Jun 04, 2026
What Is 1,2-Diaminocyclohexane (DACH)? A Complete Guide to CAS 694-83-7
1,2-Diaminocyclohexane (DACH), also known as 1,2-cyclohexanediamine or DCH-99, is a versatile C6H14N2 diamine (CAS 694-83-7) used as an epoxy curing agent, a ch
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![Sulfolane in the Environment: The North Pole Plume, Groundwater Concerns & Re...]()
Sulfolane in the Environment: The North Pole Plume, Groundwater Concerns & Re...The single most documented environmental case for sulfolane sits in North Pole, Alaska, where decades of refinery operations created a groundwater pluMay 28, 2026 -
![Global Sulfolane Market Trends & Outlook: Demand, Supply & Application Growth]()
Global Sulfolane Market Trends & Outlook: Demand, Supply & Application GrowthThe sulfolane market is being pulled in three directions at once. Traditional demand from refinery aromatic extraction remains the largest single buckMay 28, 2026 -
![Sulfolane Price & Sourcing Guide: Market Trends, Cost Drivers & How to Buy in...]()
Sulfolane Price & Sourcing Guide: Market Trends, Cost Drivers & How to Buy in...Sulfolane pricing isn't a single number—it's a band shaped by grade, volume, raw-material costs, and geography. Technical grade for aromatic extractioMay 28, 2026 -
![Sulfolane Quality & Analysis: GC Methods, Purity Specs & ICH Solvent Limits]()
Sulfolane Quality & Analysis: GC Methods, Purity Specs & ICH Solvent LimitsBuying sulfolane is one thing—knowing it's truly fit for purpose is another. Quality control rests on a handful of standard analyses: gas chromatograpMay 28, 2026 -
![Sulfolane Grades & Derivatives: Anhydrous, Methyl/Dimethyl Sulfolane & Sulfol...]()
Sulfolane Grades & Derivatives: Anhydrous, Methyl/Dimethyl Sulfolane & Sulfol..."Sulfolane" isn't a single product on the shelf—it comes in several grades and has a family of close relatives that solve specific problems. AnhydrousMay 27, 2026 -
![How Sulfolane Is Made: Production Routes, the Shell Process & Major Manufactu...]()
How Sulfolane Is Made: Production Routes, the Shell Process & Major Manufactu...Sulfolane has a remarkably elegant synthesis. It starts with two cheap feedstocks—butadiene and sulfur dioxide—that combine in a cheletropic reactionMay 27, 2026 -
![Sulfolane Safety & Toxicity: Hazards, Handling, Storage & Thermal Stability]()
Sulfolane Safety & Toxicity: Hazards, Handling, Storage & Thermal StabilitySulfolane is often described as having a relatively mild toxicity profile, but "mild" is not "harmless." It carries a reproductive-toxicity hazard claMay 27, 2026 -
![Sulfolane Solubility & Water Behavior: Miscibility, Hygroscopicity & Compatib...]()
Sulfolane Solubility & Water Behavior: Miscibility, Hygroscopicity & Compatib...Sulfolane's split personality—a polar sulfonyl group joined to a four-carbon ring—gives it unusual solvent behavior: it mixes freely with both water aMay 27, 2026 -
![Sulfolane in Electronics & Battery Electrolytes: A High-Voltage, Flame-Retard...]()
Sulfolane in Electronics & Battery Electrolytes: A High-Voltage, Flame-Retard...As batteries push to higher voltages and stricter safety standards, electrolyte chemistry has to keep up—and sulfolane has emerged as a standout candiMay 27, 2026 -
![Sulfolane as a Reaction Solvent: Polarity, Aprotic Chemistry & Where It Excels]()
Sulfolane as a Reaction Solvent: Polarity, Aprotic Chemistry & Where It ExcelsBeyond aromatic extraction, sulfolane is a prized reaction medium for demanding synthetic chemistry. Its combination of high polarity, aprotic charactMay 27, 2026 -
![Sulfolane vs NMP vs DMSO vs DMF: Choosing the Right Dipolar Aprotic Solvent]()
Sulfolane vs NMP vs DMSO vs DMF: Choosing the Right Dipolar Aprotic SolventWhen a process calls for a high-polarity, aprotic solvent, engineers usually weigh four candidates: sulfolane, NMP, DMSO, and DMF. Each has a distinctMay 27, 2026 -
![Sulfolane in Aromatic Extraction: How BTX Recovery & Extractive Distillation ...]()
Sulfolane in Aromatic Extraction: How BTX Recovery & Extractive Distillation ...Sulfolane is the world's benchmark solvent for recovering aromatic hydrocarbons—benzene, toluene, and xylene (BTX)—from refinery and pyrolysis streamsMay 27, 2026
