Số CAS
431-03-8

Công thức phân tử
C4H6O2

SMILES
CC(=O)C(=O)C

Chỉ số lưu (RI)

• DB5: 612.0
• Carbowax: 972.6

ngọt	90.48%
caramel	81.17%
bơ	74.96%
kem	70.45%
béo	59.66%
hăng	57.58%
dầu	44.94%
hạt	43.26%
sữa	43.0%
sữa	40.97%

Scent© AI

XLogP3-AA
-1.3 Tan tốt trong PG, DPG, ETH

Khối lượng phân tử
86.09 g/mol

Nhiệt độ tan chảy

• 27.7 °F (NTP, 1992)
• -1.2 °C
• -2.4 °C
• 27.7 °F

Nhiệt độ sôi

• 190 °F at 760 mmHg (NTP, 1992)
• 87.5 °C
• 87.00 to 88.00 °C. @ 760.00 mm Hg
• 88 °C
• 190 °F

Nhiệt độ chớp cháy

• 80 °F (NTP, 1992)
• 7 °C (45 °F) - closed cup
• 80 °F (27 °C) (closed cup)
• 6 °C c.c.
• 80 °F

Độ tan

• greater than or equal to 100 mg/mL at 72 °F (NTP, 1992)
• In water, 200 g/L at 20 °C
• Soluble in about 4 parts water
• Readily soluble in all important organic solvents
• Miscible with ether
• For more Solubility (Complete) data for DIACETYL (8 total), please visit the HSDB record page.
• 200 mg/mL at 15 °C
• Solubility in water, g/100ml at 25 °C: 20
• soluble in glycerol and water; miscible with alcohol, propylene glycol, and most fixed oils

• 2,3-butanedione
• diacetyl
• biacetyl
• Butane-2,3-dione
• 431-03-8
• dimethylglyoxal
• Butanedione
• dimethyl diketone
• 2,3-diketobutane
• Dimethyl glyoxal
• 2,3-Butadione
• butadione
• 2,3-dioxobutane
• Glyoxal, dimethyl-
• Diacetyl (natural)
• 2,3-butandione
• FEMA No. 2370
• Butan-2,3-dione
• CCRIS 827
• HSDB 297
• NSC 8750
• 2,3-Butanedione-13C2
• MFCD00008756
• UN2346
• AI3-03313
• 2,3 butandione
• EINECS 207-069-8
• UNII-K324J5K4HM
• BRN 0605398
• Buta-2,3-dione
• K324J5K4HM
• DTXSID6021583
• CHEBI:16583
• DIACETYL [FHFI]
• DIACETYL [HSDB]
• DIACETYL [FCC]
• DIACETYL [MI]
• NSC-8750
• (CH3CO)2
• DTXCID701583
• 4-01-00-03644 (Beilstein Handbook Reference)
• 1173018-75-1
• butanodiona
• Diketobutane
• Dimethyldiketone
• 2.3-butanedione
• 2,3 Butanedione
• 2,3butanedione
• 2,3Diketobutane
• 2,3Dioxobutane
• butane 2
• butane-2
• Glyoxal, dimethyl
• Biacetyl; BDM
• 2,3Butadione
• Butanedione (DOT)
• Butanodiona (Spanish)
• Butanedione [UN2346] [Flammable liquid]
• Lopac-D-3634
• Butanedione [UN2346]
• 2,3-Butanedione, 97%
• Lopac0_000387
• Diacetyl, natural, >=95%
• WLN: 1VV1
• CHEMBL365809
• SGCUT00113
• 2,3-Butanedione (8CI,9CI)
• BDBM22725
• NSC8750
• HMS3261M15
• to_000005
• Tox21_201218
• Tox21_500387
• LMFA12000012
• 2,3-Butanedione, analytical standard
• AKOS000118816
• Diacetyl 1000 microg/mL in Methanol
• CCG-204481
• LP00387
• SDCCGSBI-0050374.P002
• NCGC00015336-01
• NCGC00015336-02
• NCGC00015336-03
• NCGC00015336-04
• NCGC00015336-05
• NCGC00015336-06
• NCGC00015336-07
• NCGC00090746-01
• NCGC00090746-02
• NCGC00090746-03
• NCGC00258770-01
• NCGC00261072-01
• CAS-431-03-8
• DB-003226
• B0682
• Butanedione [UN2346] [Flammable liquid]
• EU-0100387
• NS00003558
• EN300-19494
• C00741
• D 3634
• W18292
• A826155
• Q408916
• SR-01000075811
• SR-01000075811-1
• DEE64962-0BD5-454C-8BDA-FDBD33C47181
• F0001-1188
• Flavor and Extract Manufacturers' Association No. 2370
• 2,3-butanedione, 2,3-butadione, 2,3-diketobutane, dimethyl diketone, dimethylglyoxal, glyoxal, dimethyl-
• BUO