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Tetramethylene sulfone CAS NO.126-33-0

Min.Order Quantity:
1 Metric Ton
Payment Terms:
L/C,D/A,D/P,Western Union

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Product Details


  • tetramethylene sulfone
  • Tetramethylene sulfone
  • Oil additive tetrahydrothiophene-1 1-dioxide

Quick Details

  • ProName: Tetramethylene sulfone
  • CasNo: 126-33-0
  • Molecular Formula: C4H8O2S
  • Appearance: colorless liquid ( referto COA)
  • Application: Oil additive, CAS#126-33-0
  • DeliveryTime: IN STOCK
  • PackAge: 200kgs/drum ISO TANK IBC DRUM
  • Port: SHANGHAI
  • ProductionCapacity: 500 Metric Ton/Year
  • Purity: 99%
  • Storage: in a cool and dry place
  • Transportation: by sea or by air
  • LimitNum: 1 Metric Ton
  • Grade: Industrial Grade


simagchem, your partner in china as a premier supply of bulk specialty chemicals for industry and life science. we introduce experienced quality product and exceptional jit service with instant market intelligence in china to benefit our customers and principals like brenntag,univar,sinopec,
azelis,dksh,formitex,sanofi,evonik,merck,tci,chemo.etc , our professional sourcing service , custom manufacture in custom synthesis, blending and mix , brand formulation , quality system on factory audit, neutral inspection and regulatory service is our teamwork spirit .


product description

supply cas126-33-0 oil additive tetrahydrothiophene-1,1-dioxide

for more details ,pls contact us customer service for coa and msds.

physical chemical properties.

physical state: liquid

appearance: clear, colorless

odor: odorless

ph: not available.

vapor pressure: 14.5 mmhg @ 150

vapor density: not available.

evaporation rate:not available.

viscosity: 10.34 cp 30c

boiling point: 282-288c

freezing/melting point:27.4 deg c

decomposition temperature:220 deg c

solubility: competely miscible with water

specific gravity/density: 1.2610

molecular formula:c4h8o2s

molecular weight:120.1148


solvents for oil industry

removal of co2,so2 etc.



dye and pigment

polymer solvent



quality standard


colorless or light yellow transparent liquid



5% distillation temperature °c

10% distillation temperature °c



heat stability mgso2/kg


moisture % (m/m)


sulfur content % (m/m)


2-cyclobutene sulfone aether% (m/m)


isopropyl butylene sulfone aether% (m/m)


purity(dry base)


ash butylene sulfone aether% (m/m)


sulfolane basic information
product name: sulfolane
synonyms: 2,3,4,5-tetrahydrothiophene-1,1-dioxide;labotest-bb lt00239038;1,1-dioxide tetrahydrothiofuran;1,1-dioxidetetrahydrothiofuran;1,1-dioxidetetrahydrothiophene;1,1-dioxothiolan;5-sulfoisophthalicacid,lithiumsaltsulfolane;bondelane a
cas: 126-33-0
mf: c4h8o2s
mw: 120.17
einecs: 204-783-1
product categories: organics
mol file: 126-33-0.mol
sulfolane structure
sulfolane chemical properties
mp 27.4 °c
bp 285 °c
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.)
fp 330 °f
water solubility soluble
freezingpoint 26°c
merck 14,8955
brn 107765
stability: stable. combustible. incompatible with strong oxidizing agents.
cas database reference 126-33-0(cas database reference)
nist chemistry reference thiophene, tetrahydro-, 1,1-dioxide(126-33-0)
epa substance registry system thiophene, tetrahydro-, 1,1-dioxide(126-33-0)
safety information
hazard codes xn
risk statements 22
safety statements 23-25
wgk germany 1
rtecs xn0700000
hs code 29349990
hazardous substances data 126-33-0(hazardous substances data)

packaging & shipping

packing and storage of tetrahydrothiophene-1,1-dioxide

tetrahydrothiophene-1,1-dioxid is normally packed in 200kg iron drums.

store in cool and dry place, away from sun light.

nmp blku2579357 brand serviceimg_2442mixng and blendnc

company profile

as a reliable partner in china, we are specialized in bulk specialty chemicals. consolidating sourcing, marketing, sales distribution and quality-control sections, we provide our partners with a full service of sourcing evaluation, regulation affair support, custom synthesis/contract manufacture for outsourcing, investment solution and suitable partnership establishment in china.


our services

come try with us

are you tired of uncertain market information and unsatisfied service for chinese source

let us be your partner to improve it with you in china !

custom manufacture


quality system
presence in china – auditing / pre-qualification - continuity


regulatory compliance
quality – securing full traceability according to eu/us standards


as a service provided to some of our business partners:


let us work with you in china!

for more details, please feel free to contact us

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