-4
249 suppliers
$10.00/1g
![1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one](/CAS/GIF/6969-71-7.gif)
6969-71-7
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$6.00/1g
25332-39-2
339 suppliers
$6.00/100mg
109-09-1
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$10.60/1gm:
25332-39-2
339 suppliers
$6.00/100mg
109-04-6
523 suppliers
$6.00/25g
25332-39-2
339 suppliers
$6.00/100mg