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

Ngwongwo kemịkalụ:

Usoro ihe omimi C10H16
Molar Mass 136.23
Njupụta 0.87g/mLat 25°C(ọkụ)
Ebe Boling 58°C13mm Hg(ọkụ)
Ebe mgbari 112°F
Mmiri Solubility Na-agbanwe agbanwe na methanol. Dichloromethane na ethyl acetate. Dị ntakịrị miscible na mmiri.
Uzuoku nrịbama 1.97mmHg na 25°C
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 0.87
Agba Kpochapụ enweghị agba ruo odo-oroma, nwere ike ịgba ọchịchịrị na nchekwa
BRN 1849832
Ọnọdụ Nchekwa Chekwaa n'okpuru +30 Celsius.
Nkwụsi ike na-echekwa oyi
Mmetụta Ìhè nwere mmetụta
Ntụgharị uche n20/D 1.474 (ọkụ)

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu 10 - Na-ere ọkụ
Nkọwapụta nchekwa 16 - Na-ezere isi iyi nke mgbanye ọkụ.
NJ UN UN 3295 3/PG 3
WGK Germany 3
FLUKA BRAND F CODES 9-23
Koodu HS 29021990
Klas Hazard 3
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

1,2,3,4,5-Pentamethylcyclopentadiene (nke a makwaara dị ka pentaheptadiene) bụ ngwakọta nke organic. Ndị a bụ mmalite nke akụrụngwa ya, ojiji ya, ụzọ nrụpụta ya na ozi nchekwa:

 

Ogo:

1,2,3,4,5-Pentamethylcyclopentadiene bụ mmiri mmiri na-enweghị agba nke nwere isi pụrụ iche. Ọ na-adịchaghị obere, nke a na-esighi ike na mmiri, yana soluble na ihe mgbaze organic nkịtị.

 

Jiri:

1,2,3,4,5-Pentamethylcyclopentadiene nwere ọtụtụ ngwa ngwa na ngalaba nke kemịkalụ. Enwere ike iji ya mee ihe dị ka ihe mmalite na nke etiti na nhazi nke organic maka njikọ nke ogige ndị ọzọ.

 

Usoro:

1,2,3,4,5-Pentamethylcyclopentadiene nwere ike ịmepụta ya site na ụzọ dị iche iche. Ụzọ nkwadebe ndị a na-emekarị gụnyere ndị a:

Mmeghachi omume site na cyclopentene: cyclopentene na methylation reagents (dị ka methyl bromide) na-eji meghachi omume n'okpuru ọnọdụ alkaline na-emepụta 1-methylcyclopentene, na mgbe ahụ 1,2,3,4,5-pentamethylcyclopentadiene na-synthesized site methylation mmeghachi omume.

Mmeghachi omume nbipụta nke carbon-carbon nke igwe na-eme ka igwe na-akpata catalyzed.

 

Ozi nchekwa:

1,2,3,4,5-pentamethylcyclopentadiene nwere ụfọdụ ihe egwu, ọ dịkwa mkpa ịṅa ntị na nchekwa mgbe ị na-eji ya. Nke a bụ ụfọdụ ihe egwu nchekwa nwere ike ime:

Ọ bụ mmiri mmiri na-ere ọkụ, ekwesịrị ka edebe ya pụọ ​​na ọkụ mepere emepe yana isi mmalite okpomọkụ.

Zere ikuru uzuoku ya, jiri ya na mpaghara ikuku na-ekuku nke ọma, ma jiri akụrụngwa nchedo onwe onye kwesịrị ekwesị (dịka ọmụmaatụ, nchekwa iku ume).

Ọ nwere ike meghachi omume n'ike site na ndị ọrụ oxidizing siri ike na acid siri ike, na-ebute ọkụ ma ọ bụ mgbawa.

 

Biko rụọ ọrụ nke ọma mgbe ị na-eji ma jikwaa ya dịka usoro ọrụ nchekwa dị mkpa si dị.


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