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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

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

181099-250G:
181099-VAR:
181099-100G:
181099-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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