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2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8

  • 2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8
  • 2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8
  • 2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8

2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8

Classification：Organic Intermediate

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product description

2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8

Sodium Methallylsulfonate (SMAS for short) is a functional monomer containing sulfonic acid groups. It is usually a white crystalline powder or granular crystal, and some products are white flaky. It has no obvious odor and its aqueous solution is transparent.

2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT Chemical Properties


Melting point

>300 °C(lit.)

density

1.59[at 20℃]

vapor pressure

0Pa at 20℃

storage temp.

Inert atmosphere,Room Temperature

form

powder to crystal

color

White to Almost white

Water Solubility

523g/L at 20℃

InChI

InChI=1S/C4H8O3S.Na.H/c1-4(2)3-8(5,6)7;;/h1,3H2,2H3,(H,5,6,7);;

InChIKey

JJJRVJPTNNJLLQ-UHFFFAOYSA-N

SMILES

C(C(=C)C)S(O)(=O)=O.[NaH]

LogP

-3.74 at 20℃

CAS DataBase Reference

1561-92-8(CAS DataBase Reference)

EPA Substance Registry System

Sodium methallylsulfonate (1561-92-8)


Safety Information


Hazard Codes

Xi

Risk Statements

36/37/38-43

Safety Statements

26-36/37

WGK Germany

1

HS Code

2904.10.5000



Product Usage

Sodium methylpropenesulfonate, as a functional monomer containing sulfonic acid groups, is mainly used in the production of polycarboxylate concrete water reducers to enhance the performance of concrete. It can also be used as the third monomer in the production of acrylic fibers to improve the dyeing and heat resistance of fibers.

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