Reaction scheme:
View attachment 1298
Heat variant:
1. 1000 ml benzaldehyde, 1000 ml
nitroethane, 250 ml glacial acetic acid and 50 ml n-butylamine was added in 10 L flask.
2. Install a condenser on the flask.
3. Start stirring and heat reaction mixture to 60 *C.
4. Heating mixture 2-3 hours.
5. Empty mixture in the bucket.
6. Add 800 ml IPA in the bucket and stirred.
7. Put the bucket in the freezer for 12 hours.
8. After that time, P2NP was crystallized.
9. Filtered and dried.
Microwave variant:
1. 100 ml benzaldehyde, 100 ml
nitroethane, 25 ml glacial acetic acid and 20 ml n-butylamine was added in 500 ml glass.
2. Put a rubber glove on a glass.
3. The glass was put in the microwave.
4. Turn on the power of 750 W and warm so much time so that the mixture does not boil.
5. We repeat the step 4 several times, let me cool the mixture. Minimum 6 irradiations.
6. After that, add 100 ml IPA, stirred and put in the freezer for 12 hours.
7. After that time, P2NP was crystallized.
8. Filtered and dried.