(Ethyl) triphenylphosphonium bromide (CAS# 1530-32-1)
Ewu ati Aabo
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R51/53 - Majele si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi. R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R21/22 - Ipalara ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. |
| Apejuwe Abo | S61 – Yago fun itusilẹ si ayika. Tọkasi awọn ilana pataki / awọn iwe data aabo. 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. S36 - Wọ aṣọ aabo to dara. |
| UN ID | UN 3077 9/PG 3 |
| WGK Germany | 2 |
| TSCA | Bẹẹni |
| HS koodu | 29310095 |
| Kíláàsì ewu | 6.1 |
| Iṣakojọpọ Ẹgbẹ | III |
Alaye itọkasi
| LogP | -0.69–0.446 ni 35℃ |
| EPA kemikali alaye | Alaye ti a pese nipasẹ: ofmpub.epa.gov (ọna asopọ ita) |
| Lo | Ethyltriphenylphosphine bromide jẹ lilo bi reagent wittig. Ethyltriphenylphosphine bromide ati awọn iyọ phosphine miiran ni iṣẹ antiviral. fun Organic kolaginni |
| itoju awọn ipo | awọn ipo itọju ti ethyltriphenylphosphine bromide: yago fun ọrinrin, ina ati iwọn otutu giga. |
Ọrọ Iṣaaju
Ethyltriphenylphosphine bromide, ti a tun mọ si Ph₃PCH₂CH₂CH₃, jẹ ẹya organophosphorus. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti ethyltriphenylphosphine bromide:
Didara:
Ethyltriphenylphosphine bromide jẹ aila-awọ si imọlẹ ofeefee gara tabi omi pẹlu oorun benzene to lagbara. O ti wa ni tiotuka ni Organic olomi bi ethers ati hydrocarbons ni yara otutu. O ni solubility kekere ju omi lọ.
Lo:
Ethyltriphenylphosphine bromide ni ọpọlọpọ awọn ohun elo ni iṣelọpọ Organic. O ṣe bi reagent irawọ owurọ fun aropo nucleophilic ti awọn ọta halogen ati awọn aati afikun nucleophilic ti awọn agbo ogun carbonyl. O tun le ṣee lo bi ligand fun kemistri organometallic ati awọn aati iyipada irin-catalyzed.
Ọna:
Ethyltriphenylphosphine bromide le ṣe imurasilẹ nipasẹ awọn aati wọnyi:
Ph₃P + BrCH₂CH₂CH₃ → Ph₃PCH₂CH₂CH₃ + HBr
Alaye Abo:
Ethyltriphenylphosphine bromide ni majele ti isalẹ ṣugbọn o yẹ ki o tun lo pẹlu iṣọra. Ifihan si ethyltriphenylphosphine bromide le fa ibinu ati ibajẹ oju. Awọn iṣọra ti o yẹ, gẹgẹbi wọ awọn ibọwọ ati awọn goggles, yẹ ki o mu nigba lilo, ati pe o yẹ ki o rii daju isunmi ti o dara. Yago fun ifasimu rẹ tabi wiwa sinu olubasọrọ pẹlu awọ ara ati oju lakoko iṣẹ abẹ naa.
