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DMG-PEG2000, CAS No.: 160743-62-4 1
  • DMG-PEG2000, CAS No.: 160743-62-4 1

DMG-PEG2000, CAS No.: 160743-62-4

Model:-
Brand:HDC CHEM
Origin:Made In China
Category:Chemicals / Pharmaceutical Chemicals
Label:DMG-PEG2000 , mPEG-DMG-2000 , mPEG-DMG-2K
Price: US $500 / gram
Min. Order:1 gram
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Member Information

Detail

Dalian Handom Chemicals Co.,Ltd.

Free MemberLiao Ning - China
Last Online:17 May, 2023

Product Description

Chemical Structural Formula:

 

DMG-PEG2000化学结构式

Specifications of mPEG-DMG-2000:

 

Test Items Specifications Test Methods
Appearance White powder-like solid Visual
Identification IR Complies with the reference substance structure IR
H-NMR Complies with the reference substance structure H-NMR
Average molecular weight 2500±200 Da MALDI-TOF
Assay 90.0% ~ 110.0% HPLC-CAD
Purity Not less than 95.0% HPLC-CAD
Polydispersity(Mw/Mn) Not more than 1.05 GPC
Impurities Myr-OH Not more than 1.00% HPLC
mPEG-LMG-2K(-28) Not more than 1.00% HPLC
mPEG-TMG-2K(-14) Not more than 1.00% HPLC
mPEG-IMG-2K(+14) Not more than 1.00% HPLC
mPEG-PMG-2K(+28) Not more than 1.00% HPLC
mPEG-MA-2K Not more than 1.00% HPLC
mPEG-MG-2K(β) Not more than 1.00% HPLC
mPEG-MG-2K(γ) Not more than 1.00% HPLC
Myr-EDU Not more than 1.00% HPLC
mPEG-DOH-2K Not more than 1.00% HPLC
TMG Not more than 1.00% HPLC
EDU Not more than 1000ppm HPLC
DMAP Not more than 1000ppm HPLC
DMG-PEG-DMG-4K Not more than 1.00% GPC
Residual Solvents Isopropanol Not more than 5000ppm GC
Dichloromethane Not more than 600ppm GC
n-Hexane Not more than 290ppm GC
Tetrahydrofuran Not more than 720ppm GC
Ethyl acetate Not more than 5000ppm GC
Toluene Not more than 890ppm GC
Elemental Impurities Copper(Cu) Not more than 30ppm ICP-MS
Arsenic(As) Not more than 1.5ppm ICP-MS
Chromium(Cr) Not more than 0.2ppm ICP-MS
Mercury(Hg) Not more than 0.3ppm ICP-MS
Lead(Pb) Not more than 0.5ppm ICP-MS
Cobalt(Co) Not more than 0.5ppm ICP-MS
Vanadium(V) Not more than 1.0ppm ICP-MS
Nickel(Ni) Not more than 2.0ppm ICP-MS
Lithium(Li) Not more than 25ppm ICP-MS
Antimony(Sb) Not more than 9ppm ICP-MS
Moisture Not more than 1.00% ChP<0832>
Bacteriological Data TAMC/g Not more than 100CFU/g ChP<1105>
TYMC/g Not more than 10CFU/g ChP<1105>
Endotoxin Not more than 0.015 EU/mg ChP<1143>

 

Recommended Storage Conditions:

 

Kept at -20±5℃ under an inert atmosphere.

To reduce the moisture absorption, it should be slowly warmed to ambient temperature before opened.

 

Shelf Life:

 

24 months if stored under above conditions.


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DMG-PEG2000, CAS No.: 160743-62-4 1
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Dalian Handom Chemicals Co.,Ltd.

RM702, Building 21, Liuhe Road, Ganjingzi District, Dalian, Liaoning Province

Phone:
0086-411-15840669648
Fax:
0086-411-15840669648
Contact:
John Wang (Export Director)
Mobile:
15840669648

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