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Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > Sulfolane for Sale > High Quality Sulfolane CAS NO.126-33-0
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High Quality Sulfolane CAS NO.126-33-0

18 Inquiries

Unit Price: Get Latest Price
CAS No.:

126-33-0

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shanghai

Brand:

Lonwin

Packaging:

1kg/bag,25kg/drum,25kg/bag

Price valid (until):

2024-01-24

Company Type:
Trader
Location:
China
Qualification:
Main Products:

CHEMICALS,REAGENTS

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

     Product Information                                                                                    

    Specification


    Product name Sulfolane
    CAS 126-33-0
    Assay  99%
    Appearance  Colorless transparent liquid
    Capacity  2000mt/year
    Min.package  100gram
    Standard  enterprise export
    Manufacturer  Jinan Finer Chemical Co., Ltd
    Application  Oil and natural gas purification and desulfurization, pharmaceutical, pesticide, dye, printing, ink and textiles
    More information Synonyms: Tetramethylene sulfone
                      Tetrahydrothiophene 1,1-dioxide
    Molecular Formula: C4H8O2S
    Molecular Weight: 120.17
    CAS Registry Number: 126-33-0
    EINECS: 204-783-1
    Density: 1.261
    Melting point: 27.4-27.8 ºC
    Boiling point: 285 ºC
    Refractive index: 1.482-1.485
    Flash point: 165 ºC
    Water solubility: soluble










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     Quality and Service                                                                                        

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    1.Customer Satisfaction is our priority and guarantee for the future.


    2.We co-develop products and projects with our partners.


    3.Place of Origin China with Super quality by reasonable price.


    4.When you meet problems in mineral processing, we can provide technical guidance.


    5.We will ship the goods that you order from us by EMS, DHL, UPS, or FedEx.We will decided to choose which

    courier depend on Different countries.To find the best way to delivery the goods for you.


    6.We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell

    me within 24hours after you finish the payment...So we both can make the best of the bad bargain.

    Bulk Order: Shipped via sea or air, it's according to your requirement, delivery time is 7-15days after payment


    7.If you have any other questions to consult me.please not hesitate to contact me any times.


    All we want is win-win business. Send us your inquiries, you will get it!


    Our service:


    1. Certificate of analysis (COA)


    2. Material safety data sheet (MSDS)


    3. Route of synthesis (ROS)


    4. Method of aanlysis (MOA)


    5. Nuclear magnetic resonance (NMR)


    6. Packing pictures and loading video before loading


    7. Free sample


    9. Factory audit


    10. Strong after-sale service

     Our Advantage                                                                                               

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      1. 1. Rich experience.
        Our company is a professional production leading factory in China in pharmaceutical area of many years,

      our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country,

      and we have got very good feedback from our customers, we had Established long friendly relations of

      cooperation.

       

      2. Great quality, purity and favourable.
      Good quality is one of our secret success, welcome order the samples, MOQ just 1 grams.

       

      3. Safe and fast delivery.
      We have stock, so we can delivery quickly at the very day when receive the payment.

      We have special way could ship 0.01kg to 3.5kg products a time. We offer melting powder into liquid

    1. service. And ship the liquid in special bottles.

       

      4. Good before after-sales service.



    2. Before-sales:
      - We would like to offer our most favorable quotation and detailed information about 

    3. product as well as our company.
      - We would like to offer free sample for 
      testing use.


      After-sales:
      - We would like to assist buyers in custom 
      clearing through providing necessary documents and information.
      - We would provide the best solution when 
      there is any dispute about product quality.

      ur Advantag

     Packaging & Shipping                                                                                  

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    Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production

    of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.

    Our company has ISO and REACH international certification, in Jiangsu, Anhui and other places with

    decades of cooperation of OEM processing plants, to provide a more solid support for the customized

    production service of special chemicals.

     

    Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East,

    and customers are highly satisfied with our products and service!

     

    To achieve sustainable and steady development, we establish closely cooperative relationships with

    famous universities and institutions of China. We regularly exchange information with them and make

    cooperation on the R&D of new technologies.

     

    Sticking to the business philosophy of "quality first, credit first, service first, creativity first",we are

    doing our best to meet demands of customers all around the world. We sincerely welcome your visit

    and business, and look forward to cooperating with you for expanding international market together! 


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     F.A.Q                                                                                                               

    • Q1  Can i get some samples? 

      A1  Yes, we can supply the free sample, but the shipping cost be paid by our customers.

       

      Q2  How to start orders or make payments? 

      A2  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.

    • Payment by T/T,or Paypal or Escrow(Alibaba).

       

      Q3  How to confirm the Product Quality before placing orders? 

      A3  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier

    • to us and take the samples. You can send us your product specifications and requests,we will manufacture

    • the products according to your requests.

       

      Q4  What’s your MOQ? 

      A4  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge

    • is 100% paid.

       

      Q5  How about delivery leadtime? 

      A5  Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

       

      Q6  Is there a discount? 

      A6  Different quantity has different discount.

       

      Q7  How do you treat quality complaint? 

      A7  First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem

    • caused by us, we will send you free goods for replacement or refund your loss.

       

      Q8  How to contact us ? 

      A8 You can choose your interested products and send inquiry to us.

