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Merck

81253

Sigma-Aldrich

聚(乙二醇)

BioUltra, for molecular biology, 6,000

别名:

PEG

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About This Item

线性分子式:
H(OCH2CH2)nOH
CAS号:
MDL號碼:
分類程式碼代碼:
12352104
PubChem物質ID:
NACRES:
NA.26

等級

for molecular biology

產品線

BioUltra

形狀

solid

分子量

Mr 5000-7000

雜質

DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected

pH值

5.5-7.0 (25 °C, 50 mg/mL in H2O)

溶解度

H2O: 50 mg/mL at 20 °C, clear, colorless

負離子痕跡

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

正離子痕跡

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

&lambda ;

50 mg/mL in H2O

紫外吸收

λ: 260 nm Amax: 0.15
λ: 280 nm Amax: 0.10

適合性

suitable for (molecular biology applications)

SMILES 字串

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI 密鑰

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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一般說明

聚(乙二醇)(PEG)是非离子型亲水聚合物,并且可以获得不同的分子量形式。它有助于蛋白质和核酸的纯化和晶体生长。PEG可与葡聚糖一起产生含水聚合物两相体系,该体系是生物材料纯化所必需的。PEG还能与细胞膜相互作用,从而使得细胞融合。

應用

聚(乙二醇)已用于HIV(人类免疫缺陷病毒)的浓缩。它已被用于研究乳链菌肽CD(圆二色谱)光谱的溶液中。

其他說明

噬菌体和质粒DNA制备 - λ噬菌体的沉淀; DNA片段的分级分离

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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Fractionation of DNA fragments by polyethylene glycol induced precipitation.
J T Lis
Methods in enzymology, 65(1), 347-353 (1980-01-01)
Peini Hou et al.
Structure (London, England : 1993), 27(5), 837-845 (2019-03-05)
The evolutionarily conserved Trithorax group protein Ash1 is a SET domain histone methyltransferase that mono- and dimethylates lysine 36 of histone H3 (H3K36). Ash1 forms a complex with Mrg15 and Nurf55, and the binding of Mrg15 greatly stimulates the catalytic
Nisin antimicrobial activity and structural characteristics at hydrophobic surfaces coated with the PEO?PPO?PEO triblock surfactant Pluronic? F108.
Tai Y-C, et al.
Journal of Colloid and Interface Science, 322, 104-111 (2008)
Benjamin J Burwitz et al.
Journal of immunology (Baltimore, Md. : 1950), 204(8), 2169-2176 (2020-03-13)
Currently 247 million people are living with chronic hepatitis B virus infection (CHB), and the development of novel curative treatments is urgently needed. Immunotherapy is an attractive approach to treat CHB, yet therapeutic approaches to augment the endogenous hepatitis B
Smoothened Agonist Reduces Human Immunodeficiency Virus Type-1-Induced Blood-Brain Barrier Breakdown in Humanized Mice.
Singh VB, et al.
Scientific Reports, 6, doi: 10-doi: 10 (2016)

相关内容

Polyethylene glycol (PEG), also sometimes referred to as polyethylene oxide (PEO), is a condensation polymer of ethylene oxide and water that has several chemical properties that make it useful for biological, chemical and pharmaceutical applications.

Polyethylene glycol (PEG), also sometimes referred to as polyethylene oxide (PEO), is a condensation polymer of ethylene oxide and water that has several chemical properties that make it useful for biological, chemical and pharmaceutical applications.

Polyethylene glycol (PEG), also sometimes referred to as polyethylene oxide (PEO), is a condensation polymer of ethylene oxide and water that has several chemical properties that make it useful for biological, chemical and pharmaceutical applications.

Polyethylene glycol (PEG), also sometimes referred to as polyethylene oxide (PEO), is a condensation polymer of ethylene oxide and water that has several chemical properties that make it useful for biological, chemical and pharmaceutical applications.

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