4-Nitrobenzhydrazide (CAS # 636-97-5)
Awọn koodu ewu | R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R20 / 21/22 - ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. |
Apejuwe Abo | S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju |
WGK Germany | 3 |
RTECS | DH5670000 |
TSCA | Bẹẹni |
HS koodu | 29280000 |
Kíláàsì ewu | IKANU |
Ifaara
4-nitrobenzoylhydrazide jẹ agbo-ara Organic.
Didara:
4-Nitrobenzoylhydrazide jẹ awọ ofeefee si osan kirisita ti o lagbara ti o jẹ tiotuka ninu chloroform, ethanol, ati awọn olomi ekikan, ati pe o fẹrẹ jẹ insoluble ninu omi. O jẹ flammable ati bugbamu ati pe o yẹ ki o ṣe itọju pẹlu iṣọra.
Lo:
4-nitrobenzoylhydrazide jẹ reagent kemikali kan ti o jẹ igbagbogbo lo bi isunmọ idapọmọra, reagent amination ati reagent cyanide ni iṣelọpọ Organic.
Ọna:
Ọna igbaradi ti 4-nitrobenzoylhydrazide nigbagbogbo nlo ifaseyin ti benzaldehyde ati hydrogen amonia, eyiti o jẹ nitrified lati ṣe ina 4-nitrobenzaldehyde, ati lẹhinna 4-nitrobenzoylhydrazide gba nipasẹ idahun idinku.
Alaye Abo:
4-Nitrobenzoylhydrazide ni ewu nla ti bugbamu ati pe o yẹ ki o ṣe itọju lati yago fun olubasọrọ taara pẹlu awọ ara ati ifasimu. Awọn iṣọra ti o yẹ yẹ ki o mu lakoko mimu ati ibi ipamọ lati rii daju aabo. Ni ifarabalẹ ni oye alaye aabo ti o yẹ ṣaaju lilo: tẹle ọna ti o tọ ti mimu ati lilo.