    Basic Info
    Product Name:

    Sulfolane

    Other Name:

    Thiophene,tetrahydro-,1,1-dioxide;Cyclic tetramethylene sulfone;Cyclotetramethylene sulfone;Sulfolan;Sulfolane;Tetrahydrothiophene 1,1-dioxide;Tetramethylene sulfone;1,1-Dioxothiolan;Bondolane A;Thiacyclopentane dioxide;Tetrahydrothiophene dioxide;Sulpholane;Thiophane dioxide;Bondelane A;Thiophane 1,1-dioxide;Thiolane 1,1-dioxide;Tetrahydrothiophene S,S-dioxide;NSC 46443;Sulfolane SG;1λ6-Thiolane-1,1-dione;208252-54-4

    CAS No.:

    126-33-0

    Molecular Formula:

    C4H8O2S

    InChIKeys:

    InChIKey=HXJUTPCZVOIRIF-UHFFFAOYSA-N

    Molecular Weight:

    120.166

    Exact Mass:

    120.17

    EC Number:

    204-783-1

    UNII:

    Y5L06AH4G5

    NSC Number:

    46443

    UN Number:

    3334

    DSSTox ID:

    DTXSID3027037

    Color/Form:

    White or creamy white, crystalline powder

    HScode:

    29349990

    Characteristics
    PSA:

    42.5

    XLogP3:

    -0.8

    Appearance:

    Sulfolane is a colorless oily liquid with a weak oily odor. Solidifies (freezing point is 79° F) and sinks on first contact with water, then mixes with water. (USCG, 1999)

    Density:

    1.2606 g/cm3 @ Temp: 30 °C

    Melting Point:

    27.4-27.8 °C

    Boiling Point:

    285 °C

    Flash Point:

    177 DEG C (350 DEG F) (OPEN CUP)

    Refractive Index:

    n 20/D 1.484(lit.)

    Water Solubility:

    H2O: >=100g/l soluble ;Freely soluble in alcohol, soluble in dilute mineral acids

    Storage Conditions:

    Store in a cool, dry place. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    Vapor Pressure:

    0.01 mm Hg ( 20 °C)

    Vapor Density:

    4.2 (vs air)

    Toxicity:

    LD50 orally in rats: 1.54 ml/kg (Smyth)

    Odor:

    Odorless

    Taste:

    Slightly bitter taste

    Henrys Law Constant:

    Henry's Law constant = 4.8X10-6 atm-cu m/mole (est)

    Experimental Properties:

    HIGHLY POLAR CMPD WITH OUTSTANDING SOLVENT PROPERTIES|Heat of solution = -22 Btu/lg = -12 Cal/g|Heat of fusion: 11.44 kJ/kg; dielectric constant: 43.3|Hydroxyl radical reaction rate constant = 1.3X10-11 cu cm/molecule-sec at 25 deg (est)

    Air and Water Reactions:

    Water soluble.

    Reactive Group:

    Sulfonates, Phosphonates, and Thiophosphonates, Organic

    Reactivity Profile:

    Mixing SULFOLANE in equal molar portions with any of the following substances in a closed container caused the temperature and pressure to increase: chlorosulfonic acid and oleum [NFPA 1991]. With nitrating agents (nitronium tetrafluoroborate in sulfolane) very highly exothermic reactions are known to occur [J. Org. Chem., 1978, 43, 4677].

    Heat of Combustion:

    -9,500 Btu/lb= -5,300 Cal/g

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H302 Harmful if swallowed

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    Storage

    none

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    CHEMICALS,REAGENTS

    Location:

    No 966 Huaxu Road, Qingpu District, Shanghai, 201702, P.R. China

    Payment Terms:

    TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    10

    Total Annual Revenue:

    $10 million-$25 million

    Total Employees:

    11-50

    Year of Establishment:

    2011

     Company Profile                                                                                                    

      Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and

    REACH international certification, in Jiangsu, Anhui and other places with decades of cooperation of

    OEM processing plants, to provide a more solid support for the customized production service of special

    chemicals.
       Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East,

    and customers are highly satisfied with our products and service!
    To achieve sustainable and steady development, we establish closely cooperative relationships with

    famous universities and institutions of China. We regularly exchange information with them and make

    cooperation on the R&D of new technologies.
    Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are

    doing our best to meet demands of customers all around the world. We sincerely welcome your visit

    and business, and look forward to cooperating with you for expanding international market together!


     

  • Inquiry History
    18 Inquiries
    Country Product Purchase Quantity Date Posted
    Russia

    Factory Supply CAS 126-33-0 Sulfolane

    72 MT Oct 27, 2023
    India

    Sulfolane  

    10.00 KG Jun 5, 2025
    India

    Sulfolane  

    30.00 KG Jun 5, 2025
    China

    Sulfolane

    25 MT Jul 15, 2025
    India

    Sulfolane

    5 MT May 19, 2025
    India

    Sulfolane

    18000.00 KG Apr 16, 2024
    Singapore

    Sulfolane

    200.00 MT Feb 6, 2026
    India

    Sulfolane Anhydrous

    10 MT Nov 18, 2024
    Belgium

    Sulfolane

    1 MT May 9, 2026
    India

    Sulfolane

    2000 KG May 7, 2026
    Qatar

    Sulfolane

    500 MT Sep 15, 2025
    India

    Sulfolane

    20 MT Sep 10, 2025
    Egypt

    Sulfolane

    50.00 KG May 23, 2025
    India

    Sulfolane

    1 MT Apr 7, 2025
    India

    4-Nitrobenzoic acid

    1.00 KG Sep 30, 2025
    Poland

    Sodium hypochlorite

    40.00 KG Jun 12, 2025
    Poland

    Paraffin Wax

    50.00 KG Jun 12, 2025
    Bangladesh

    Butyl Acetate

    1.00 KG Nov 11, 2025
    Post an enquiry for this product
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