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181099

Sigma-Aldrich

Poly(methyl vinyl ether-alt-maleic acid)

average Mw ~1,980,000 by LS, average Mn ~960,000, powder

Synonym(s):

Methoxyethylene-maleic acid copolymer, Methyl vinyl ether-maleic acid copolymer, Poly(maleic acid-methyl vinyl ether)

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About This Item

Linear Formula:
[CH2CH(OCH3)CH(CO2H)CH(CO2H)]n
CAS Number:
25153-40-6
MDL number:
MFCD00133997
UNSPSC Code:
12162002
PubChem Substance ID:
24850914
NACRES:
NA.23

form

powder

Quality Level

100

mol wt

average Mn ~960,000
average Mw ~1,980,000 by LS

pH

~2.5 (5% in H2O)

SMILES string

COC=C.OC(=O)\C=C\C(O)=O

InChI

1S/C4H4O4.C3H6O/c5-3(6)1-2-4(7)8;1-3-4-2/h1-2H,(H,5,6)(H,7,8);3H,1H2,2H3/b2-1-;

InChI key

HHEHWCIYDICHCG-ODZAUARKSA-N

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Application

Detergent builder.

Features and Benefits

Dissolves readily in water, chelates alkaline earth cations but not toxic heavy metal ions.

Storage Class Code

11 - Combustible Solids

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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Certificates of Analysis (COA)

Lot/Batch Number
MKCV2323
MKCS8543
MKCR2011
MKCP3717
MKCJ3971

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