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ngwaahịa

3-Methyl-2-buten-1-ol (CAS#556-82-1)

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H10O
Molar Mass 86.13
Njupụta 0.848g/mLat 25°C(ọkụ)
Ebe Na-agbaze 43.52C
Ebe Boling 140C (ọkụ)
Ebe mgbari 110°F
Nọmba JECFA 1200
Mmiri Solubility 170 g/L (20ºC)
Solubility 64g/l
Uzuoku nrịbama 1.4 mm Hg (20 Celsius C)
Ọdịdị Mmiri mmiri
Agba Kpochapụ enweghị agba ka ọ dị ntakịrị odo odo
BRN 1633479
pKa 14.83± 0.10 (buru amụma)
Ọnọdụ Nchekwa A na-ekpuchi ya na akọrọ, 2-8 ° C
Oke ihe mgbawa 2.7-16.3% (V)
Ntụgharị uche n20/D 1.443 (ọkụ)
Njirimara anụ ahụ na kemịkalụ Ngwaahịa a bụ mmiri mmiri transperent na-enweghị agba, yana ekpomeekpo Ester siri ike, B. p.140 ℃ (52 ~ 56 ℃ / 2.67kpa), n20D 1.4160, njupụta nke 0.8240, insoluble na mmiri, soluble na mmanya, ether na ihe mgbaze ndị ọzọ.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu R10 - ọkụ
R22 - na-emerụ ma ọ bụrụ na iloro ya
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R38 - na-akpasu iwe na akpụkpọ ahụ
R21/22 - na-emerụ ahụ na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na eloro ya.
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 - Yiri uwe nchebe kwesịrị ekwesị.
S37 - Yiri uwe aka kwesịrị ekwesị.
S23 - Ekula uzuoku.
S16 - Wepụ ya na isi mmalite nke mgbanye.
NJ UN UN 1987 3/PG 3
WGK Germany 1
RTECS EM9472500
TSCA Ee
Koodu HS 29052990
Klas Hazard 3
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

Isoprenol bụ ngwakọta organic. Ọ bụ mmiri mmiri na-enweghị agba nke na-esi ísì ụtọ. Ihe na-esonụ bụ mmalite nke ụfọdụ ihe onwunwe, ojiji, ụzọ nkwadebe na ozi nchekwa gbasara isoprenol:

 

Ogo:

Isopentenol bụ soluble na mmiri na ụfọdụ organic mgbaze dị ka alcohols na ethers.

Ọ nwere isi ísì siri ike nke nwere ike ịkpata mgbakasị ahụ ma ọ bụ ọkụ mgbe a na-ekuru uzuoku ma ọ bụ na kọntaktị na akpụkpọ ahụ.

Ọnụnọ nke mmanya prenyl dị elu nwere ike ịmepụta ngwakọta mgbawa.

 

Jiri:

A pụkwara iji ya mee ihe n'ịkwadebe ihe mkpuchi, ihe mgbaze, na agba.

 

Usoro:

A na-enweta usoro nkwadebe bụ isi nke mmanya isoprene site na mmeghachi omume epioxidation nke isoprenene, nke a na-ejikarị eme ihe site na iji hydrogen peroxide na acidic catalysts.

 

Ozi nchekwa:

Mmanya Prenyl na-akpasu iwe na ekwesịrị iji ya na ihe nchebe kwesịrị ekwesị wee zere imetụ akpụkpọ ahụ na anya anya.

Ekwesịrị iji nlezianya zere kọntaktị na oxidants, acid siri ike na ntọala mgbe ị na-eji ma ọ bụ na-echekwa isoprenol iji zere mmeghachi omume dị ize ndụ.

Isopentenol nwere obere ọkụ ọkụ na oke mgbawa na ekwesịrị ka edebe ya pụọ ​​na ọkụ mepere emepe na ebe mgbanye ọkụ ma rụọ ọrụ na mpaghara ikuku nke ọma.

 


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