481688
Poly(dimethylsiloxane), bis(3-aminopropyl) terminated
average Mn ~2,500
Synonym(s):
PDMS
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About This Item
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specific activity
0.6-0.8 meq/g (Amine number)
Quality Level
mol wt
average Mn ~2,500
refractive index
n20/D 1.410
viscosity
50 cSt(lit.)
bp
>200 °C (lit.)
density
0.98 g/mL at 25 °C (lit.)
SMILES string
C[Si](C)=O.C[Si](C)(O)CCCN
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General description
Tandem mass spectrometry (MS/MS) reveals that bis(3-aminopropyl)-PDMS mainly dissociates via intramolecular nucleophilic substitutions at the end groups.
Application
bis(3-aminopropyl) terminated poly(dimethylsiloxane) may be used in the synthesis of dipicolylamidopropylpoly(dimethylsiloxane) (DPPDMS).
Storage Class Code
10 - Combustible liquids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Journal of the American Society for Mass Spectrometry, 22(4), 649-658 (2011-04-08)
Ammonium adducts of trimethylsilyl-terminated poly(dimethylsiloxane) (CH(3)-PDMS) produced by electrospray ionization were submitted to collision induced dissociation and revealed a particular MS/MS behavior: the same three main product ions at m/z 221, 295, and 369 were always generated in very similar
Thermal decomposition behavior of cobalt (II)picolyl-terminated poly(dimethylsiloxane)
Journal of Thermal Analysis and Calorimetry, 97, 595-599 null
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