2,3-Butanedione
2,3-Butanedione
- CAS:
- 431-03-8
- MF:
- C4H6O2
- MW:
- 86.09
Suppliers by country/region
Company Type
Properties
- Melting point:
- -4--2 °C
- Boiling point:
- 88 °C(lit.)
- Density
- 0.985 g/mL at 20 °C
- vapor density
- 3 (vs air)
- vapor pressure
- 52.2 mm Hg ( 20 °C)
- FEMA
- 2370 | DIACETYL
- refractive index
- n
20/D 1.394(lit.)
- Flash point:
- 45 °F
- storage temp.
- Store at +2°C to +8°C.
- solubility
- 200g/l
- form
- Liquid
- color
- Clear yellow
- Odor
- at 1.00 % in propylene glycol. strong butter sweet creamy pungent caramel
- Odor Type
- buttery
- Odor Threshold
- 0.00005ppm
- explosive limit
- 2.4-13.0%(V)
- Water Solubility
- 200 g/L (20 ºC)
- Merck
- 14,2966
- JECFA Number
- 408
- BRN
- 605398
- Exposure limits
- ACGIH: TWA 0.01 ppm; STEL 0.02 ppm
NIOSH: TWA 5 ppb; STEL 25 ppb
- Stability:
- Stable. Flammable. Incompatible with acids, strong bases, metals, reducing agents, oxidizing agents. Protect from moisture and water. Note low flashpoint.
- InChIKey
- QSJXEFYPDANLFS-UHFFFAOYSA-N
- LogP
- -1.340
Safety Information
- Symbol(GHS)
GHS02,GHS05,GHS06,GHS08
- Signal word
- Danger
- Hazard statements
- H225-H302-H315-H317-H318-H331-H373
- Precautionary statements
- P210-P280-P301+P312-P304+P340+P311-P305+P351+P338-P314
- Hazard Codes
- F,Xn
- Risk Statements
- 11-20/22-38-41-36/38-20/21/22-37/38
- Safety Statements
- 9-16-26-37/39-36/37/39-39
- RIDADR
- UN 2346 3/PG 2
- WGK Germany
- 2
- RTECS
- EK2625000
- F
- 13
- Autoignition Temperature
- 365 °C
- TSCA
- Yes
- HazardClass
- 3
- PackingGroup
- II
- HS Code
- 29141990
- Toxicity
- LD50 orally in rats: 1580 mg/kg (Jenner)
Use
2,3-Butanedione is a flavoring agent that is a clear yellow to yellowish green liquid with a strong pungent odor. It is also known as 2,3-butanedione and is chemically synthesized from methyl ethyl ketone. It is miscible in water, glycerin, alcohol, and ether, and in very dilute water solution it has a typical buttery odor and flavor.
22 India supplier list of "2,3-Butanedione"
- Product Name:2,3-Butanedione, 96%
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Trader
- Country/Region: INDIA
- Product Name:Diacetyl
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Reagent
- Country/Region: INDIA
- Product Name:2,3-Butanedione
- Products Intro:Brand:sigma aldrich | Product Number:11038 | Purity:analyticalstandard
- Company Type: Trader
- Country/Region: INDIA
- Product Name:2,3-Butanedione
- Company Type: Trader
- Country/Region: INDIA
- Product Name:2,3-Butanedione
- Company Type: Trader
- Country/Region: INDIA
- Product Name:2,3-Butanedione
- Company Type: Trader
- Country/Region: INDIA
- Product Name:Diacetyl
- Company Type: Reagent
- Country/Region: INDIA
- Product Name:"2,3-Butanedione"
- Products Intro:Brand:clearsynth | Product Number:CS-T-09179
- Company Type: Trader
- Country/Region: INDIA
- Product Name:2,3-Butanedione
- Company Type: Trader
- Country/Region: INDIA
- Product Name:butane-2,3-dione
- Products Intro:Brand:thermofisher.in | Product Number:107650050 | Purity:99%
- Company Type: Trader
- Country/Region: INDIA