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Polyvinylpolypyrrolidone White to creamy-white hygroscopic powder or flakes RC00017

Name: Polyvinylpolypyrrolidone White to creamy-white hygroscopic powder or flakes RC00017
Brand: Royalchem
SKU: pr2508071185
Price: 1 USD
Availability: InStock

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Unit Price:

$1/KG EXW

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CAS No.:

25249-54-1

Grade:

Pharmaceutical Grade

Content:

100%

Port:

中国

Brand:

Royalchem

Packaging:

20kg/drum

Price valid (until):

2029-12-31

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Hangzhou Royalchem Co.,LTD

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Pharmaceutical intermediates

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Manufacturer: Hangzhou Royalchem Co.,LTD.

Website: www.cnroyalchem.com

1. Basic Chemical Properties

Chemical Name : Polyvinylpolypyrrolidone (PVPP), also known as Crospovidone or Cross-linked Polyvinylpyrrolidone

CAS No. : 25249-54-1

Molecular Formula : (C₆H₉NO)ₙ

Physical Form : White or creamy-white powder with a faint characteristic odor.

Density : 1.144 g/cm³.

Melting Point :~165°C (decomposition, lit.)

Alternative source: 300°C.

Boiling Point : 217.6°C at 760 mmHg.

Solubility : Insoluble in water, acids, alkalis, and common organic solvents.

InChI Key : WHNWPMSKXPGLAX-UHFFFAOYSA-N.

2. Functional Characteristics

High Cross-Link Density : Completely insoluble but highly hydrophilic; swells in water without dissolving.

Adsorption Capacity : Strong affinity for complexing with phenols, tannins, and other impurities .

Stability : Resists degradation under acidic/alkaline conditions.

3. Applications

Industrial & Pharmaceutical:

Beer Clarification : Removes polyphenols/tannins to improve stability and flavor.

Pharmaceutical Excipient : Used as a disintegrant in tablets (e.g., Crospovidone).

Chemical Purification :

Adsorbs phenolic compounds and tannins from plant extracts.

Chromatography adsorbent for separating aromatic acids, aldehydes, and phenols.

Biotechnology:

DNA Quantification : Utilized in DNA concentration assays.

Enzyme Purification : Isolates plant enzymes by absorbing contaminants

4 . Safety Notes

LD₅₀ (Mouse) : 12 g/kg (intraperitoneal).

Handling : Store in airtight containers to prevent moisture absorption .

Manufacturer	Hangzhou Royalchem Co.,LTD. Website: www.cnroyalchem.com
Item	Specifications
Appearance	White to creamy-white hygroscopic powder or flakes
Identification	A: consistent with the CRS B: No blue color develops C: A suspension is formed and no clear solution is obtained within 15 min D: Residue fraction > 15% as Type A, ≤ 15% as Type B
Solubility	Practically insoluble in water, in ethanol 96% and in methylene chloride
pH (in 1% suspension)	5.0 - 8.0
Residue on ignition	≤ 0.1%
Hydration Capacity	3.0 - 9.0
Heavy metals	≤ 5 ppm
Cd	≤ 0.5 ppm
Pb	≤ 0.5 ppm

Shop Polyvinylpolypyrrolidone White to creamy-white hygroscopic powder or flakes RC00017-Detailed Image 1

ECHEMI Editorial Reference

white to off-white micro-crystalline powder

Basic Info

Product Name:

Poly[1-(2-oxo-1-pyrrolidinyl)-1,2-ethanediyl]

Other Name:

Poly[1-(2-oxo-1-pyrrolidinyl)-1,2-ethanediyl];Poly[1-(2-oxo-1-pyrrolidinyl)ethylene]

CAS No.:

25249-54-1

Molecular Formula:

(C6H9NO)n

InChIKeys:

WHNWPMSKXPGLAX-UHFFFAOYSA-N

Molecular Weight:

111.14176

Exact Mass:

111.068

EC Number:

201-800-4

HScode:

39059900

Categories:

Characteristics

PSA:

20.3

XLogP3:

0.4

Appearance:

White to off-white powder

Density:

1..04

Melting Point:

~165 °C (dec.)(lit.)

Boiling Point:

194°F

Flash Point:

199.4°F

Water Solubility:

Insoluble in water, acid and alkaline.

Vapor Pressure:

0.09 mmHg

Vapor Density:

3.83

Explosive limit:

Explosive limits , vol% in air: 1.4-10

Odor:

ODORLESS

PH:

Between 3,0 and 7,0 (5 % solution)

See More Poly[1-(2-oxo-1-pyrrolidinyl)-1,2-ethanediyl] Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Poly[1-(2-oxo-1-pyrrolidinyl)-1,2-ethanediyl] Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Pharmaceutical intermediates

Location:
Room 336, Building 7, No. 177 Xingqiao North Road, Xingqiao Street, Linping District, Hangzhou

Payment Terms:
TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
14

Total Annual Revenue:
Less than $1 million

Total Employees:
Less than 5

Year of Establishment:
2025

Inquiry History