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mankhwala

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

Chemical Property:

Molecular Formula C5H10O
Molar Misa 86.13
Kuchulukana 0.848g/mLat 25°C(lat.)
Melting Point 43.52°C
Boling Point 140°C(lat.)
Pophulikira 110 ° F
Nambala ya JECFA 1200
Kusungunuka kwamadzi 170 g/L (20 ºC)
Kusungunuka 64g/l
Kuthamanga kwa Vapor 1.4 mm Hg (20 °C)
Maonekedwe Madzi
Mtundu Zowoneka bwino zopanda mtundu mpaka zachikasu pang'ono
Mtengo wa BRN 1633479
pKa 14.83±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Kusindikizidwa mu youma, 2-8 ° C
Zophulika Malire 2.7-16.3% (V)
Refractive Index n20/D 1.443(lit.)
Zakuthupi ndi Zamankhwala Izi ndi zamadzimadzi zowoneka bwino zopanda mtundu, zokhala ndi kukoma kolimba kwa Ester, B. p.140 ℃(52~56 ℃/2.67kpa), n20D 1.4160, kachulukidwe wachibale 0.8240, osasungunuka m'madzi, sungunuka mu mowa, etha ndi zosungunulira zina organic.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xn - Zowopsa
Zizindikiro Zowopsa R10 - Yoyaka
R22 - Zowopsa ngati zitamezedwa
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R38 - Zowawa pakhungu
R21/22 - Zowopsa pokhudzana ndi khungu komanso ngati zitamezedwa.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37 - Valani magolovesi oyenera.
S23 - Osapuma mpweya.
S16 - Khalani kutali ndi magwero oyatsira.
Ma ID a UN UN 1987 3/PG 3
WGK Germany 1
Mtengo wa RTECS EM9472500
TSCA Inde
HS kodi 29052990
Kalasi Yowopsa 3
Packing Group III

 

Mawu Oyamba

Isoprenol ndi organic pawiri. Ndi madzi opanda mtundu komanso onunkhira. Zotsatirazi ndikuyambitsa zina mwazinthu, ntchito, njira zokonzekera ndi chidziwitso chachitetezo cha isoprenol:

 

Ubwino:

Isopentenol imasungunuka m'madzi ndi zosungunulira zina monga ma alcohols ndi ethers.

Imakhala ndi fungo lamphamvu ndipo imatha kuyambitsa kuyabwa kapena kuyaka ikakokera mpweya kapena kukhudzana ndi khungu.

Kuchuluka kwa mowa wa prenyl kumatha kupanga zosakaniza zophulika.

 

Gwiritsani ntchito:

Angagwiritsidwenso ntchito pokonza zokutira, zosungunulira, ndi utoto.

 

Njira:

Njira yayikulu yokonzekera mowa wa isoprene imapezeka ndi epoxidation reaction ya isoprenene, yomwe nthawi zambiri imapangidwa pogwiritsa ntchito hydrogen peroxide ndi acidic catalysts.

 

Zambiri Zachitetezo:

Mowa wa Prenyl umakwiyitsa ndipo uyenera kugwiritsidwa ntchito ndi zida zodzitetezera komanso kupewa kukhudzana ndi khungu ndi maso.

Chisamaliro chiyenera kutengedwa kuti mupewe kukhudzana ndi okosijeni, ma asidi amphamvu ndi maziko mukamagwiritsa ntchito kapena kusunga isoprenol kuti mupewe zoopsa.

Isopentenol ili ndi kung'anima kochepa komanso malire a kuphulika ndipo iyenera kusungidwa kutali ndi moto wotseguka ndi magwero oyatsira ndikugwiritsidwa ntchito pamalo abwino mpweya wabwino.

 


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