Dimethyl sulfate
12 Inquiries
77-78-1
99%
Bottle,barrel,cargo,container,etc.
2026-08-18
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionKeywords
77-78-1
Dimethyl sulfate
C2H6O4S
Quick DetailsProName:Dimethyl sulfate
CasNo:77-78-1
Molecular Formula:C2H6O4S
Appearance:powder, or liquid
Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
DeliveryTime:5-7 Days
PackAge:Bottle, barrel, cargo, container, etc.
Port:Shanghai
Purity:99
Storage:Stored in room temperature, ventilated place
Transportation:By air, ship, express, etc.
LimitNum:0
Grade:Industrial Grade
SuperiorityBest Seller, High Quality, Competitive Price, Fast Delivery, Quick Response
DetailsLEAPChem supplies high quality Pharmaceuticals, intermediates, APIs, custom synthesis, fine chemicals and other industrial chemicalsBasic Info-
Product Name:
Dimethyl sulfate
Other Name:Sulfuric acid,dimethyl ester;Dimethyl sulfate;Methyl sulfate;Dimethyl sulphate;NSC 56194;98478-67-2;139443-72-4;62086-97-9
CAS No.:77-78-1
UN No.:1595
Molecular Formula:C2H6O4S
InChIKeys:InChIKey=VAYGXNSJCAHWJZ-UHFFFAOYSA-N
Molecular Weight:126.13200
Exact Mass:126.13
EC Number:201-058-1
HScode:2920909090
Categories:
Characteristics-
PSA:
60.98000
XLogP3:0.60480
Appearance:Dimethyl sulfate is a colorless oily liquid, odorless to a faint onion-like odor. It is very toxic by inhalation. It is a combustible liquid and has a flash point of 182°F. It is slightly soluble in water and decomposed by water to give sulfuric acid with evolution of heat. It is corrosive to metals and tissue. It is a potent methylating agent.
Density:1.3322 g/cm3 @ Temp: 20 °C
Melting Point:-27 °C
Boiling Point:187.5 °C @ Press: 769 Torr
Flash Point:83ºC
Refractive Index:1.386-1.388
Water Solubility:ethanol: 0.26 g/mL, clear, colorless | 2.8 g/100 mL (18 ºC)
Storage Conditions:2-8ºC
Vapor Pressure:Vapour pressure, Pa at 20°C: 65
Vapor Density:Relative vapour density (air = 1): 4.4
Toxicity:LD50 orally in rats: 440 mg/kg (Smyth)
Flammability characteristics:Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Explosive limit:vol% in air: 3.63.3
Odor:Essentially odorless
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 3, Oral
Skin corrosion, Sub-category 1B
Skin sensitization, Category 1
Acute toxicity - Category 2, Inhalation
Germ cell mutagenicity, Category 2
Carcinogenicity, Category 1B
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H301 Toxic if swallowed
H314 Causes severe skin burns and eye damage
H317 May cause an allergic skin reaction
H330 Fatal if inhaled
H341 Suspected of causing genetic defects
H350 May cause cancer
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P271 Use only outdoors or in a well-ventilated area.
P284 [In case of inadequate ventilation] wear respiratory protection.
P203 Obtain, read and follow all safety instructions before use.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P363 Wash contaminated clothing before reuse.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P316 Get emergency medical help immediately.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P333+P317 If skin irritation or rash occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P320 Specific treatment is urgent (see ... on this label).
P318 IF exposed or concerned, get medical advice.
Storage P405 Store locked up.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
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 StoragePrecautions for safe handling
NO open flames. Above 83°C use a closed system and ventilation. 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
Separated from food and feedstuffs and incompatible materials. See Chemical Dangers. Cool. Dry. Well closed. Ventilation along the floor. Store in an area without drain or sewer access.PRECAUTIONS FOR "CARCINOGENS": Storage site should be as close as practicable to lab in which carcinogens are to be used, so that only small quantities required for ... expt need to be carried. Carcinogens should be kept in only one section of cupboard, an explosion-proof refrigerator, or freezer (depending on chemicophysical properties ...) that bears appropriate label. An inventory ... should be kept, showing quantity of carcinogen & date it was acquired . Facilities for dispensing ... should be contiguous to storage area. Chemical Carcinogens
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Seller Information
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Business Type:
Trader
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Main Products:
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Location:
Room A, 23rd Floor, No. 609 Yan'an Road, Gongshu District, Hangzhou, Zhejiang
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Payment Terms:
TT against copy of documents,D/P,L/C
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Average lead Time:
5
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Total Annual Revenue:
Above $100 million
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Year of Establishment:
2020
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Certifications:
ISO
">Company ProfileLEAPChem is a specialized fine chemical supplier for research, development and production.
LEAPChem provides nearly 200,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities.
As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner.
Our client list includes many major pharmaceutical and science companies, universities, research institutions and chemical catalogue companies.
Methodology: Sound & Stable; Active & Innovative.
Attitude: Conscientious; Ingenious.
Goals: Customer's Satisfaction
We regard client's success as our success.
At LEAPChem, we strive to be the preferred supplier for efficiency increasing and cost lowering in your Research & Production.
To achieve this strategic vision, we always push ourselves to exceed our customer's requirement. By focusing on the aim of 'Beyond Your Expectation', we continually expand our product lines, and enhance our systematic management and human resources.
Welcome to contact us and we look forward to becoming your reliable and preferred partner.
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Inquiry History12 Inquiries
Country Product Purchase Quantity Date Posted 
Russia
Dimethyl Sulfate
5 L May 28, 2025 
United Kingdom
Dimethyl Sulfate
100 MT Jun 5, 2025 
United States
Dimethyl Sulfate
1 L May 20, 2024 
India
Dimethyl Sulphate
1.00 20' Fcl Jan 8, 2024
India
Dimethyl sulphate
100 KG Mar 19, 2025 
Nigeria
DIMETHYL SULFATE Premium grade
1 Nov 3, 2023
India
DIMETHYL SULFATE
1 KG Jul 17, 2026 
Canada
Dimethyl Sulfate
2 KG Jun 21, 2026
India
Dimethyl sulphate
2000 KG May 4, 2026
India
Dimethyl sulphate
50.00 MT Apr 3, 2026 
Thailand
Dimethyl Sulfate
30.00 MT Nov 3, 2023 
South Korea
DIOCTYLDIMETHYL AMINE
500 G Mar 4, 2025 Post an enquiry for this product
