4-Chloro-4′-hydroxybenzophenone (CAS # 42019-78-3)
| 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 | S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 - Wọ aṣọ aabo to dara. |
| HS koodu | 29144000 |
| Akọsilẹ ewu | Irritant |
Ọrọ Iṣaaju
4-Chloro-4′-hydroxybenzophenone jẹ ẹya Organic yellow. Atẹle ni alaye nipa awọn ohun-ini, awọn lilo, awọn ọna igbaradi, ati ailewu ti agbo:
Didara:
Irisi: 4-Chloro-4′-hydroxybenzophenone jẹ okuta-iyẹfun funfun tabi lulú okuta.
Solubility: tiotuka ni ethanol, dimethylformamide ati chloroform, die-die tiotuka ni ether ati erogba kiloraidi.
Lo:
4-Chloro-4′-hydroxybenzophenone le ṣee lo bi agbedemeji ni iṣelọpọ Organic fun iṣelọpọ ti awọn agbo ogun Organic miiran.
Ọna:
4-Chloro-4′-hydroxybenzophenone ni a le gba nipasẹ fidipo sulfite soda pẹlu iṣuu soda thiothioreagent (fun apẹẹrẹ, phthathiadine) ti iṣuu soda sulfite. Ọna igbaradi pato jẹ bi atẹle:
phthamethamidine ti wa ni tituka ni dimethylformamide, hydroxyacetophenone ti wa ni afikun si ojutu ifaseyin, lẹhin igba diẹ ti ifarabalẹ, a ti fi omi kun, ati pe ọja naa ti fa jade, ti gbẹ ati crystallized pẹlu chloroform lati gba ọja ibi-afẹde.
Alaye Abo:
4-Chloro-4′-hydroxybenzophenone jẹ iduro deede labẹ awọn ipo gbogbogbo. Sibẹsibẹ, olubasọrọ pẹlu awọn aṣoju oxidizing lagbara yẹ ki o yee.
Awọn ohun elo aabo ti ara ẹni ti o yẹ gẹgẹbi awọn ibọwọ, awọn goggles, ati awọn ẹwu yẹ ki o wọ nigba ṣiṣe iru awọn iṣẹ bẹ.
O yẹ ki o wa ni ipamọ kuro ninu awọn nkan ijona ati awọn orisun ooru, ki o si wa ni ipamọ sinu apo ti ko ni afẹfẹ lati yago fun ifihan si afẹfẹ.
Jọwọ danu agbo ati egbin rẹ daradara, ni atẹle awọn ilana iṣakoso egbin agbegbe.
