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1 2 3 4 5-Pentamethylcyclopentadiene (CAS# 4045-44-7)

Chemical Property:

Molecular Formula C10H16
Molar Misa 136.23
Kuchulukana 0.87g/mLat 25°C(lit.)
Boling Point 58°C13mm Hg(kuyatsa)
Pophulikira 112°F
Kusungunuka kwamadzi Mosiyana ndi methanol. dichloromethane ndi ethyl acetate. Kusakanikirana pang'ono ndi madzi.
Kuthamanga kwa Vapor 1.97mmHg pa 25°C
Maonekedwe Madzi
Specific Gravity 0.87
Mtundu Choyera chopanda utoto mpaka chachikasu-lalanje, chikhoza kudetsa posungira
Mtengo wa BRN 1849832
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Kukhazikika sitolo ozizira
Zomverera Kuwala Kumverera
Refractive Index n20/D 1.474(lit.)

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa 10 - Zoyaka
Kufotokozera Zachitetezo 16 - Khalani kutali ndi magwero oyatsira.
Ma ID a UN UN 3295 3/PG 3
WGK Germany 3
FLUKA BRAND F CODES 9-23
HS kodi 29021990
Kalasi Yowopsa 3
Packing Group III

 

Mawu Oyamba

1,2,3,4,5-Pentamethylcyclopentadiene (yomwe imadziwikanso kuti pentaheptadiene) ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu wake, ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

1,2,3,4,5-Pentamethylcyclopentadiene ndi madzi opanda mtundu okhala ndi fungo lapadera. Ndiwocheperako, wosasungunuka m'madzi, komanso wosungunuka muzosungunulira wamba.

 

Gwiritsani ntchito:

1,2,3,4,5-Pentamethylcyclopentadiene ili ndi ntchito zambiri m'munda wa chemistry. Itha kugwiritsidwa ntchito ngati zoyambira komanso zapakatikati mu kaphatikizidwe ka organic kaphatikizidwe kazinthu zina.

 

Njira:

1,2,3,4,5-Pentamethylcyclopentadiene ikhoza kupangidwa ndi njira zosiyanasiyana. Njira zodziwika bwino zokonzekera ndi izi:

Zomwe zimachitika ndi cyclopentene: cyclopentene ndi methylation reagents (monga methyl bromide) amagwiritsidwa ntchito pochita zinthu pansi pa zinthu zamchere kuti apange 1-methylcyclopentene, ndiyeno 1,2,3,4,5-pentamethylcyclopentadiene imapangidwa kudzera mu methylation reaction.

Kapangidwe ka carbon-carbon bond kachitidwe kopangidwa ndi chitsulo chothandizira.

 

Zambiri Zachitetezo:

1,2,3,4,5-pentamethylcyclopentadiene ili ndi zoopsa zina, ndipo m'pofunika kumvetsera chitetezo mukamagwiritsa ntchito. Nazi zina mwazowopsa zachitetezo:

Ndi madzi oyaka ndipo ayenera kusungidwa kutali ndi moto wotseguka komanso kutentha kwakukulu.

Pewani kulowetsa nthunzi yake, igwiritseni ntchito pamalo olowera mpweya wabwino, ndipo gwiritsani ntchito zida zodzitetezera zoyenera (monga chitetezo cha kupuma).

Imatha kuchita mwamphamvu ndi ma oxidizing amphamvu ndi ma asidi amphamvu, zomwe zimapangitsa moto kapena kuphulika.

 

Chonde gwiritsani ntchito mosamala mukamagwiritsa ntchito ndikuyigwira molingana ndi njira zoyendetsera chitetezo.


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