Te whakarite i te procaine & procaine hcl

Procaine turanga

CAS: 59-46-1

Te ahua: te paura tioata ma

Ira whakarewa (kohuatanga): 59 ~ 62 ℃

tātai rāpoi: c13h2on2o2

Te taumaha ngota: 236.31

Procaine hcl

CAS: 51-05-8

I roto i te 250ml ipu kakai e toru me te whakaoho me te inemahana, ka taapirihia te wairewa nitrocaine me te pH 4.0-4.2.I raro i te whakakorikori katoa, ka taapirihia te paura rino whakahohe ki te 25 ℃ i etahi wa.Whai muri i te taapiri, ka piki aunoa te pāmahana tauhohenga me te pupuri i te 40-45 ℃.Ko te wa tauhohenga he 2 haora.I muri i te tātari, ka horoi rua te toenga tātari me te iti o te wai, ka honoa te wairewa horoi ki te filtrate, ka waikawa ki te pH 5 me te waikawa puota waimeha (10%), ka taapirihia te otinga konutai sulfide ki te pH 7.8- 8.0 ki te whakaheke i te tote rino i roto i te otinga tauhohenga.Ka waikawahia te filtrate ki te ph6 me te iti o te waikawa waimaota waimeha, ka whakamahana ki te 50-60 ℃ mo te 10 meneti me te iti o te waro whakahohe.Ka horoia te toenga tātari me te iti o te wai, ka whakakotahihia te wairewa horoi ki te filtrate, ka whakamatao ki raro i te 10 ℃, ka whakamaarama ki te 20% NaOH tae noa ki te wehea katoa o te procaine (pH 9.5-10.5).Tātarihia, horoi kia rua nga wa, pehia me te whakamakuku mo te hanga tote(procaine hcl)