Acrylamide → 4-Methacrylamidosalicylic acid

HRID 722674Notes

Reaction equation

[Na].C([O-])(=O)C=C.[NH4+].[Na+].[C:9]([NH:14][C:15]1[CH:16]=[C:17]([OH:24])[C:18](=[CH:22][CH:23]=1)[C:19]([O-:21])=[O:20])(=[O:13])[C:10]([CH3:12])=[CH2:11].[Na+].C(NC(C)(C)CS([O-])(=O)=O)(=O)C=C.C(N)(=O)C=C>>[C:9]([NH:14][C:15]1[CH:16]=[C:17]([OH:24])[C:18](=[CH:22][CH:23]=1)[C:19]([OH:21])=[O:20])(=[O:13])[C:10]([CH3:12])=[CH2:11]

Participants

Reactant 5

HCID 6579Acrylamide

HCID 161596Ammonium acrylate

HCID 5360545Sodium

HCID 23665719Sodium acryloyldimethyltaurate

HCID 237034804-Methacrylamidosalicylic acid sodium salt

Product 1

HCID 125212724-Methacrylamidosalicylic acid

Procedure

Representative high molecular weight inverse emulsion polymers prepared according to the method of Examples 13 and 14 are listed in Table 3. In Table 3, Na or (NH4) AA=sodium or ammonium acrylate, 4-MASA=4-methacrylamidosalicylic acid sodium salt, NaAMPS=2acrylamido-2-methylpropanesulfonate sodium salt, and AcAm=acrylamide.

Workup

customRepresentative high molecular weight inverse emulsion polymers prepared

Sources & evidence

ORD record: ord-3a7223f0e1684773957e4918c242e56d
Source dataset: uspto-grants-2006_11
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07138472B2

Reaction notes

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