Tabiiy birikmalar kimyosidan praktikum ( uslubiy qo’llanma)

GETEROHALQALI BIRIKMALAR ......................................................................... 95 
Furanning olinishi va uni sifatiy aniqlash. ........................................................................................ 95 
Pirrolning olinishi va uni sifatiy aniqlash. ........................................................................................ 95 
Furfurolning olinishi va uni sifatiy aniqlash. .................................................................................... 96 
1-Antipirin va amidopirinni temir (3) xlorid bilan reaksiyasi ........................................................... 96 
Antipirin va amidopirinning nitrit kislota bilan reaksiyasi ............................................................... 97 
Kobalt (II) xlorid bilan teofillinga sifat reaksiyasi……………………………………………98 
kobalt(II) xlorid bilan teobrominga sifat reaksiyasi………………………………………….99
ALKALOIDLAR .......................................................................................................... 98 
Alkaloidlarga xos umumiy reaksiyalar ............................................................................................. 98 
Mahsulot tarkibida alkaloidlar borligini quyidagi reaksiyalar yordamida aniqlanadi: ..................... 98 
Teofillin va teobrominlarga kobalt (II)-xloridning ta`siri. ................................................................ 99 
Nikotinni tamakidan ajratib olish. ................................................................................................... 100 
Nikotin ............................................................................................................................................ 100 
Xininning ammiak va bromli suv bilan o’zaro ta'siri ...................................................................... 101 
Xinin va xinin tuzlarining turli erituvchilarda eriuvchanligi .......................................................... 102 
Choydan kofein olish ...................................................................................................................... 102 
Choydan kofein olish .................................................................................................................... 103 
Alkoloidlar va ular tuzlarining erituvchilarga munosabati ............................................................. 104 
Termopsisdan tsitizin olish ............................................................................................................. 105 
Alkaloidlar mavzusiga oid qo’shimcha tajribalar ........................................................................... 106