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3 4-epoxytetrahydrofuran (CAS# 285-69-8)

Hantida Kiimikada:

Qaanuunka molecular C4H6O2
Molar Mass 86.09
Cufnaanta 1.237
Boling Point 44°C 10mm
Barta Fiishka >38℃
Biyuhu milmayn DHEX-DHEXAAD OO LAGU LULIYO
Uumiga Uumiga 13.2mmHg at 25°C
Muuqashada Dareere
Midabka Jaale cad
Xaalada Kaydinta Ku hay meel mugdi ah, ku xidhan meel engegan, heerkulka qolka
Tusmada Dib-u-celinta 1.445-1.449
Tilmaamaha Jirka iyo Kiimikada Barta karkarinta: 44 (p = 10 torr)

Faahfaahinta Alaabta

Tags Product

Calaamadaha halista Xi - xanaaq
Xeerarka Khatarta R36/37/38 - Waxay ka xanaajisaa indhaha, habka neefsashada iyo maqaarka.
R10 - guban kara
Sharaxaada Badbaadada S36/37/39 - Xidho dhar ilaalin ku haboon, galoofyada iyo ilaalinta indhaha/wejiga.
S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S23 - Ha neefsan uumiga.
S16 - Ka fogow ilaha dabka.
S36/37/38 -
Aqoonsiga UN-ka 1993kii
Koodhka HS 29321900
Xusuusin Khatarta Xanaaqsan
Heerka khatarta 3
Kooxda Baakadaha

 

Hordhac

3,4-Epoxytetrahydrofuran waa unug dabiici ah. Kuwa soo socdaa waa horudhac guryaha, isticmaalkooda, hababka diyaarinta iyo macluumaadka badbaadada xaruntan:

 

Guryaha: 3,4-Epoxytetrahydrofuran waa dareere aan midab lahayn oo leh urta phenols. Waa guban kara waxayna samayn kartaa hawo isku dhafan oo qaraxyo ah. Iskudhisku waa biyo-milmi kara oo degan xaaladaha acidic.

 

Isticmaalka: 3,4-Epoxytetrahydrofuran waxaa si weyn loogu isticmaalaa fal-celin badan oo ku saabsan isku-darka organic iyo warshadaha kiimikada. Waxaa loo isticmaali karaa sida dareere, kicin iyo dhexdhexaad ah.

 

Habka diyaarinta: 3,4-epoxytetrahydrofuran waxaa badanaa lagu sameeyaa falcelinta epioxidation. Habka caadiga ah waa in lagu falceliyo tetrachloride stannous tetrahydrofuran si loo soo saaro epoxide. Dareen-celinta waxay caadi ahaan ku dhacdaa heerkulka qolka waxayna u baahan tahay in lagu daro kicinta acidic si ay u fududayso falcelinta.

Waa walax guban karta waana in laga fogaadaa in la taabto holac furan iyo kulayl sare. Iska ilaali in aad neefsato gaas ama taabashada maqaarka iyo indhaha inta lagu jiro qaliinka. Waa in lagu shaqeeyaa meel hawo fiican leh waana in la xidhaa qalabka ilaalinta shakhsi ahaaneed ee ku habboon sida galoofyada iyo muraayadaha indhaha ee ilaaliya. Intaa waxaa dheer, waxay u baahan tahay in lagu kaydiyo weel aan hawo lahayn, oo ka fog ilaha kulaylka iyo ololka furan. Haddi ay dhacdo in daadato, isla markiiba jooji oo iska ilaali inaad gasho bulaacada ama qaybta hoose. Haddi ay dhacdo taabasho shil ah ama neefsashada, isla markiiba raadso daryeel caafimaad.


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