DIURETHANE DIMETHACRYLATE;7,7,9-Trimethyl-4,13-dioxo-3,14-dioxa-5,12-diazahexadecane-1,16-d iyl bis(2-methylacrylate) Masu masana'anta

2-Amino-5-nitropyridine CAS 4214-76-0 an samo shi daga nitration na 2-aminopyridine. A zafin jiki na 50 ° C, an ƙara 2-aminopyridine zuwa sulfuric acid mai tattarawa, sa'an nan kuma an ƙara fuming nitric acid a hankali, kuma zafin jiki bai wuce 50 ° C ba. Sanya a zazzabi na 45 ° C na awa 2, sannan a motsa a cikin dakin da zafin jiki na awa 4. An zuba maganin da aka yi a cikin kankara da aka murkushe, kuma an daidaita pH zuwa 6 ta hanyar ƙara ruwan ammonia da ke ƙasa da 5 ° C, kuma lu'ulu'u sun haɗe. Tace a bushe. Recrystallization da ruwa don samun kodadde rawaya platelets, samar da 75%

1-Butylpyrrolidin-2-daya CAS 3470-98-2ï¼ Ruwa mai haske mara launi, wurin tafasa 137 ° C / 28mmhg.

Sodium p-toluenesulfinate CAS 824-79-3 Farin foda, mai narkewa a cikin ethanol, ruwa da ether.

Mu manyan masana'anta ne na trans-Anethole CAS 4180-23-8 a cikin Sin. -8.

A matsayin ƙwararrun masana'anta, muna so mu samar muku da ingantaccen Alfacalcidol CAS 41294-56-8. Kuma za mu ba ku mafi kyawun sabis na tallace-tallace da bayarwa akan lokaci.

Mu ne manyan masana'antun 4-Benzyloxyphenol CAS 103-16-2 a kasar Sin.4-Benzyloxyphenol CAS 103-16-2 yana samuwa a cikin hannun jari kuma za'a iya aikawa da sauri.COA, MSDS da TDS na 4-Benzyloxyphenol CAS 103-16 -2.