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Diketene; Acetyl ketene structure, CAS 674-82-8

Diketene; Acetyl ketene

CAS Number674-82-8

SynonymsACETYLKETENE; 4-Methylidenoxetan-2-on; Acety ketene; Diketene(DK); 4-Methyleneoxetan-2-one; Ketene dimer; 4-methylideneoxetan-2-one; EINECS 211-617-1; But-1-ene-1,3-dione; Ketenedimere; ethenone,dimer; MFCD00005173; Diketen; 4-Methylene-2-oxetanone; Dikitene; diketene dimer; Diketene

Molecular FormulaC4H4O2

Molecular Weight84.073

Purity98%

Density1.1±0.1 g/cm3

Boiling Point127.4±0.0 °C at 760 mmHg

Melting Point-7.5°C

Flash Point

Appearancecolorless liquid

EINECS211-617-1

MSDSChineseEnglish

Symbol6.1(a)

Signal WordWarning

Cat. No.: 2A-9007598 Purity: 98%
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Quality Control of [ 674-82-8 ] Purity: 98% SDS Specification MoL

COA NMR CNMR HPLC LC-MS
Chemical & Physical Properties
CAS Number674-82-8
Catalog No.2A-9007598
Chinese Name双乙烯酮
SynonymsACETYLKETENE; 4-Methylidenoxetan-2-on; Acety ketene; Diketene(DK); 4-Methyleneoxetan-2-one; Ketene dimer; 4-methylideneoxetan-2-one; EINECS 211-617-1; But-1-ene-1,3-dione; Ketenedimere; ethenone,dimer; MFCD00005173; Diketen; 4-Methylene-2-oxetanone; Dikitene; diketene dimer; Diketene
Molecular FormulaC4H4O2
Molecular Weight84.073
Purity98
Density1.1±0.1 g/cm3
Boiling Point127.4±0.0 °C at 760 mmHg
Melting Point-7.5°C
Appearancecolorless liquid
Storage ConditionStorage precautions: Store in a cool, ventilated w
PackagingI
EINECS211-617-1
UN(IATA)UN 2521
MDL NumberMFCD00005173
SMILESC=C1CC(=O)O1
InChIInChI=1S/C4H4O2/c1-3-2-4(5)6-3/h1-2H2
InChI KeyWASQWSOJHCZDFK-UHFFFAOYSA-N
Hazard Symbols6.1(a)
Risk CodesR10;R20
Safety DescriptionS3
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