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Sodium prop-2-yne-1-sulfonate

CAS No.
55947-46-1
Chemical Name:
Sodium prop-2-yne-1-sulfonate
Synonyms
MC-903-d4;Dovonex-d4;Daivonex-d4;Calciptriol-d4;Poly(silylene);propynesulfonate;Sodium propynesuL;Propargyl sulfonate;Propyne Sulfonic Acid;Sodium propynesulfonate
CBNumber:
CB0854984
Molecular Formula:
C3H4O3S.Na
Molecular Weight:
143.12
MDL Number:
MFCD08274656
MOL File:
55947-46-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 22:56:36

Sodium prop-2-yne-1-sulfonate Properties

Melting point 220 °C (decomp)(Solv: methanol (67-56-1))
Boiling point 259.16℃[at 101 325 Pa]
Density 1.04 g/mL at 25 °C
vapor pressure 0Pa at 25℃
Flash point 26 °C
storage temp. Inert atmosphere,2-8°C
Appearance Colorless to light yellow Liquid
Water Solubility 19.904g/L at 25℃
InChI InChI=1S/C3H4O3S.Na/c1-2-3-7(4,5)6;/h1H,3H2,(H,4,5,6);/q;+1/p-1
InChIKey LDHXNOAOCJXPAH-UHFFFAOYSA-M
SMILES S(CC#C)(=O)(=O)[O-].[Na+]
LogP -2.17
CAS DataBase Reference 55947-46-1(CAS DataBase Reference)
EPA Substance Registry System 2-Propyne-1-sulfonic acid, sodium salt (55947-46-1)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Warning
Hazard statements  H290
Precautionary statements  P234-P390-P404
Hazard Codes  Xn
Risk Statements  63-10-20/21/22-36/38-40-48/20/22-68/20/21/22
Safety Statements  26-36/37
TSCA  TSCA listed
REACH Registrations Inactive

Sodium prop-2-yne-1-sulfonate price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-0149649 Sodium prop-2-yne-1-sulfonate,20% in water 20%inwater 55947-46-1 500g $75 2026-06-04 Buy
ChemScene CS-0149649 Sodium prop-2-yne-1-sulfonate,20% in water 20%inwater 55947-46-1 1kg $113 2026-06-04 Buy
aablocks AA003663 Sodium propynesulfonate 20 55947-46-1 20g $10 2026-05-28 Buy
aablocks AA003663 Sodium propynesulfonate 20%inwater 55947-46-1 25g $11 2026-05-28 Buy
aablocks AA003663 Sodium propynesulfonate 20 55947-46-1 100g $24 2026-05-28 Buy
Product number Packaging Price Buy
CS-0149649 500g $75 Buy
CS-0149649 1kg $113 Buy
AA003663 20g $10 Buy
AA003663 25g $11 Buy
AA003663 100g $24 Buy

Sodium prop-2-yne-1-sulfonate Chemical Properties, Uses, Production

Uses

Sodium prop-2-yne-1-sulfonate has a variety of uses, primarily as an organic synthetic material and as an experimental buffer. It is also used in the preparation of a complex nickel plating solution. In bright nickel plating, it is an auxiliary alignment agent, which improves the brightness and filler of the lower zones, with obvious effects and less brittle plating. In addition, the compound is useful in various biochemical and physiological studies due to its ability to bind to proteins and other molecules.

Flammability and Explosibility

Non flammable

Sodium prop-2-yne-1-sulfonate Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 224)
Supplier Tel Email Country ProdList Advantage
Hubei Hechang New Material Technology Co., Ltd. 13296505482 yuki.peng@hechangchem.com China 30 58
Shenzhen singcarry New Materials Technology Co., Ltd. 185-9808-2244 13008845462 644851889@qq.com China 30 58
Suzhou Jadechem New Materials Co., Ltd. 0512-6599 1069 15382515953 853154468@qq.com China 70 58
Wuhan Pinestone Fortune International Trading Co., Ltd. 27-85615902 15827493093 imp.exp8@fengfan.net China 49 58
Wuhan Jueyu Environmental Protection Technology Co., Ltd. 13072706962 7772418@qq.com China 22 58
Wuhan EnTai Technology Development Co,.Ltd 86-27-82330560 2536851935@qq.com China 346 69
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
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
Tangshan Moneide Trading Co., Ltd. 0315-8309571 15633399667 sales@moneidechem.com China 703 57

View Latest Price from Sodium prop-2-yne-1-sulfonate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Sodium propynesulfonate; PS pictures 2026-09-11 Sodium propynesulfonate; PS
55947-46-1
1kg 20%-70% HPLC 1000kg Changsha Staherb Natural Ingredients Co., Ltd.
Sodium prop-2-yne-1-sulfonate pictures 2026-07-21 Sodium prop-2-yne-1-sulfonate
55947-46-1
1KG 98% 20TONS Hubei Lidu New Material Technology Co., Ltd
Sodium propynesulfonate pictures 2025-06-27 Sodium propynesulfonate
55947-46-1
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd

Sodium prop-2-yne-1-sulfonate Spectrum

Propargyl sulfonate Propynesulfonicacidsodiumsalt 2-Propyne-1-sulfonic acid sodium salt sodium 2-propyne-1-sulphonate Sodium propynesulfonate (1R,3S,5Z)-5-[(2E)-2-[(1R,3aS,7aR)-1-[(1R,2E,4S)-4-(Cyclopropyl-d4)-4-hydroxy-1-Methyl-2-buten-1-yl]octahydro-7a-Methyl-4H-inden-4-ylidene]ethylidene]-4-Methylene-1,3-cyclohexanediol Calciptriol-d4 Daivonex-d4 Dovonex-d4 MC-903-d4 1-Propyne-3-sulfonic acid sodium salt Sodium propynesuL sodium 1-propyne-1-sulfonate propynesulfonate Sodium propynesulfonate,~25% Propyne Sulfonic Acid SodiuM-2-propine-1-sulphonate Polystyrene standard kit, containing 13 standards PS (Propynesulfonic acid sodiuM salt) Sodium prop-2-yne-1-sulfonate L-alpha-Phosphatidyl-L-serine from Glycine max (soybean) >=97% Phosphatidylserine(Ptd-L-Ser Sodium propynesulfonate,25% Aqueous solution L-alpha-Phosphatidyl-L-serine from Glycine max (soybean) Propynesulfonic acid sodium salt (PS) Poly(silylene) SODIUM PROPYNE SULFONATE (PS) Sodium Propargylsulfonate (PS) Sodium prop-2-yne-1-sulfonate,20% in water Sodiumpropynylsulfonate Sodium propynesulfonate 25%min 55947-46-1 5947-46-1 C3H4O3SNa C3H3NaO3S C3H3O3NaS