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234257

Sigma-Aldrich

Polyvinylpyrrolidone

powder, average Mw ~29,000

Synonym(s):
PVP, Povidone, Polyvidone
Linear Formula:
(C6H9NO)n
CAS Number:
MDL number:
PubChem Substance ID:

form

powder

Quality Level

mol wt

average Mw ~29,000

ign. residue

≤0.5%

InChI

1S/C6H9NO/c1-2-7-5-3-4-6(7)8/h2H,1,3-5H2

InChI key

WHNWPMSKXPGLAX-UHFFFAOYSA-N

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General description

PVP has biocompatibility, low toxicity, adhesive characteristics, complexing stability, relatively inert behavior, and is resistant to thermal degradation. It is readily prepared by the polymerization of N-vinyl-2-pyrrolidone or by the Reppe synthesis technique.

Application

PVP is one of the constituents used in the synthesis and coating of silver nanocubes. It serves as a reducing agent and colloidal stabilizer in the synthesis of palladium nanobars and nanoplates. It is also used as a capping agent in the synthesis of silver nanospheres. General applications of PVP are: in pharmaceutical, food, beverage, cosmetic, toiletry and photographic industries.

Packaging

5 g in glass bottle
100, 500 g in poly bottle

Other Notes

Polyvinylpyrrolidone is a component of Denhardt′s Solution and is included at a concentration of 1% (w/v) in the standard 50X stock solution.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

Lindsey T Brinton et al.
Cancers, 12(6) (2020-06-18)
Acute myeloid leukemia (AML) is a hematopoietic stem-cell-derived leukemia with often successive derived driver mutations. Late onset acquisition of internal tandem duplication in FLT3 (FLT3-ITD) at a high variant allele frequency often contributes to full transformation to a highly proliferative...
Yujie Xiong et al.
Journal of the American Chemical Society, 129(12), 3665-3675 (2007-03-06)
This paper describes a simple and versatile method for growing highly anisotropic nanostructures of Pd, single-crystal nanobars bounded by {100} facets and single-crystal nanorods with their side surfaces enclosed by {100} and {110} facets. According to thermodynamic arguments, Pd atoms...
Synthesis and characterization of fivefold twinned nanorods and right bipyramids of palladium
Xiong Y, et al.
Chemical Physics Letters, 440(4), 273-278 (2007)
Yujie Xiong et al.
Journal of the American Chemical Society, 127(48), 17118-17127 (2005-12-01)
The rapid reduction of Na(2)PdCl(4) by ethylene glycol in the presence of poly(vinyl pyrrolidone) (PVP) has recently been demonstrated as a convenient method of generating Pd cubooctahedra and twinned nanoparticles. Here we describe a new procedure where Pd triangular or...
Morphological Evolution of Single-Crystal Ag Nanospheres During the Galvanic Replacement Reaction with HAuCl4
Kim MH, et al.
The Journal of Physical Chemistry C, 112(21), 78772-77876 (2008)

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