Cytosine synthesis
- Product Name:Cytosine
- CAS Number:71-30-7
- Molecular formula:C4H5N3O
- Molecular Weight:111.1
333-49-3
99 suppliers
$50.00/1g
71-30-7
752 suppliers
$5.00/10g
Yield:71-30-7 93%
Reaction Conditions:
with dihydrogen peroxide at 80; for 20 h;Temperature;
Steps:
5
30% hydrogen peroxide (51.0 g, 0.45 mol) was added dropwise to the intermediate solution, drop finished, heating up to 80 ° C for 20 hours; cooled to room temperature, dropping 10mol / L sodium hydroxide solution to adjust the pH value, when the pH is 7.5, continue to cool to 10 ° C; after cooling, washed, after drying to obtain cytosine 31.0g, The yield was 93.0% and the HPLC content was 99.4%.
References:
CN103880758,2016,B Location in patent:Paragraph 0019
3650-93-9
53 suppliers
$70.00/10mg
71-30-7
752 suppliers
$5.00/10g
