 Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > Sulfolane for Sale > Sulfolane cas126-33-0

Sulfolane cas126-33-0

Name: Sulfolane cas126-33-0
Brand: Chemfine
SKU: pr2511251310
Price: 2.4 USD
Availability: InStock

18 Inquiries

Unit Price: Get Latest Price 

CAS No.:

126-33-0

Grade:

Industrial Grade

Content:

99%

Port:

dalian

Brand:

Chemfine

Packaging:

20kg

Price valid (until):

2025-12-25

Contact Supplier

 Chat Now

Chemfine International Co., Ltd.

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Organic Intermediate

 Visit Store

Product Description
Seller Information
Inquiry History

Description

Product Detail

ChemFine International Co., Ltd. (CFI), officially established in 2003,
deals with a wide range of products to serve the chemical industry worldwide.

We have two sales teams,
chemical team collaborate with 20 big chemical plants in China,
safety team took a stack in 2 knitting factory & 1 leather glove factory.

We have grown rapidly since our inception and our goal is to provide our customers with "Quality, Innovation, and Service".
ChemFine is a dynamic, responsive company.

Our main chemical products as the following list:
1. Organic and inorganic pigments
2. Intermediates
3. Water treatment chemicals
4. Electronic chemicals
5. Additives for paints, coatings, and inks
6. Photo-initiators
7. Flame retardants
8. Optical brighteners
9. Biocides
10. Light stabilizers
11. Curing agents and matting agents for powder coatings

In addition, we can also supply a wide variety of fine and specialty chemicals at the request of our customers.
We also provide custom manufacturing services and we always maintain strict confidentiality for our clients.
Our clients are mainly from Japan, Korea, India, New Zealand, Germany, UK, the USA, Hong Kong, and Taiwan.

Items	Specifications

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

Categories:

Bulk Drug Intermediates

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

See More Sulfolane Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 4, Oral

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H302 Harmful if swallowed
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.

See More Sulfolane Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Organic Intermediate

Location:
Room 1001, No. 3 Building, Jiaye International City, Jinrong 3 Street

Payment Terms:
D/P,L/C,D/A,TT against B/L draft before shipment

Average lead Time:
14

Total Annual Revenue:
$50 million-$100 million

Total Employees:
11-50

Year of Establishment:
2003

Over 20 Years Of Excellent

Manufacturing And First-Class Quality!

ChemFine International Co., Ltd. (CFI Chemical Supply), since 2003, has sprawled its network with offices and fostered deep collaborations with factories nationwide in China. Navigating the nuanced Chinese market, our focus remains on fulfilling customer expectations and ensuring optimal cost-performance. We eagerly welcome your visits to our partner factories. With a longstanding commitment, CFI, as a holistic chemical trading firm, specializes in sourcing fine chemicals globally.

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

More Choices Find All Products for Sale 

Product Name	Grade / Content	Price	Supplier Name	Details
Sulfolane 99.5% colorless to light yellow transparent liquid 99.5 Sinotech	Industrial Grade/99.5		Henan Sinotech Corporation	Inquiry
Sulfolane	Industrial Grade/99	$1/KG EXW	Xiamen AmoyChem Co., Ltd	Inquiry
Sulfolane	Different Grade/99.9	$0.1/KG EXW	Amitychem	Inquiry
Solvent Sulfolane	/99	$2100-2500/MT FOB	M A M M TRANDING ENTERPRISE	Inquiry
126-33-0	/		Guangzhou Yaoguang Technology Co., Ltd.	Inquiry