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

Āhuatanga matū:

Tātai rāpoi C6H12O2
Molar Mass 116.16
Kiato 0.92 g/mL i te 25 °C (marama)
Te Whakarewa -16–13 °C (marama)
Piro Pouri 99-101 °C/18 mmHg (marama)
Tohu Kohiko 190°F
Nama JECFA 257
Wairewa wai 18 g/L (20 ºC)
Wairewa 18g/l
Kohu Kohu 0.08 mm Hg (20 °C)
Te ahua He wai marama
Tae Taekore ki Tata kore tae
Merck 14,3110
BRN 1098634
pKa pKa: 4.751(25°C)
PH 3 (18g/l, H2O, 20 ℃)
Tikanga Rokiroki Whakaorangia ki raro +30°C.
Tepe Pahū 1.4%(V)
Taurangi Refactive n20/D 1.413(marama)
MDL MFCD00002670
Āhuatanga ā-tinana, matū hoki He wai koriri kore tae, he tiihi marama me te haunga koriri, he reka kawa. Ira koropuha 121.0 °c, 99 °c ranei (2400Pa), te pehanga kohu 10.67 (0.08mmHg,20 °c), ira uira 25.6 °c, ira whakarewa -9.3 °c. Miscible i roto i te ewaro me te ether, 1 ml kua memeha ki te 65ml wai.
Whakamahi Mo te hanga hākawa, whakamahia hoki hei takawaenga tae

Taipitopito Hua

Tohu Hua

Waehere Morearea R21 – He kino ki te pa ki te kiri
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
R34 – He weranga
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
S36 – Mau kakahu whakamarumaru tika.
UN ID UN 2810 6.1/PG 3
WGK Tiamana 1
RTECS ET1400000
TSCA Ae
Waehere HS 29159080
Te akomanga morearea 8
Roopu Tarapi III
Te paitini LD50 ā-waha i roto i te Rapeti: 2200 mg/kg LD50 dermal Rabbit 478 mg/kg

 

Kupu Whakataki

Wairewa ki te waipiro me te etera, te whakarewatanga ki te wai (20 ℃)1.6%. Ko te wairewa o te wai i roto i tenei hua (20 ℃) ​​he 3.3%.


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