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(Ethyl) triphenylphosphonium bromide (CAS# 1530-32-1)

Hantida Kiimikada:

Qaanuunka molecular C20H20BrP
Molar Mass 371.25
Cufnaanta 1.38 [ saacada 20 ℃ ]
Meesha dhalaalaysa 203-205C ( shid)
Boling Point 240℃[ at 101 325 Pa]
Barta Fiishka 200°C
Biyuhu milmayn 120 g/L (23ºC)
Solubility 174g/l milmaya
Uumiga Uumiga 0-0.1Pa at 20-25 ℃
Muuqashada crystal cad
Midabka Cadaan ilaa caddaan
BRN 3599630
Xaalada Kaydinta Jawi aan firfircoonayn, Heer kulka qolka
Xasaasi ah Hygroscopic

Faahfaahinta Alaabta

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Khatarta iyo Badbaadada

Xeerarka Khatarta R22 - Waxyeelo leh haddii la liqo
R51/53 - Sun ku leh noolaha biyaha, waxay u keeni kartaa saameyn xun muddo dheer deegaanka biyaha.
R36/37/38 - Waxay ka xanaajisaa indhaha, habka neefsashada iyo maqaarka.
R21/22 - Waxyeelo u leh taabashada maqaarka iyo haddii la liqo.
Sharaxaada Badbaadada S61 - Iska ilaali in lagu sii daayo deegaanka. Tixraac tilmaamaha gaarka ah / xaashiyaha xogta badbaadada.
S36/37/39 - Xidho dhar ilaalin ku haboon, galoofyada iyo ilaalinta indhaha/wejiga.
S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S36 - Xidho dhar ilaalin ku habboon.
Aqoonsiga UN-ka UN 3077 9/PG 3
WGK Germany 2
TSCA Haa
Koodhka HS 29310095
Heerka khatarta 6.1
Kooxda Baakadaha III

Macluumaadka Tixraaca

LogP -0.69-0.446 at 35 ℃
Macluumaadka kiimikada EPA Macluumaadka waxaa bixiyay: ofmpub.epa.gov (xiriirka dibadda)
Isticmaal Ethyltriphenylphosphine bromide waxaa loo isticmaalaa sida reagent wittig.
Ethyltriphenylphosphine bromide iyo milixyada phosphine kale waxay leeyihiin firfircooni ka hortag ah.
si ay u abuuraan organic
xaaladaha ilaalinta xaaladaha ilaalinta ee ethyltriphenylphosphine bromide: iska ilaalinta qoyaanka, iftiinka iyo heerkulka sare.

 

Hordhac

Ethyltriphenylphosphine bromide, oo sidoo kale loo yaqaan Ph₃PCH₂CH₂CH₃, waa unug organophosphorus ah. Kuwa soo socdaa waa horudhac ku saabsan sifooyinka, isticmaalka, hababka diyaarinta iyo macluumaadka badbaadada ee ethyltriphenylphosphine bromide:

Tayada:
Ethyltriphenylphosphine bromide waa mid aan midab lahayn ama iftiin jaale ah ama dareere leh caraf udgoon benzene. Waxay ku milmi kartaa dareerayaasha organic sida ethers iyo hydrocarbons heerkulka qolka. Waxay leedahay milmayn hoose oo ka hooseeya biyaha.

Isticmaal:
Ethyltriphenylphosphine bromide waxay leedahay codsiyo badan oo kala duwan oo ku saabsan isku dhafka dabiiciga ah. Waxay u shaqeysaa sidii fosfooraska reagent ee beddelka nucleophilic ee atamka halogen iyo falcelinta kordhinta nucleophilic ee xeryahooda carbonyl. Waxa kale oo loo isticmaali karaa ligand ahaan kimistariga organometallic iyo falcelinta birta-catalyzed ee kala guurka ah.

Habka:
Ethyltriphenylphosphine bromide waxaa lagu diyaarin karaa falcelinta soo socota:

Ph₃P + BrCH₂CH₂CH₃ → Ph₃PCH₂CH₂CH₃ + HBr

Macluumaadka Badbaadada:
Ethyltriphenylphosphine bromide waxay leedahay sunta hoose laakiin wali waa in si taxadar leh loo isticmaalo. Soo-gaadhista ethyltriphenylphosphine bromide waxay keeni kartaa xanaaq iyo dhaawac isha. Taxaddar ku habboon, sida xidhashada galoofyada iyo muraayadaha, waa in la sameeyaa marka la isticmaalayo, iyo in la hubiyo hawo wanaagsan. Ka fogow in aad neefsato uumiga ama ay la kulanto maqaarka iyo indhaha inta lagu jiro qaliinka.

 


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