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alaabta

(R) -tetrahydrofuran-2-carboxylic acid (CAS#87392-05-0)

Hantida Kiimikada:

Qaanuunka molecular C5H8O3
Molar Mass 116.12
Cufnaanta 1.209g/mLat 25°C( shid)
Boling Point 128-129°C13mm Hg(iftiin)
Wareeg gaar ah (α) + 19.6 ± 0.2° (wanaagsan) (D/20℃)
Barta Fiishka >230°F
Uumiga Uumiga 0.0107mmHg at 25°C
Muuqashada dareere cad
Midabka Midab la'aan ama huruud khafiif ah
BRN 4658739
pKa 3.60±0.20 (La saadaaliyay)
Xaalada Kaydinta Ku hay meel mugdi ah, ku xidhan meel engegan, heerkulka qolka
Tusmada Dib-u-celinta n20/D 1.46 (lit.)

Faahfaahinta Alaabta

Tags Product

Xeerarka Khatarta R22 - Waxyeelo leh haddii la liqo
R34 - Waxay sababtaa gubashada
R36/37/38 - Waxay ka xanaajisaa indhaha, habka neefsashada iyo maqaarka.
Sharaxaada Badbaadada S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S36/37/39 - Xidho dhar ilaalin ku haboon, galoofyada iyo ilaalinta indhaha/wejiga.
S45 - Haddii ay dhacdo shil ama haddii aad dareento xanuun, raadso talo caafimaad isla markiiba (tus calaamadda mar kasta oo ay suurtagal tahay.)
S36 - Xidho dhar ilaalin ku habboon.
Aqoonsiga UN-ka UN 3265 8/PG 3
WGK Germany 3
Koodhka HS 29321900
Heerka khatarta 8
Kooxda Baakadaha III

 

Hordhac

R-(+) tetrahydrofuranoic acid. Kuwa soo socdaa waa hordhac qaar ka mid ah guryaha, adeegsiyada, hababka diyaarinta iyo macluumaadka badbaadada ee R-(+) tetrahydrofuranoic acid:

 

Tayada:

- R-(+)tetrahydrofuranoic acid waa huruud aan midab lahayn ama midab huruud ah oo adag oo leh dhadhan dhanaan gaar ah.

- Waxay ku milmi biyaha waxayna u muuqataa sida dareere leh wareegga indhaha ee heerkulka qolka.

- Waxay la falcelin kartaa isku-dhisyada kale sida emsterification, uumiga, dhimista, iwm.

 

Isticmaal:

- R-(+)tetrahydrofuranoic acid waxa kale oo loo isticmaalaa diyaarinta xeryahooda kale ee dabiiciga ah, tusaale ahaan marka la isku daro balaastikada nooledegradable sida polylactic acid.

 

Habka:

- R- (+) tetrahydrofuranoic acid waxaa lagu diyaarin karaa habab kala duwan sida kala-soocidda indhaha, dhimista kiimikada, iyo hababka enzymatic.

- Kala-soocidda indhaha waa habka diyaarinta ee inta badan la isticmaalo si loo go'doomiyo isomersyada kale ee D-lactate iyadoo la dooranayo sheyga ku habboon ama enzymes.

 

Macluumaadka Badbaadada:

- R-(+)tetrahydrofuranoic acid waa mid badbaado leh marka loo eego xaaladaha isticmaalka caadiga ah.

- Xidhiidhka muddada-dheer wuxuu keeni karaa cuncun maqaarka iyo indhaha, waana in taxaddar la sameeyaa marka la qabanayo.

- Marka kaydinta iyo maaraynta, habraacyada hawlgalka badbaadada ee ku habboon waa in si adag loo hoggaansamaa, iyo xidhiidhka walxaha oksijiinta ee xooggan iyo walxaha gubanaya waa in laga fogaadaa.


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