Description Catalogue Number 800898 Synonyms Ethyl malonate, Malonic acid diethyl ester Description Diethyl malonate Product Information CAS number 105-53-3 EC number 203-305-9 Hill Formula C₇H₁₂O₄ Chemical formula CH₂(COOC₂H₅)₂ Molar Mass 160.16 g/mol HS Code 2917 19 10 Structure formula Image Applications Application Diethyl malonate for synthesis. CAS 105-53-3, chemical formula CH₂(COOC₂H₅)₂. Physicochemical Information Boiling point 199 °C (1013 hPa) Density 1.055 g/cm3 (20 °C) Explosion limit 0.8 - 12.8 %(V) Flash point 90 °C DIN 51758 Ignition temperature 435 °C DIN 51794 Melting Point -50 °C Vapor pressure 1.3 hPa (40 °C) Solubility 20.8 g/l (External MSDS) Toxicological Information LD 50 oral LD50 Rat 15720 mg/kg LD 50 dermal LD50 Rabbit > 16000 mg/kg Safety Information according to GHS RTECS OO0700000 Storage class 10 Combustible liquids not in Storage Class 3 WGK WGK 1 slightly water endangering Disposal 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. Storage and Shipping Information Storage Store below +30°C. Specifications Assay (GC, area%) ≥ 98.0 % (a/a) Density (d 20 °C/ 4 °C) 1.053 - 1.057 Identity (IR) passes test
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