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Ethyl ethynyl carbinol (CAS# 4187-86-4)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C5H8O
Molar Mass 84.12
Yawan yawa 0.975g/mLat 25°C(lit.)
Matsayin narkewa -24.1°C (kimanta)
Matsayin Boling 124 ° C
Wurin Flash 85°F
Ruwan Solubility Dan kadan mai narkewa cikin ruwa.
Tashin Turi 5.24mmHg a 25°C
Yawan Turi 1 (Vs iska)
Bayyanar ruwa mai tsabta
Launi Mara launi zuwa Rawaya zuwa Kore
BRN Farashin 1098409
pKa 13.28± 0.20 (An annabta)
Yanayin Ajiya An rufe shi a bushe, 2-8 ° C
Fihirisar Refractive n20/D 1.434 (lit.)
MDL Saukewa: MFCD00004572

Cikakken Bayani

Tags samfurin

Alamomin haɗari T - Mai guba
Lambobin haɗari R10 - Flammable
R23/24/25 - Mai guba ta numfashi, a cikin hulɗa da fata kuma idan an haɗiye shi.
Bayanin Tsaro S16 - Ka nisantar da tushen wuta.
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
ID na UN UN 1986 3/PG 3
WGK Jamus 3
RTECS Saukewa: SC4758500
HS Code Farashin 29052900
Matsayin Hazard 3
Rukunin tattarawa III

 

Gabatarwa

Ethyl ethynyl carbinol (Ethyl ethynyl carbinol) wani fili ne na kwayoyin halitta tare da dabarar sinadarai C6H10O. Ana samun ta ta ƙara ƙungiyar hydroxyl (Ƙungiyar OH) zuwa pentyne. Siffofinsa na zahiri sune kamar haka:

 

Ethyl ethynyl carbinol ruwa ne mara launi tare da ƙamshi mai ƙamshi. Yana narkewa a cikin ruwa da yawancin kaushi na halitta kamar su alcohols, ethers da esters. Yana da ƙananan yawa, ya fi ruwa haske, kuma yana da wurin tafasa mafi girma.

 

Ethyl ethynyl carbinol yana da wasu amfani a cikin ƙwayoyin halitta. Ana iya amfani da shi azaman kayan farawa da tsaka-tsaki a cikin ƙwayoyin halitta, kuma ana amfani dashi sau da yawa a cikin shirye-shiryen abubuwan da ke dauke da carbonyl. Yana iya shiga cikin esterification na alkyd, ƙari na olefin, cikakkiyar amsawar hydrocarbon carbonylation. Bugu da ƙari, 1-pentyn-3-ol kuma za'a iya amfani dashi a cikin haɗin dyes da kwayoyi.

 

Hanyar shirya Ethyl ethynyl carbinol za a iya aiwatar da matakai masu zuwa: na farko, pentyne da sodium hydroxide (NaOH) suna amsawa a cikin ethanol don samar da 1-pentyn-3-ol sodium gishiri; sa'an nan, 1-pentyn-3-ol sodium gishiri an canza zuwa Ethyl ethynyl carbinol gishiri ta acidification dauki.

 

Lokacin amfani da sarrafa Ethyl ethynyl carbinol, kuna buƙatar kula da waɗannan bayanan aminci masu zuwa: Yana da ban haushi kuma yana iya haifar da haushi da rauni ga fata da idanu, don haka yakamata ku sanya kayan kariya masu dacewa, kamar safar hannu da tabarau. Bugu da ƙari, yana da ƙonewa kuma ya kamata a kiyaye shi daga haɗuwa da bude wuta ko wuraren zafi mai zafi, kuma a adana shi da kyau. Duk wani ƙarin sarrafawa ko ajiya mai alaƙa da fili yakamata a yi shi daidai da amintattun hanyoyin aiki.


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