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HomeProduct name listDiethyl bis(hydroxymethyl)malonate

Diethyl bis(hydroxymethyl)malonate

Synonym(s):Diethyl 2,2-bis(hydroxymethyl)malonate

  • CAS NO.:20605-01-0
  • Empirical Formula: C9H16O6
  • Molecular Weight: 220.22
  • MDL number: MFCD00009130
  • EINECS: 243-916-8
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-04-23 13:52:06
Diethyl bis(hydroxymethyl)malonate Structural

What is Diethyl bis(hydroxymethyl)malonate?

Chemical properties

white to almost white crystalline solid

The Uses of Diethyl bis(hydroxymethyl)malonate

Diethyl bis(hydroxymethyl)malonate is used as a reagent for preparing 1,3-dioxanes from acetals, aldehydes and ketones. It is also used as an intermediate for the preparation of substituted malonic, acrylic and isobutyric esters, for conversion to the useful dienophiles, ?-bromomethylacrylic acid and its ethyl ester and to bis(bromomethyl)acetic acid and its methyl ester.

Properties of Diethyl bis(hydroxymethyl)malonate

Melting point: 49-51 °C (lit.)
Boiling point: 281.15°C (rough estimate)
Density  1.2286 (rough estimate)
refractive index  1.4390 (estimate)
Flash point: >230 °F
storage temp.  Sealed in dry,Room Temperature
pka 12.59±0.10(Predicted)
form  Crystalline Solid
color  White to almost white
Water Solubility  Slightly soluble in water.
BRN  1788515
CAS DataBase Reference 20605-01-0(CAS DataBase Reference)
NIST Chemistry Reference Diethyl bis(hydroxymethyl)malonate(20605-01-0)
EPA Substance Registry System Propanedioic acid, bis(hydroxymethyl)-, diethyl ester (20605-01-0)

Safety information for Diethyl bis(hydroxymethyl)malonate

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
Precautionary Statement Codes P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313:IF SKIN irritation occurs: Get medical advice/attention.
P337+P313:IF eye irritation persists: Get medical advice/attention.

Computed Descriptors for Diethyl bis(hydroxymethyl)malonate

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