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2-Methyl-2-pentenoic acid(CAS#3142-72-1)

Hantida Kiimikada:

Qaanuunka molecular C6H10O2
Molar Mass 114.14
Cufnaanta 0.979g/mLat 25°C
Meesha dhalaalaysa 26-28°C (iftiin)
Boling Point 123-125°C30mm Hg(iftiin)
Barta Fiishka 226°F
Lambarka JECFA 1210
Uumiga Uumiga 0.0554mmHg at 25°C
Cufnaanta uumiga >1 ( vs hawada)
Muuqashada budo si ay u buro
Midabka Caddaan ilaa cad cad
pKa 5.00±0.19 (La saadaaliyay)
Xaalada Kaydinta Lagu xidhay qalalan, heerkulka qolka
Tusmada Dib-u-celinta n20/D 1.46 (lit.)
Tilmaamaha Jirka iyo Kiimikada Dareere huruud ah oo aan midab lahayn ama iftiin leh. Barta karkarinta 123 C (4000Pa). Gaaska dhanaan, dhadhanka miraha macaan iyo dhanaan, sharoobada iyo dhadhan alwaax. Alaabooyinka dabiiciga ah waxaa laga helaa strawberries.
Isticmaal Diyaarinta strawberry, Hawthorn iyo dhadhanka kale ee cuntada

Faahfaahinta Alaabta

Tags Product

Calaamadaha halista C - Waxyeelo
Xeerarka Khatarta R34 - Waxay sababtaa gubashada
R22 - Waxyeelo leh haddii la liqo
R41 - Khatarta dhaawaca daran ee indhaha
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.)
Aqoonsiga UN-ka UN 3261 8/PG 3
WGK Germany 2
TSCA Haa
Koodhka HS 29161900
Heerka khatarta 8
Kooxda Baakadaha III

 

Hordhac

2-Methyl-2-pentenic acid, sidoo kale loo yaqaan butenedic acid, waa iskudhis organic ah. Kuwa soo socdaa waa horudhac ku saabsan sifooyinka, isticmaalka, hababka diyaarinta iyo macluumaadka badbaadada ee 2-methyl-2-pentenoic acid:

 

Tayada:

- 2-Methyl-2-pentenoic acid waa dareere huruud ah oo aan midab lahayn ama midab leh oo leh ur u eg midho.

-2-Methyl-2-pentenoic acid waxay ku milmay biyaha iyo dareerayaasha organic sida alkolada iyo ethers.

- Waa xarun deggan oo aan iskiis u shidin ama is qarxin heerkulka caadiga ah iyo cadaadiska.

 

Isticmaal:

-2-Methyl-2-pentenoic acid waxaa ugu horreyn loo isticmaalaa diyaarinta polymers-ka waxqabadka sare leh sida dahaarka khaaska ah, dhejisyada, iyo daboolayaasha.

- Waa monomer sare oo muhiim ah oo lagu diyaarin karo polymerization of butenic acid copolymers.

 

Habka:

-2-Methyl-2-pentenoic acid waxaa lagu diyaarin karaa iyadoo lagu daro aashitada-catalyzed ee cyclohexene.

- Dimethyllithium iyo cyclohexene ayaa loo falceliyaa si loo helo 2-methyl-1-cyclohexenylmethyllithium, ka dibna hydrolyzed iyo acidified si loo helo 2-methyl-2-pentenoic acid.

 

Macluumaadka Badbaadada:

-2-Methyl-2-pentenoic acid waa shay xanaaq ah oo laga yaabo inay ka xanaajiso maqaarka iyo indhaha, waxaana loo baahan yahay taxadarka lagama maarmaanka ah sida xirashada galoofyada difaaca iyo muraayadaha indhaha marka la isticmaalayo.

- Waa mid aan xasiloonayn iftiinka iyo heerkulka sare, iyo falcelinta polymerization ayaa laga yaabaa inay dhacdo, sidaas darteed soo-gaadhista dheer ee iftiinka qorraxda ama kaydinta heerkulka sare waa in laga fogaado.

- Inta lagu jiro wax ka qabashada iyo kaydinta, waa in laga fogaadaa walxaha guban kara iyo walxaha oksijiinta ah si looga hortago khatarta dabka ama qaraxa.

- Markaad la tacaalayso 2-methyl-2-pentenoic acid, waa in la raaco borotokool tijaabo ah oo sax ah iyo habraac badbaado leh. Haddii shil dhaco, waa in si degdeg ah loo qaado tillaabooyinka degdegga ah ee ku habboon, gargaar caafimaad oo xirfadle ahna waa in isla markiiba la raadsadaa.


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