(E)-Methyl 4-bromocrotonate (CAS# 6000-00-6)
Hadari da Tsaro
| Alamomin haɗari | Xi - Haushi |
| Lambobin haɗari | R37 / 38 - Haushi ga tsarin numfashi da fata. R41 - Hadarin mummunan lalacewa ga idanu R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. |
| Bayanin Tsaro | S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. S39 – Sa ido/kariyar fuska. |
| WGK Jamus | 3 |
| RTECS | Saukewa: GQ3120000 |
| FLUKA BRAND F CODES | 8-9 |
| HS Code | 29161900 |
Gabatarwa
Trans-4-bromo-2-butenoic acid methyl ester ruwa ne mara launi tare da wari na musamman. Yana da yawa kusan 1.49g/cm3, wurin tafasa na kusan 171-172°C, da ma'aunin walƙiya na kusan 67°C. Ba shi da narkewa a cikin ruwa a cikin zafin jiki, amma yana da wahala tare da kaushi na halitta kamar ethanol, ether, da dai sauransu.
Amfani:
Trans-4-bromo-2-butenoic acid methyl ester yawanci ana amfani dashi azaman tsaka-tsaki a cikin halayen halayen kwayoyin halitta. Ana iya amfani da shi don haɗar sauran mahadi na kwayoyin halitta, misali don haɗakar da mahadi a cikin magungunan magani da magungunan kashe qwari.
Hanyar Shiri:
Trans-4-bromo-2-butenoic acid methyl ester yawanci ana shirya shi ta hanyar maganin bromination da halayen esterification. An fara amsa Butene tare da bromine don ba da 4-bromo-2-butene, wanda aka sanya shi da methanol don ba da trans-4-bromo-2-butenoic acid methyl ester.
Bayanin Tsaro:
Trans-4-bromo-2-butenoic acid methyl ester wani nau'in kaushi ne na kwayoyin halitta da albarkatun kasa, wanda ke da wasu haɗari. Yana da ban haushi da lalata, kuma haɗuwa da fata, idanu ko numfashi na iya haifar da haushi da rauni. Ya kamata a guji tuntuɓar juna kai tsaye yayin amfani, kuma yakamata a ɗauki kariya ta numfashi da ta dace. Bugu da ƙari, ya kamata a kula don kauce wa haɗuwa da oxidants da acid mai karfi a lokacin ajiya don hana halayen haɗari. Idan kana buƙatar amfani da wannan fili, da fatan za a yi aiki a cikin amintaccen wuri kuma bi hanyoyin aiki masu aminci.
