DMDC
5 Inquiries
4525-33-1
Industrial Grade
100%
Rotterdam
50KG
2024-11-24
Food Chemicals,Industrial Chemicals,Organic Chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
Dimethyl dicarbonate
Other Name:Dicarbonic acid,1,3-dimethyl ester;Formic acid,oxydi-,dimethyl ester;Dicarbonic acid,dimethyl ester;Dimethyl pyrocarbonate;Dimethyl dicarbonate;Methyl pyrocarbonate;Velcorin;Pyrocarbonic acid dimethyl ester
CAS No.:4525-33-1
Molecular Formula:C4H6O5
InChIKeys:InChIKey=GZDFHIJNHHMENY-UHFFFAOYSA-N
Molecular Weight:134.09
Exact Mass:134.09
EC Number:224-859-8
UNII:1AY9229ZMG
DSSTox ID:DTXSID2052108
Color/Form:Clear, colorless liquid|Colorless liquid
HScode:2920909090
Categories:
Characteristics-
PSA:
61.8
XLogP3:-0.86 (est)
Appearance:Liquid
Density:1.258 g/cm3 @ Temp: 20 °C
Melting Point:100-101.5 °C @ Solvent: Diethyl ether, Ligroine
Boiling Point:52-53 °C @ Press: 4-5 Torr
Flash Point:80 °C
Refractive Index:1.395
Water Solubility:35g/l (decomposition)
Storage Conditions:2-8°C
Vapor Pressure:0.7 hPa (20 °C)
Toxicity:Oral-rat LD50: 260 mg/kg; Oral-Mouse LD50: 589 mg/kg
Flammability characteristics:Flammable; heated to decompose toxic and spicy irritating gas
Explosive limit:3-29.9%(V)
Henrys Law Constant:Henry's Law constant = 4.5X10-4 atm-cu m/mol at 25 °C (est)
Experimental Properties:Hydroxyl radical reaction rate constant = 0.4352X10-12 cu cm/molecule-sec at 25 °C (est)
Autoignition Temperature:Approximately 465 °C (869 °F)
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Acute toxicity - Category 4, Dermal
Skin corrosion, Sub-category 1B
Acute toxicity - Category 2, Inhalation
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H302 Harmful if swallowed
H312 Harmful in contact with skin
H314 Causes severe skin burns and eye damage
H330 Fatal if inhaled
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P284 [In case of inadequate ventilation] wear respiratory protection.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P317 Get medical help.
P321 Specific treatment (see ... on this label).
P362+P364 Take off contaminated clothing and wash it before reuse.
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.
P320 Specific treatment is urgent (see ... on this label).
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
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
Storage Temperature: minimum: 20 deg C (68 deg F); maximum: 30 deg C (86 deg F). Storage Period: 12 Months: Keep in a dry place. Expiration date on label is day/month/year. Handling/Storage Precautions: Do not breathe vapors or spray mist. Do not get on skin or clothing. Do not get in eyes. Do not taste or swallow. Use only with adequate ventilation/personal protection. Wash thoroughly after handling. Keep container closed when not in use. Store in a dry place away from excessive heat in original or similar containers. Protect from freezing. Further Info on Storage Conditions: Avoid extreme heat. Product can react with water. Avoid contact with moisture/water. Light sensitive. If the material does crystallize, it must be reliquified before being used. The recommended method to reliquify is to simply place the container in an appropriate storage area and allow it to gradually reach ambient temperatures. An alternative is to reliquify by gently heating it in a water bath. Do NOT apply heat/flame directly to container.
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Seller Information
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Business Type:
Trader
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Main Products:
Food Chemicals,Industrial Chemicals,Organic Chemicals
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Location:
BINNEN PARALLELWEG 00027 5701PH HELMOND
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Payment Terms:
TT against copy of documents
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Average lead Time:
300
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
5-10
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Year of Establishment:
1969
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Inquiry History5 Inquiries
Country Product Purchase Quantity Date Posted 
United States
Factory Supply DIMETHYL DICARBONATE / velcorin / CAS 4525-33-1 / velcorin 98% Colorless liquid C4H6O5
6 KG Oct 2, 2023 
Russia
DMDC
30 TON Oct 24, 2024 
India
Dimethyl Dicarbonate (DMDC), IP grade
500.00 G Dec 9, 2024 
China
Dimethyl dicarbonate
100 G Sep 30, 2025
Russia
e242 dimethyl dicarbonate (DMDC) CAS4525-33-1
25 KG Jul 3, 2025 Post an enquiry for this product