Maintenance Notice (4:00 AM November 1 - 9:30 AM November 1, 2025): This website is scheduled to be unavailable due to maintenance. We appreciate your patience and understanding.
Published TCIMAIL newest issue No.199
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 431-03-8 | Product Number: B0682
Diacetyl
×
![]()
×
Purity: >98.0%(GC)
Synonyms:
- 2,3-Butanedione
- 2,3-Diketobutane
- Dimethylglyoxal
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
|---|---|---|---|---|
| 25ML |
€17.00
|
12 | ≥100 |
|
| 100ML |
€24.00
|
28 | ≥80 |
|
| 500ML |
€78.00
|
4 | ≥60 |
|
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | B0682 |
Purity / Analysis Method 
|
>98.0%(GC) |
| Molecular Formula / Molecular Weight | C__4H__6O__2 = 86.09 |
| Physical State (20 deg.C) | Liquid |
| Storage Temperature
|
Refrigerated (0-10°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Air Sensitive,Heat Sensitive |
| CAS RN | 431-03-8 |
| Reaxys Registry Number | 605398 |
| PubChem Substance ID | 87563684 |
| SDBS (AIST Spectral DB) | 2050 |
| Merck Index (14) | 2966 |
| MDL Number | MFCD00008756 |
Specifications
| Appearance | Light orange to Yellow to Green clear liquid |
| Purity(GC) | min. 98.0 % |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | -4 °C |
| Boiling Point | 88 °C |
| Flash point | 11 °C |
| Specific Gravity (20/20) | 0.98 |
| Refractive Index | 1.40 |
| Solubility in water | Soluble |
| Degree of solubility in water | 200 g/l 15 °C |
| Solubility (miscible with) | Ether, Alcohol |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H331 : Toxic if inhaled. H302 : Harmful if swallowed. H315 : Causes skin irritation. H318 : Causes serious eye damage. H370 : Causes damage to organs. H372 : Causes damage to organs through prolonged or repeated exposure. H317 : May cause an allergic skin reaction. H351 : Suspected of causing cancer. H225 : Highly flammable liquid and vapour. |
| Precautionary Statements | P260 : Do not breathe mist or vapours. P210 : Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P308 + P311 : IF exposed or concerned: Call a POISON CENTER/doctor. P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor. P403 + P233 : Store in a well-ventilated place. Keep container tightly closed. |
Related Laws:
| EC Number | 207-069-8 |
| RTECS# | EK2625000 |
Transport Information:
| UN Number | UN2346 |
| Class | 3 |
| Packing Group | II |
| HS Number | 2914199090 |
PubMed Literature
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
Please select Language.
The requested SDS is not available.
Please Contact Us for more information.
Specifications
C of A & Other Certificates
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
Sample C of A
This is a sample C of A and may not represent a recently manufactured lot of the product.
A sample C of A for this product is not available at this time.
Analytical Charts
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
The requested analytical chart is not available. Sorry for the inconvenience.