vapor density
3.04 (vs air)
Quality Level
vapor pressure
1.5 mmHg ( 20 °C)
grade
puriss. p.a.
assay
≥99.5% (GC), ≥99.5%
autoignition temp.
824 °F
expl. lim.
10 %
impurities
≤0.2% water
refractive index
n20/D 1.393
bp
153-154 °C (lit.)
mp
−47 °C (lit.)
density
0.95 g/mL at 25 °C (lit.)
cation traces
Al: ≤0.5 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤2 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg
functional group
carboxylic acid
SMILES string
CC(C)C(O)=O
InChI
1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)
InChI key
KQNPFQTWMSNSAP-UHFFFAOYSA-N
General description
异丁酸可以通过丙烯的羰基化制备。
Application
异丁酸可用于在合适的杂多酸作为催化剂存在下,通过氧化脱氢合成甲基丙烯酸。
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
131.0 °F - closed cup
flash_point_c
55 °C - closed cup
法规信息
危险化学品
此项目有
"Acidic cesium salts of molybdovanadophosphoric acids as efficient catalysts for oxidative dehydrogenation of isobutyric acid"
Lee YK, et al.
Catalysis Today, 33(1-3), 183-189 (1997)
Ritu Lal et al.
The Journal of pharmacology and experimental therapeutics, 330(3), 911-921 (2009-06-09)
Baclofen is a racemic GABA(B) receptor agonist that has a number of significant pharmacokinetic limitations, including a narrow window of absorption in the upper small intestine and rapid clearance from the blood. Arbaclofen placarbil is a novel transported prodrug of
Maria V Abramova et al.
The Journal of biological chemistry, 281(30), 21040-21051 (2006-05-24)
Tumor cells are often characterized by a high and growth factor-independent proliferation rate. We have previously shown that REF cells transformed with oncogenes E1A and c-Ha-Ras do not undergo G(1)/S arrest of the cell cycle after treatment with genotoxic factors.
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| U6875-100MG | 04061837410024 |
| U6875-500MG | 04061832086408 |
| 58360-100ML | 04061832632810 |


