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Polyethylene glycol monomethyl ether 5,000
Polyethylene glycol monomethyl ether 5,000

Polyethylene glycol monomethyl ether 5,000
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Applications
Crystallization grade Polyethylene glycol monomethyl ether 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
Made from 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]
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
Average Mn: 5,000
Aldehyde None detected
Peroxide None detected

Measured pH range: 6.9 - 8.5 at 25°C
Measured Conductivity range: 19.8 - 23.9 µS/cm at 25°C
Measured Refractive Index range: 1.40164 - 1.40209 at 20°C
CAT NO NAME DESCRIPTION
HR2-615 Polyethylene glycol monomethyl ether 5,000 50% w/v solution - 200 ml
Price Quantity
$105.00
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.
SUPPORT MATERIALS
SDS for HR2-615
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