推荐产品
等級
spectrophotometric grade
蒸汽密度
1.55 (vs air)
蒸汽壓力
0.08 mmHg ( 20 °C)
30 mmHg ( 129 °C)
化驗
≥99%
形狀
liquid
自燃溫度
932 °F
expl. lim.
2.7-19 %
技術
UV/Vis spectroscopy: suitable
hybridization: suitable
雜質
<0.030% water
折射率
n20/D 1.447 (lit.)
pH值
4-10 (20 °C, 200 g/L)
bp
210 °C (lit.)
mp
2-3 °C (lit.)
密度
1.134 g/mL at 25 °C (lit.)
&lambda ;
H2O reference
紫外吸收
λ: 275 nm Amax: 1.00
λ: 280 nm Amax: 0.20
λ: 300 nm Amax: 0.05
λ: 360 nm Amax: 0.02
λ: 400 nm Amax: 0.01
應用
food and beverages
SMILES 字串
NC=O
InChI
1S/CH3NO/c2-1-3/h1H,(H2,2,3)
InChI 密鑰
ZHNUHDYFZUAESO-UHFFFAOYSA-N
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應用
甲酰胺可使核酸双螺旋不稳定,通常可以 50% 的浓度,用于需要较低杂交温度的杂交实验。
訊號詞
Danger
危險聲明
危險分類
Carc. 2 - Repr. 1B - STOT RE 2 Oral
標靶器官
Blood
儲存類別代碼
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
水污染物質分類(WGK)
WGK 1
閃點(°F)
305.6 °F
閃點(°C)
152 °C
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Chromosome 17 and 21 aneuploidy in buccal cells is increased with ageing and in Alzheimer's disease.
Mutagenesis, 23(1), 57-65 (2007-12-01)
Alzheimer's disease (AD) is a premature ageing syndrome characterized by cognitive impairment arising from neuropathological changes occurring within specific areas of the brain. We report a 1.5-fold increase in trisomy 21 (P < 0.001) and a 1.2-fold increase in trisomy
Nucleic acids research, 4(5), 1539-1552 (1977-01-01)
The thermal stabilities of RNA:DNA hybrids are substantially greater than those of DNA:DNA duplexes in aqueous electrolyte solutions containing high concentrations of formamide. Association rates to form DNA:DNA duplexes and DNA:RNA hybrids have been measured in these solvents. There is
Microwave spectrum and molecular structure of formamide.
J. Chem. Phys. , 32(1), 158-165 (1960)
The formamide method for the extraction of polysaccharides from haemolytic streptococci.
British Journal of Experimental Pathology, 32(1), 130-130 (1960)
Solubilization in formamide protects RNA from degradation.
Nucleic Acids Research, 20(14), 3791-3791 (1992)
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