Melting point :20-26 °C (lit.)
Boiling point :104 °C/0.2 mmHg (lit.) 285 °C (lit.)
Density :1.261 g/mL at 25 °C (lit.)
vapor density :4.2 (vs air)
vapor pressure :0.01 mm Hg ( 20 °C)
refractive index :n20/D 1.484(lit.)
Flash point :330 °F
storage temp. :Store below +30°C.
solubility :>=100g/l soluble
form :Liquid After Melting
color :Clear yellow
Water Solubility :soluble
FreezingPoint :26℃
Sensitive :Hygroscopic
Merck :14,8955
BRN :107765
Henry's Law Constant :2.1×10⁰ mol/(m³Pa) at 25℃, HSDB (2015)
Dielectric constant :44.0
Stability :Stable. Combustible. Incompatible with strong oxidizing agents.
InChI :1S/C4H8O2S/c5-7(6)3-1-2-4-7/h1-4H2
InChIKey :HXJUTPCZVOIRIF-UHFFFAOYSA-N
SMILES :O=S1(=O)CCCC1
LogP :0 at 20℃
Surface tension :47.95 mN/m at 303.15K
CAS DataBase Reference :126-33-0(CAS DataBase Reference)
NIST Chemistry Reference :Thiophene, tetrahydro-, 1,1-dioxide(126-33-0)
EPA Substance Registry System :Sulfolane (126-33-0)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P308+P313 IF exposed or concerned: Get medical advice/attention.