Benzoyl kiloraidi CAS 98-88-4
Ewu ati Aabo
| Awọn aami ewu | C – Ibajẹ |
| Awọn koodu ewu | R34 - Awọn okunfa sisun R43 – Le fa ifamọ nipa ara olubasọrọ R20 / 21/22 - ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. |
| Apejuwe Abo | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.) S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. |
| UN ID | UN 1736 8/PG 2 |
| WGK Germany | 1 |
| RTECS | DM6600000 |
| TSCA | Bẹẹni |
| HS koodu | 29310095 |
| Akọsilẹ ewu | Ibajẹ |
| Kíláàsì ewu | 8 |
| Iṣakojọpọ Ẹgbẹ | II |
| Ọrọ Iṣaaju | benzoyl kiloraidi (CAS98-88-4) tun mọ bi benzoyl kiloraidi, benzoyl kiloraidi, ti o jẹ ti iru kiloraidi acid kan. Omi didan ti ko ni awọ mimọ, ifihan si ẹfin afẹfẹ. Awọn ọja ile-iṣẹ pẹlu ina ofeefee, pẹlu oorun didan to lagbara. Vapor lori oju mucosa, awọ ara ati atẹgun atẹgun ni ipa ti o lagbara, nipa fifun mucosa oju ati yiya. Benzoyl kiloraidi jẹ agbedemeji pataki fun igbaradi ti awọn awọ, awọn turari, awọn peroxides Organic, awọn oogun ati awọn resini. O tun ti lo ni fọtoyiya ati iṣelọpọ awọn tannins atọwọda, ati pe o ti lo bi gaasi ti o ni itara ninu ogun kemikali. Nọmba 1 jẹ agbekalẹ igbekale ti benzoyl kiloraidi |
| igbaradi ọna | ninu yàrá yàrá, benzoyl kiloraidi le ṣee gba nipa distilling benzoic acid ati irawọ owurọ pentachloride labẹ awọn ipo anhydrous. Ọna igbaradi ile-iṣẹ le ṣee gba nipasẹ lilo thionyl kiloraidi ati kiloraidi benzaldehyde. |
| ewu ẹka | Ẹka eewu fun kiloraidi benzoyl: 8 |
| Lo | benzoyl kiloraidi jẹ agbedemeji ti herbicide oxazinone, ati pe o tun jẹ agbedemeji ti benzenecapid insecticide, inhibitor hydrazine. benzoyl kiloraidi ni a lo bi ohun elo aise fun iṣelọpọ Organic, awọn awọ ati awọn oogun, ati bi olupilẹṣẹ, dibenzoyl peroxide, tert-butyl peroxide, herbicide pesticide, bbl Ni awọn ofin ti awọn ipakokoropaeku, jẹ iru tuntun ti inducible insecticide isoxazole thiophos (isoxathon) , Karphos) awọn agbedemeji. O tun jẹ benzoylation pataki ati reagent benzylation. Pupọ julọ ti benzoyl kiloraidi ni a lo lati ṣe agbejade benzoyl peroxide, atẹle nipa iṣelọpọ ti benzophenone, benzyl benzoate, benzyl cellulose ati benzamide ati awọn ohun elo aise kemikali miiran pataki, benzoyl peroxide fun olupilẹṣẹ polymerization ti monomer ṣiṣu, polyester, epoxy, ayase fun resini acrylic gbóògì, ara-coagulant fun gilasi ohun elo okun, crosslinking oluranlowo fun silikoni fluororubber, epo refining, iyẹfun bleaching, fiber decolorization, bbl Ni afikun, benzoic acid le ṣe atunṣe pẹlu benzoyl chloride lati ṣe agbejade benzoic anhydride. Lilo akọkọ ti anhydride benzoic jẹ bi oluranlowo acylating, gẹgẹbi paati ti oluranlowo bleaching ati ṣiṣan, ati paapaa ni igbaradi ti benzoyl peroxide. ti a lo bi awọn reagents analitikali, tun lo ninu awọn turari, iṣelọpọ Organic |
| gbóògì ọna | 1. Ọna Toluene aise awọn ohun elo toluene ati chlorine ninu ina labẹ awọn majemu ti lenu, ẹgbẹ pq chlorination lati gbe awọn α-trichlorotoluene, igbehin ni ekikan alabọde hydrolysis lati se ina benzoyl kiloraidi, ati awọn Tu ti hydrogen kiloraidi gaasi (gbóògì ti omi gbigba. ti gaasi HCl). 2. Benzoic acid ati phosgene lenu. A fi benzoic acid sinu ikoko fọtokemika kan, kikan ati yo, ati pe a ṣe agbekalẹ phosgene ni 140-150 ℃. Gaasi iru ifaseyin ni hydrogen kiloraidi ati phosgene ti a ko ṣe atunṣe, eyiti a ṣe itọju pẹlu alkali ati vented, iwọn otutu ni ipari ti iṣesi jẹ -2-3 °c, ati pe ọja naa ti distilled labẹ titẹ dinku lẹhin iṣẹ yiyọ gaasi. Awọn ọja ile-iṣẹ jẹ awọn olomi didan ofeefee. Mimo ≥ 98%. Iwọn lilo ohun elo aise: benzoic acid 920kg/t, phosgene 1100kg/t, dimethylformamide 3kg/t, alkali olomi (30%) 900kg/t. Bayi ni o gbajumo ni lilo ninu awọn ile ise ti benzoic acid ati benzylidene kiloraidi igbaradi lenu ise. Benzoyl kiloraidi tun le gba nipasẹ chlorination taara ti benzaldehyde. Awọn ọna igbaradi lọpọlọpọ wa. (1) Awọn benzoic acid ti wa ni kikan ati yo nipasẹ ọna phosgene, ati pe phosgene ti wa ni idasilẹ ni 140 ~ 150 ℃, ati pe iye kan ti phosgene ti wa ni idasilẹ lati de aaye ipari. Awọn phosgene ti wa ni ìṣó nipasẹ nitrogen, ati awọn iru gaasi ti wa ni gba ati ki o run, ik ọja ti a gba nipa distillation labẹ dinku titẹ. (2) Awọn ọna trichloride fosforu benzoic acid ni tituka ni toluene ati awọn ohun elo miiran, Phosphorus trichloride ti wa ni afikun dropwise, ati pe a ṣe iṣeduro naa fun awọn wakati pupọ lẹhin sisọ silẹ, toluene ti wa ni pipa, lẹhinna ọja ti o ti pari ti wa ni pipa. (3) ọna trichloromethylbenzene si toluene ẹgbẹ pq chlorination, ati lẹhinna ọja hydrolysis. |
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