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609-09-6

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609-09-6 Structure

609-09-6 Structure
IdentificationMore
[Name]

Diethyl ketomalonate
[CAS]

609-09-6
[Synonyms]

DIETHYL KETOMALONATE
DIETHYL MESOXALATE
DIETHYL MESOXYLATE
DIETHYL OXOMALONATE
ETHYL OXOMALONATE
KETOMALONIC ACID DIETHYL ESTER
MESOXALIC ACID DIETHYL ESTER
Diethyl 2-oxomalonate
Ethyl mesoxalate
oxo-propanedioicacidiethylester
Diethyl ketomalonate, (Diethyl mesoxalate
Diethyl mesoxalate~Diethyl oxomalonate~Oxopropanedioic acid diethyl ester
2-Oxomalonic acid diethyl ester
DiethylKetomaloante
Diethylmesoxalate=Diethyloxomalonate
Diethylketomalonate,95%
Diethyl ketomalonate 97%
Diethyl mesoxalate, Ketomalonic acid diethyl ester
Diethyl ketomalonate, Ketomalonic acid diethyl ester
2-Oxopropanedioic acid diethyl
[EINECS(EC#)]

210-176-2
[Molecular Formula]

C7H10O5
[MDL Number]

MFCD00009121
[Molecular Weight]

174.15
[MOL File]

609-09-6.mol
Chemical PropertiesBack Directory
[Appearance]

Clear yellow liquid
[Melting point ]

-70°C
[Boiling point ]

208-210 °C (lit.)
[density ]

1.142 g/mL at 25 °C(lit.)
[refractive index ]

n20/D 1.415
[Fp ]

>230 °F
[storage temp. ]

Inert atmosphere,Room Temperature
[solubility ]

Chloroform (Slightly), Methanol
[form ]

liquid
[color ]

green-yellow
[Specific Gravity]

1.142
[Water Solubility ]

Fully miscible with water.
[Sensitive ]

Moisture Sensitive
[Merck ]

14,5913
[BRN ]

971873
[InChIKey]

DBKKFIIYQGGHJO-UHFFFAOYSA-N
[CAS DataBase Reference]

609-09-6(CAS DataBase Reference)
[NIST Chemistry Reference]

Propanedioic acid, oxo-, diethyl ester(609-09-6)
[EPA Substance Registry System]

609-09-6(EPA Substance)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Safety Statements ]

S24/25:Avoid contact with skin and eyes .
[WGK Germany ]

3
[F ]

21
[Hazard Note ]

Irritant
[TSCA ]

T
[HazardClass ]

IRRITANT, MOISTURE SENSITIVE
[HS Code ]

29183000
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Malonic acid
[Preparation Products]

Diethyl isopropylidenemalonate-->Ethyl 6,7-Dichloro-3,4-dihydro-3-oxo-2-quinoxalinecarboxylate -->4-ethoxy-3-(ethoxycarbonyl)-4-oxobut-2-enoic acid-->ETHYL 3-(4-CHLOROPHENYL)-5-HYDROXY-1,2,4-TRIAZINE-6-CARBOXYLATE-->ethyl 5-oxo-3-phenyl-2H-1,2,4-triazine-6-carboxylate-->6-Phenylisatin-->ethyl 6-bromo-3-hydroxy-5-methylpyrazine-2-carboxylate-->2-(2,5-DIMETHYLPHENYL)-2-HYDROXYACETIC ACID
Hazard InformationBack Directory
[Chemical Properties]

Clear yellow liquid
[Uses]

Diethyl ketomalonate, reagent employed in Wittig and Aza-Wittig reactions for synthesis of triazoles, and 2-azadienes, respectively.
[Synthesis Reference(s)]

Synthetic Communications, 24, p. 695, 1994 DOI: 10.1080/00397919408012648
The Journal of Organic Chemistry, 46, p. 2598, 1981 DOI: 10.1021/jo00325a039
Spectrum DetailBack Directory
[Spectrum Detail]

Diethyl ketomalonate(609-09-6)MS
Diethyl ketomalonate(609-09-6)1HNMR
Diethyl ketomalonate(609-09-6)13CNMR
Diethyl ketomalonate(609-09-6)IR1
Diethyl ketomalonate(609-09-6)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

Diethyl ketomalonate, 97%(609-09-6)
[Alfa Aesar]

Diethyl ketomalonate, 95%(609-09-6)
[Sigma Aldrich]

609-09-6(sigmaaldrich)
[TCI AMERICA]

Diethyl Mesoxalate,>94.0%(GC)(609-09-6)
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