Diyaarinta procaine & procaine hcl

Saldhigga Procaine

CAS: 59-46-1

Muuqaalka: budada crystalline cad

Barta dhalaalka (barta karkarinta): 59 ~ 62 ℃

Qaaciddada molecular: c13h2on2o2

Miisaanka molecular: 236.31

Procaine hcl

CAS: 51-05-8

250ml saddex galaas luqun ah oo leh kiciya iyo heerkulbeeg, xal nitrocaine leh pH 4.0-4.2 ayaa lagu daray.Marka la walaaqo, budada birta ee firfircoon ayaa lagu daraa 25 ℃ dhowr jeer.Ka dib marka lagu daro, heerkulka falcelinta ayaa si toos ah u kacaya oo ilaaliya 40-45 ℃.Wakhtiga falcelinta waxay ahayd 2 saacadood.Sifeynta ka dib, hadhaaga shaandhada waxaa lagu dhaqaa laba jeer qadar yar oo biyo ah, xalka dhaqida waxaa lagu daraa shaandhada, acidified pH 5 leh hydrochloric acid (10%), iyo xalinta sodium sulfide saturated waxaa lagu daraa pH 7.8- 8.0 si loo soo dedejiyo cusbada birta ee xalka falcelinta.Sifeynta waxaa lagu shubaa aashitada ph6 iyadoo leh qadar yar oo ah aashitada hydrochloric-ka-dilute, ka dibna kuleyl 50-60 ℃ 10 daqiiqo iyada oo leh qadar yar oo kaarboon firfircoon ah.Hadhaaga shaandhada waxaa lagu dhaqaa hal mar iyadoo la raacayo qadar yar oo biyo ah, xalka dhaqida waxaa lagu daraa sifeynta, la qaboojiyey in ka hooseeya 10 ℃, oo alkalized 20% NaOH ilaa procaine gebi ahaanba la kala saaro (pH 9.5-10.5).Sifee, dhaq laba jeer, riix oo daadi si ay u samaysanto milix (procaine hcl)