2,3-Butanedione 431-03-8 C4H6O2
1 Inquiries
431-03-8
Industrial Grade
99%
shanghai
Ranhang
bottle or customized
2025-01-09
chemical
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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:
Butanedione
Other Name:2,3-Butanedione;Biacetyl;Diacetyl;2,3-Diketobutane;Dimethyl diketone;Dimethylglyoxal;Butanedione;2,3-Butadione;2,3-Dioxobutane;NSC 8750;151677-70-2
CAS No.:431-03-8
Molecular Formula:C4H6O2
InChIKeys:InChIKey=QSJXEFYPDANLFS-UHFFFAOYSA-N
Molecular Weight:86.089
Exact Mass:86.09
EC Number:207-069-8
HScode:2914190090
Categories:
Characteristics-
PSA:
34.14000
XLogP3:-1.33
Appearance:Diacetyl appears as a clear colorless liquid with a strong chlorine-like odor. Flash point 80°F. Less dense than water. Vapors heavier than air.
Density:0.990 g/cm3 @ Temp: 15 °C
Melting Point:-2.4 °C
Boiling Point:88 °C @ Press: 760 Torr
Flash Point:7.2±0.0 °C
Refractive Index:1.381
Water Solubility:200 g/L (20 ºC)
Storage Conditions:Store in a flammable liquid storage area or approved cabinet away from ignition sources and corrosive and reactive materials. Store in tightly closed containers in a cool, well-ventilated area. Sources of ignition, such as smoking and open flames, are prohibited where butanedione is used, handled, or stored in a manner that could create a potential fire or explosion hazard. Metal containers involving the transfer of 5 gallons or more of butanedione should be grounded and bonded. Drums must be eq
Vapor Pressure:52.2 mm Hg ( 20 °C)
Vapor Density:3
Toxicity:LD50 orally in rats: 1580 mg/kg (Jenner)
Explosive limit:Explosive limits , vol% in air: 2.4-13
Odor:Quinone odor; vapors have a chlorine-like odor
Taste:Taste characteristics at 50 ppm: sweet, buttery, creamy and milky
Hazard IdentificationClassification of the substance or mixture
Flammable liquids, Category 2
Acute toxicity - Category 4, Oral
Skin irritation, Category 2
Eye irritation, Category 2
Acute toxicity - Category 4, Inhalation
Specific target organ toxicity â repeated exposure, Category 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H225 Highly flammable liquid and vapour
H302 Harmful if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation
H332 Harmful if inhaled
H372 Causes damage to organs through prolonged or repeated exposure
Precautionary statement(s) Prevention P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment.
P242 Use non-sparking tools.
P243 Take action to prevent static discharges.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
Response P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water [or shower].
P370+P378 In case of fire: Use ... to extinguish.
P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317 Get medical help.
P319 Get medical help if you feel unwell.
Storage P403+P235 Store in a well-ventilated place. Keep cool.
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, NO sparks and NO smoking. Closed system, ventilation, explosion-proof electrical equipment and lighting. 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
Fireproof. Store in an area without drain or sewer access. Separated from : see Chemical Dangers.Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Recommended storage temperature 2 - 8 deg C. Storage class (TRGS 510): Flammable liquids.
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Seller Information
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Business Type:
Trader
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Main Products:
chemical
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Location:
Room 237, Office Building, Shangma Yirui Industrial Park, 500 meters east of the intersection of Hedong Road and Longfei Road, Shangma Street, Chengyang District, Qingdao City, Shandong Province
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Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
2
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Total Annual Revenue:
$2.5 million-$5 million
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Total Employees:
5-10
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Year of Establishment:
2023
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
Australia
Food grade 2,3-Butanedione
1 KG Dec 9, 2024 Post an enquiry for this product
