Name: 2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8
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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
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Chemical Name：2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT
CAS No.:1561-92-8
Molecular Formula：C4H9NaO3S
Sample: Available
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Home > Products > Products > Organic Intermediate > 2-METHYL-2-PROPENE-1-SULFONIC ACID SODIUM SALT CAS#1561-92-8

◉ 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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