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Potassium 3-sulphonatopropyl acrylate

CAS No.
31098-20-1
Chemical Name:
Potassium 3-sulphonatopropyl acrylate
Synonyms
SPA;Potassium 3-sulphonatopropyl acrylate (SPA);3-SPA Potassium salt;3-Sulfopropyl acrylate;POTASSIUM SULFOPROPYLACRYLATE;3-potassium sulfopropylacrylate;Recombinant Staphylococcal Protein-A;potassium 3-sulphonatopropyl acrylate;3-SULFOPROPYL ACRYLATE, POTASSIUM SALT;3-sulforpropyl acrylate potassium salt
CBNumber:
CB6181941
Molecular Formula:
C6H9KO5S
Molecular Weight:
233.31
MDL Number:
MFCD00010138
MOL File:
31098-20-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 02:10:32

Potassium 3-sulphonatopropyl acrylate Properties

Melting point 302°C (dec.)
vapor pressure 0.01Pa at 20℃
storage temp. 2-8°C, sealed storage, away from moisture
Water Solubility Soluble in water
form powder to crystal
color White to Almost white
Cosmetics Ingredients Functions HAIR CONDITIONING
InChI 1S/C6H10O5S.K/c1-2-6(7)11-4-3-5-12(8,9)10;/h2H,1,3-5H2,(H,8,9,10);/q;+1/p-1
InChIKey VSFOXJWBPGONDR-UHFFFAOYSA-M
SMILES [K+].[O-]S(=O)(=O)CCCOC(=O)C=C
LogP -3.63 at 21.5℃
FDA UNII B8BOCS1H59
EPA Substance Registry System 2-Propenoic acid, 3-sulfopropyl ester, potassium salt (31098-20-1)
UNSPSC Code 12162002
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37/39-37/39
WGK Germany  1
TSCA  TSCA listed
HS Code  3504009000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
DEA Controlled Substances CSCN: 1635
CAS SCH: IV
NARC: N
REACH Registrations Active
NFPA 704
0
2 0

Potassium 3-sulphonatopropyl acrylate price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 251631 3-Sulfopropyl acrylate potassium salt 31098-20-1 100g $111 2026-04-30 Buy
Sigma-Aldrich 251631 3-Sulfopropyl acrylate potassium salt 31098-20-1 500g $403 2026-04-30 Buy
TCI Chemical U0117 3-Sulfopropyl Acrylate Potassium Salt 31098-20-1 25G $30 2026-04-30 Buy
TCI Chemical U0117 3-Sulfopropyl Acrylate Potassium Salt 31098-20-1 500G $239 2021-12-16 Buy
Usbiological 288247 3-Sulfonatopropyl Acrylate Potassium Salt (SPAK) ≥96%(Titration) 31098-20-1 100g $312 2026-06-03 Buy
Product number Packaging Price Buy
251631 100g $111 Buy
251631 500g $403 Buy
U0117 25G $30 Buy
U0117 500G $239 Buy
288247 100g $312 Buy

Potassium 3-sulphonatopropyl acrylate Chemical Properties, Uses, Production

Uses

The monomer was polymerized to prepare a hydrogel test bed, which was used in a study an in vitro wound infection model. It was polymerized with N-isopropyl acrylamide to prepare thermoresponsive super water absorbent hydrogels, superporous hydrogels (SPH) and SPH based composites.

Flammability and Explosibility

Non flammable

Potassium 3-sulphonatopropyl acrylate Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 113)
Supplier Tel Email Country ProdList Advantage
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9407 55
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Sinopharm Chemical Reagent Co,Ltd. 86-21-63210123 sj_scrc@sinopharm.com China 9791 79
Hunan Hui Bai Shi Biotechnology Co., Ltd. 0731-85526065 13308475853 ivy@hnhbsj.com China 7236 62
Nanjing Rate Biochemicals CO., LTD. +86-(0)25-84931986,(0)18951962398 China 70 62
TOKYO CHEMICAL INDUSTRY CO., LTD. 03-36680489 Sales-JP@TCIchemicals.com Japan 28364 80
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60

View Latest Price from Potassium 3-sulphonatopropyl acrylate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Potassium 3-sulphonatopropyl acrylate pictures 2026-08-25 Potassium 3-sulphonatopropyl acrylate
31098-20-1
$2.00-5.00 1kg 99% 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Potassium 3-sulphonatopropyl acrylate (SPA) pictures 2026-08-16 Potassium 3-sulphonatopropyl acrylate (SPA)
31098-20-1
25kg ≥98% 300 tons/year Wuhan Hugarise New Material Co.,Ltd
3-sulfopropylacrylate,potassiumsalt(98%) POTASSIUM SULFOPROPYLACRYLATE 3-SULFOPROPYL ACRYLATE, POTASSIUM SALT 2-Propenoic acid 3-sulfopropylester, potassium salt 3-Sulfopropyl acrylate Acrylic acid-(3-sulfopropyl)ester, potassium salt potassium 3-sulphonatopropyl acrylate As-240K3-Sulfopropylacrylate,PotassiumSalt (3-Sulfopropyl)-acrylicacidpotassiumsalt (3-SULFOPROPYL) ACRYLATE POTASSIUM SALT 96+% Potassium 3-prop-2-enoyloxypropane-1-sulfonate Recombinant Staphylococcal Protein-A Potassium 3-(acryloyloxy)propane-1-sulfonate 3-(Acryloyloxy)-1-propanesulfonic acid potassium salt 3-(Acryloyloxy)propane-1-sulfonic acid potassium salt 3-[(1-Oxo-2-propen-1-yl)oxy]propane-1-sulfonic acid potassium salt Acrylic acid 3-(potassiooxysulfonyl)propyl ester Acrylic acid 3-(potassiosulfo)propyl ester Acrylic acid 3-potassiosulfopropyl ester 2-Propenoic acid, 3-sulfopropyl ester, potassium salt (1:1) Recombinant Staphylococcus aureus Protein A/spa Protein, His Tag 3-SPA Potassium salt Potassium 3-sulphonatopropyl acrylate ISO 9001:2015 REACH 3-potassium sulfopropylacrylate Recombinant Staphylococcus aureus protein A 3-sulforpropyl acrylate potassium salt SPA Potassium 3-sulphonatopropyl acrylate (SPA) 31098-20-1 C6H9O5SK H2CCHCO2CH23SO3K C6H9KO5S C6H10O5SK C6H10KO5S Building Blocks Organic Building Blocks Sulfur Compounds Sulfonic/Sulfinic Acid Salts AcrylateOrganic Building Blocks Acrylic Monomers Monomers Sulfonic/Sulfinic Acid Salts Sulfur Compounds