335-77-3

Basic information

• Product Name: henicosafluorodecanesulphonic acid
• Synonyms: henicosafluorodecanesulphonic acid;1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-Henicosafluoro-1-decanesulfonic acid;1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-Henicosafluorodecane-1-sulfonic acid;Henicosafluorodecane-1-sulfonic acid;Perfluorodecane sulfonic acid;Henicosafluorodecanesulfonic acid
• CAS NO: 335-77-3
• Molecular Formula: C₁₀HF₂₁O₃S
• Molecular Weight: 600.1446072
• EINECS: 206-401-9
• Mol File: 335-77-3.mol
• Article Data: 0

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: 1.835g/cm³
• Refractive Index: 1.3
• Storage Temp.: Hygroscopic, -20°C Freezer, Under inert atmosphere
• Solubility: Acetone (Slightly), DMSO (Slightly), Methanol (Slightly)
• PKA: -3.26±0.50(Predicted)
• Stability: Hygroscopic
• CAS DataBase Reference: henicosafluorodecanesulphonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: henicosafluorodecanesulphonic acid(335-77-3)
• EPA Substance Registry System: henicosafluorodecanesulphonic acid(335-77-3)

Safety Data

• Hazardous Substances Data: 335-77-3(Hazardous Substances Data)

Usage

Uses

Perfluorodecane Sulfonic Acid, is a micropollutant found in marine organisms and waste water sludge.

InChI:InChI=1/C10HF21O3S/c11-1(12,3(15,16)5(19,20)7(23,24)9(27,28)29)2(13,14)4(17,18)6(21,22)8(25,26)10(30,31)35(32,33)34/h(H,32,33,34)

Synthetic route

perfluorodecane sulfonylfluoride (307-51-7) → perfluorodecanesulfonic acid (335-77-3)

Conditions	Yield
With sodium hydroxide

potassium perfluorodecanesulfonate (2806-16-8) → perfluorodecanesulfonic acid (335-77-3)

Conditions	Yield
In water passing over a cationic ion exchange resin, at 100°C;	>99
In water passing over a cationic ion exchange resin, at 100°C;	>99

sodium perfluorodecanesulfonate (2806-15-7) → perfluorodecanesulfonic acid (335-77-3)

Conditions	Yield
with H ion exchanger;

perfluorodecanesulfonic acid (335-77-3) + potassium hydroxide → potassium perfluorodecanesulfonate (2806-16-8)

Conditions	Yield
byproducts: H2O;

perfluorodecanesulfonic acid (335-77-3) + sodium hydroxide (1310-73-2) → sodium perfluorodecanesulfonate (2806-15-7)

Conditions	Yield
byproducts: H2O;

perfluorodecanesulfonic acid (335-77-3) → S-benzyl-isothiourea; heneicosafluoro-decane-1-sulfonate (630-34-2)

Conditions	Yield
Multi-step reaction with 2 steps 2: water View Scheme

Upstream product

• 2806-16-8 potassium perfluorodecanesulfonate 
• 2806-15-7 sodium perfluorodecanesulfonate 
• 307-51-7 perfluorodecane sulfonylfluoride 

Downstream Products

• 630-34-2 S-benzyl-isothiourea; heneicosafluoro-decane-1-sulfonate 
• 2806-15-7 sodium perfluorodecanesulfonate 
• 2806-16-8 potassium perfluorodecanesulfonate