Polyethylene glycol monomethyl ether 5,000-Hampton聚乙二醇单甲醚 5,000

Polyethylene glycol monomethyl ether 5,000-Hampton聚乙二醇单甲醚 5,000

Polyethylene glycol monomethyl ether 5,000-Hampton聚乙二醇单甲醚 5,000

Products > Optimize Reagents > Optimize – Polymers > Polyethylene glycol monomethyl ether 5,000

Polyethylene glycol monomethyl ether 5,000

Applications

  • Crystallization grade Polyethylene glycol monomethyl ether 5,000 for formulating screens or for optimization

Features

  • Sterile filtered solution
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)

Description

Polyethylene glycol 5,000 monomethyl ether

Synonyms: Methoxy poly(ethylene) glycol 5,000 or mono-Methyl polyethylene glycol 5,000 or PEG MME 5,000, or MPEG 5,000
CH3O(CH2CH2O)nH
CAS Number [9004-74-4]
Average Mn 5,000
EC Number 215-801-2
RTECS PE8271000
MDL Number MFCD00084416
PubChem Substance ID 24887753
Melting Point (Starting Material) 59°C
Appearance (Starting Material) Fine, white flakes

Aldehyde None detected
Peroxide None detected

Measured Conductivity range: 19.8 – 27.9 µS/cm at 25°C
Measured Refractive Index range: 1.40164 – 1.40215 at 20°C

聚乙二醇单甲醚 5,000
应用
结晶级聚乙二醇单甲醚 5,000 用于配制筛网或优化
特征
无菌过滤溶液
在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,< 5 ppb 总有机碳,无细菌(<1 细菌(CFU/ml)),无热原(<0.03 内毒素(EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)
描述
聚乙二醇 5,000 单甲醚

同义词:甲氧基聚(乙二醇)5,000 或单甲基聚乙二醇 5,000 或 PEG MME 5,000,或 MPEG 5,000
CH3O(CH2CH2O)nH
CAS号 [9004-74-4]
平均 Mn 5,000
EC 编号 215-801-2
RTECS PE8271000
MDL 编号 MFCD00084416
PubChem 物质 ID 24887753
熔点(起始材料)59°C
外观(起始材料)精细的白色薄片

醛 未检测到
过氧化物 未检测到

测量的电导率范围:19.8 – 27.9 µS/cm at 25°C
测得的折射率范围:1.40164 – 1.40215 at 20°C

Polyethylene glycol monomethyl ether 5,000

Polyethylene glycol monomethyl ether 5,000-Hampton聚乙二醇单甲醚 5,000

 

CAT NO

HR2-615

NAME

50% w/v Polyethylene glycol monomethyl ether 5,000

DESCRIPTION

200 mL

PRICE

$107.00

cart quote

Support Material(s)

Polyethylene glycol monomethyl ether 5,000-Hampton聚乙二醇单甲醚 5,000 HR2-615 Polyethylene glycol monomethyl ether 5,000 SDS

Certificate Of Analysis

References

1. Poly(ethylene) glycol monomethyl ethers – an alternative to poly(ethylene) glycols in protein crystallization. A. M. Brzozowski and S. P. Tolley. Acta Cryst. (1994). D50, 466-468.

2. Crystallization of a Humicola lanuginosa lipase-inhibitor complex with the use of polyethylene glycol monomethyl ether. A. M. Brzozowski. Acta Cryst. (1993). D49, 352-354.

3. Crystallization and preliminary crystallographic analysis of the transcriptional regulator RfaH from Escherichia coli and its complex with ops DNA. M. N. Vassylyeva, V. Svetlov, S. Klyuyev, Y. D. Devedjiev, I. Artsimovitch and D. G. Vassylyev. Acta Cryst. (2006). F62, 1027-1030.