34885

Sigma-Aldrich

甲醇

suitable for HPLC, gradient grade, ≥99.9%

别名:
木精
线性分子式:
CH3OH
CAS号:
分子量:
32.04
Beilstein/REAXYS Number:
1098229
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.05

等级

gradient grade

质量水平

100

蒸汽密度

1.11 (vs air)

蒸汽压

410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)

测定

≥99.9%

形式

liquid

自燃温度

725 °F

expl. lim.

36 %

应用

HPLC: suitable
immunofluorescence: suitable

杂质

KMnO4 red. matter (as O), in accordance
≤0.0005% free alkali (as NH3)
≤0.0005% non-volatile matter
≤0.001% acetaldehyde
≤0.001% acetone (GC)
≤0.001% formaldehyde
≤0.02% water (Karl Fischer)
≤1 ppb fluorescence (quinine) at 254 nm
≤1 ppb fluorescence (quinine) at 365nm

蒸发残留物

<0.0003%

颜色

APHA: ≤10

折射率

n20/D 1.329 (lit.)

bp

64.7 °C (lit.)

mp

−98 °C (lit.)

密度

0.791 g/mL at 25 °C (lit.)

HPLC-gradient

≤2 mAU at 230 nm
≤5 mAU at 254 nm

吸光度

in accordance

紫外吸收

λ: 210 nm Amax: 0.50
λ: 220 nm Amax: 0.30
λ: 230 nm Amax: 0.15
λ: 235 nm Amax: 0.10
λ: 240 nm Amax: 0.05
λ: 260 nm Amax: 0.01
λ: 400 nm Amax: 0.01

特色行业

Food and Beverages

SMILES string

CO

InChI

1S/CH4O/c1-2/h2H,1H3

InChI key

OKKJLVBELUTLKV-UHFFFAOYSA-N

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相关类别

一般描述

已有报道称,在形状选择性沸石存在的条件下,甲醇通过热化学转化形成C2-C10 烃类化合物。其通过钌吸附原子在Ru-Pt催化剂体系上的氧化已被报道。

应用

甲醇(MeOH)已被用作通过HPLC估算血浆中丙二醛含量的洗脱液,该成分含量是氧化应激的指标。
甲醇可用于以下研究:
  • 骨髓单核细胞的集落形成单位-成纤维细胞测定。
  • 作为制备 曲霉菌 菌丝提取物的溶剂,用于通过反相高效液相色谱法测定胶霉毒素。
  • 免疫荧光研究。
  • 作为通过离子对反相高效液相色谱法分离分离核苷酸及其分解产物的洗脱液组分。

包装

1 pkg in Pure-Pac™ 2
1, 6×1, 2, 4, 4×4 L in glass bottle
100 mL in glass bottle

制备说明

产品经过0.2μm过滤器过滤

其他说明

Pure-Pac® II容器需要Micromatic MacroValve接头来分配溶剂,Z560723。
重要提示
  • 货号34885-4X2.5L-R的产品即将停产。请订购34885-2.5L-R单瓶装,因为其具体参数与上述产品本质相同。

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法律信息

Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC

警示用语:

Danger

RIDADR

UN1230 - class 3 - PG 2 - Methanol

WGK Germany

WGK 2

闪点(F)

49.5 °F - closed cup

闪点(C)

9.7 °C - closed cup

分析证书

原产地证书 (CofO)

R A Cunha et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 18(6), 1987-1995 (1998-05-15)
ATP analogs substituted in the gamma-phosphorus (ATPgammaS, beta, gamma-imido-ATP, and beta,gamma-methylene-ATP) were used to probe the involvement of P2 receptors in the modulation of synaptic transmission in the hippocampus, because their extracellular catabolism was virtually not detected in CA1 slices....
Ufuk Cobanoglu et al.
Asian Pacific journal of cancer prevention : APJCP, 12(6), 1399-1403 (2011-12-01)
Early diagnosis and prevention is very important for lung cancer patients. Previous studies have emphasized that the level of coenzyme Q10 (CoQ10), present primarily in mitochondria, decreases with age and is low in patients with chronic diseases. Our goal was...
Emer P Reeves et al.
Mycopathologia, 158(1), 73-79 (2004-10-19)
Aspergillus fumigatus is a pathogenic fungus capable of causing both allergic lung disease and invasive aspergillosis, a serious, life-threatening condition in neutropenic patients. Aspergilli express an array of mycotoxins and enzymes which may facilitate fungal colonisation of host tissue. In...
Robert E Schwartz et al.
The Journal of clinical investigation, 109(10), 1291-1302 (2002-05-22)
We have derived from normal human, mouse, and rat postnatal bone marrow primitive, multipotent adult progenitor cells (MAPCs) that can differentiate into most mesodermal cells and neuroectodermal cells in vitro and into all embryonic lineages in vivo. Here, we show...
The conversion of methanol and other O-compounds to hydrocarbons over zeolite catalysts.
Chang CD and Silvestri AJ.
J. Catal., 47(2), 249-259 (1977)

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