Babban ma'anar bayarwa 99% Imidazole/1h-Imidazole/Imz CAS 288-32-4

An sadaukar da kai ga ingantaccen iko mai mahimmanci da kamfani mai siyayya, ƙwararrun ma'aikatan ƙwararrun ma'aikatan galibi suna samuwa don tattauna buƙatun ku da kuma tabbatar da cikakken mai siyar da jin daɗin Babban Ma'anar Samar da 99% Imidazole/1h-Imidazole/Imz CAS 288-32-4, Mu' a shirye don yin aiki tare da abokan ciniki nagari daga cikin gidan ku da kuma ƙasashen waje kuma ku yi kyakkyawan dogon lokaci tare.
An sadaukar da kai ga ingantaccen iko da kamfani mai siyayya, ƙwararrun ma'aikatan ƙwararrun ma'aikatanmu galibi suna samuwa don tattaunawa da buƙatun ku da kuma tabbatar da cikakkiyar gamsuwa ga mai siye.China Imidazole da Imz, Kowace shekara, yawancin abokan cinikinmu za su ziyarci kamfaninmu kuma su sami ci gaba mai girma na kasuwanci tare da mu.Muna maraba da ku da gaske don ku ziyarce mu a kowane lokaci kuma tare za mu yi nasara ga babban nasara a masana'antar gashi.

Matsakaici don haɗuwa da allopurinol.

Yana ɗaya daga cikin jerin pyrazole da aka maye gurbin 3-amino-4.Ana iya amfani da shi azaman tsaka-tsaki don haɗa yawancin mahadi masu tasiri na pharmacologically, irin su allopurinol, ɗaya daga cikin jerin abubuwan da suka samo asali na pyrazolopyrimidine, na ƙarshe tun 1963 Tun lokacin da aka yi amfani da shi na asibiti, ya kasance babban magani don maganin gout.A halin yanzu, akwai ƙananan hanyoyin da aka sani don haɗawa

3-aminopyrazole-4-carboxamide hemisulfate a kasar Sin, yafi ta hanyar amsa malononitrile da triethyl orthoformate don shirya ethoxymethylene malononitrile, sa'an nan kuma tare da amsawar hydrazine hydrate yana haifar da 3-amino-4-cyanopyrazole, wanda a ƙarshe ya amsa tare da samar da sulfuric acid.

3-aminopyrazole-4-carboxamide hemisulfate (Chen Huiru, Xiao Guomin et al. 3-aminopyrazole- Synthesis of 4-formamide hemisulfate [J]. Chemical Industry Times, 2008, 6 (22): 39 40), jimlar yawan amfanin ƙasa. kira da wannan hanya ne game da 60% (lissafi a matsayin malononitrile), wannan hanya Ya ƙunshi wani mataki uku dauki, da matakai sun fi tsayi, da kuma reagents amfani, kamar malononitrile da ethoxymethylene malononitrile, sun fi guba da tsada.Bugu da ƙari, 3-aminopyrazole-4 da aka shirya ta wannan hanya - Formamide hemisulfate yana da launi mai wuyar cirewa kuma yana buƙatar ƙarin aiki, wanda ya fi rikitarwa.

Akwai rahotanni a cikin wallafe-wallafen kasashen waje ta yin amfani da pyridylamide hydrazone da ethoxymethylene malononitrile a matsayin albarkatun kasa don samun 3-amino-4-cyanopyrazole ta ƙari da cyclization, sa'an nan kuma amsa tare da sulfuric acid mai da hankali don samun maƙasudin manufa (Reuken G Jones. Abubuwan da aka yi na orthoesters tare da su). mahadi masu aiki methylene [J] J Am Chem Soc. 1952,74 (5): 4889 4891).Babban albarkatun da ake amfani da su a cikin wannan hanya suna da tsada, yawan abin da ake samu ba shi da yawa, kuma ribar samar da masana'antu ba ta da yawa.Dole ne ya zama da wahala.

Matsayin gudanarwa:Matsayin Kasuwanci
Na waje:Kashe-fari ko rawaya foda

Kunshin:25kg/drum
assay (HPLC) Mafi Girma ko daidai da 98.0%
tsafta (HPLC) Mafi Girma ko daidai da 99.5%

An sadaukar da kai ga ingantaccen iko mai mahimmanci da kamfani mai siyayya, ƙwararrun ma'aikatan ƙwararrun ma'aikatan galibi suna samuwa don tattauna buƙatun ku da kuma tabbatar da cikakken mai siyar da jin daɗin Babban Ma'anar Samar da 99% Imidazole/1h-Imidazole/Imz CAS 288-32-4, Mu' a shirye don yin aiki tare da abokan ciniki nagari daga cikin gidan ku da kuma ƙasashen waje kuma ku yi kyakkyawan dogon lokaci tare.
Babban ma'anaChina Imidazole da Imz, Kowace shekara, yawancin abokan cinikinmu za su ziyarci kamfaninmu kuma su sami ci gaba mai girma na kasuwanci tare da mu.Muna maraba da ku da gaske don ku ziyarce mu a kowane lokaci kuma tare za mu yi nasara ga babban nasara a masana'antar gashi.