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mankhwala

2-Ethylbutyric acid(CAS#88-09-5)

Chemical Property:

Molecular Formula C6H12O2
Misa ya Molar 116.16
Kuchulukana 0.92 g/mL pa 25 °C (kuyatsa)
Melting Point -16-13 °C (kuyatsa)
Boling Point 99-101 °C/18 mmHg (kuyatsa)
Pophulikira 190 ° F
Nambala ya JECFA 257
Kusungunuka kwamadzi 18 g/L (20 ºC)
Kusungunuka 18g/l
Kuthamanga kwa Vapor 0.08 mm Hg (20 °C)
Maonekedwe Mandala madzi
Mtundu Zopanda mtundu mpaka pafupifupi zopanda mtundu
Merck 14,3110
Mtengo wa BRN 1098634
pKa pKa: 4.751(25°C)
PH 3 (18g/l, H2O, 20 ℃)
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Zophulika Malire 1.4% (V)
Refractive Index n20/D 1.413(lit.)
MDL Mtengo wa MFCD00002670
Zakuthupi ndi Zamankhwala Colorless kosakhazikika madzi, kuwala tchizi ndi mildew fungo, pali wowawasa kukoma. Malo otentha 121.0 °c kapena 99 °c (2400Pa), kuthamanga kwa nthunzi 10.67 (0.08mmHg,20 °c), kung'anima 25.6 °c, kusungunuka -9.3 °c. Zosakaniza mu ethanol ndi ether, 1 ml kusungunuka mu 65ml madzi.
Gwiritsani ntchito Popanga ma esters, amagwiritsidwanso ntchito ngati utoto wapakati

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R21 - Zowopsa pokhudzana ndi khungu
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R34 - Imayambitsa kuyaka
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S36 - Valani zovala zoyenera zodzitetezera.
Ma ID a UN UN 2810 6.1/PG 3
WGK Germany 1
Mtengo wa RTECS ET1400000
TSCA Inde
HS kodi 29159080
Kalasi Yowopsa 8
Packing Group III
Poizoni LD50 pakamwa pa Kalulu: 2200 mg/kg LD50 dermal Kalulu 478 mg/kg

 

Mawu Oyamba

Kusungunuka mu mowa ndi ether, kusungunuka m'madzi (20 ℃) ​​1.6%. Kusungunuka kwa madzi mu mankhwalawa (20 ℃) ​​ndi 3.3%.


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