5-(METHOXYMETHYLENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE

5-(METHOXYMETHYLENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE - Names and Identifiers

Name	5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-dione
Synonyms	5-(Methoxymethylene) Lenvatinib Impurity 79 Cabozantinib impurity 56 Methoxymethylene meldrum's acid 5-(Methoxymethylene) Meldrum's Acid Methoxymethylene cyclic isopropylidene malonate 5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-di 5-Methoxymethylene-2,2-Dimethyl-1,3-Dioxane-4,6-Dione 5-(METHOXYMETHYLENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE 5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-dione 1,3-Dioxane-4,6-dione,5-(methoxymethylene)-2,2-dimethyl- 1,3-Dioxane-4,6-dione, 5-(methoxymethylene)-2,2-dimethyl- 5-(MethoxyMethylidene)-2,2-diMethyl-1,3-dioxane-4,6-dione 5-(methoxymethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
CAS	15568-85-1
EINECS	1312995-182-4
InChI	InChI=1/C8H10O5/c1-8(2)12-6(9)5(4-11-3)7(10)13-8/h4H,1-3H3

5-(METHOXYMETHYLENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE - Physico-chemical Properties

Molecular Formula	C8H10O5
Molar Mass	186.16
Density	1.297±0.06 g/cm3(Predicted)
Melting Point	132-134°C
Boling Point	390.0±42.0 °C(Predicted)
Flash Point	178.7°C
Vapor Presure	2.74E-06mmHg at 25°C
Storage Condition	Inert atmosphere,Store in freezer, under -20°C
Refractive Index	1.523
Use	This product is for scientific research only and shall not be used for other purposes.

5-(METHOXYMETHYLENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE - Risk and Safety

Hazard Class

IRRITANT

5-(METHOXYMETHYLENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE - Introduction

5-(methoxymethene)-2,2-dimethyl-1,3-dioxane-4,6-dione, also known as "dimethoxymethane 1,3-dioxane-4,6-dione", is an organic compound. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: Colorless or light yellow solid
-Molecular formula: C7H10O5
-Molar mass: 174.15g/mol
-Melting point: 66-68 ° C
-Boiling point: 160-162 ° C
-Density: 1.357g/cm³
-Solubility: Soluble in water and many organic solvents

Use:
- 5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-dione can be used as an important intermediate in organic synthesis.
-It is used as a starting material for the synthesis of other organic compounds in the pharmaceutical and pesticide industries.

Method:
- 5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-dione can be prepared by a variety of synthetic methods, such as through the reaction of acetic anhydride and 3,4-dimethoxybenzaldehyde, the target product is then obtained by oxidation and acidic hydrolysis.

Safety Information:
- 5-(Methoxymethylene)-2,2-dimethyl-1,3-dioxane-4,6-dione has limited specific toxicity and hazard data, so general laboratory safety procedures should be followed when using and handling.
-Avoid inhalation, swallowing or contact with skin and eyes during use. Wear suitable protective equipment such as laboratory gloves, glasses, and laboratory coats.
-During storage, the compound should be stored in a sealed container, away from heat sources and oxidants.
-When disposing, local regulations and safety measures should be observed, and waste should be properly disposed to avoid pollution to the environment.

Last Update：2024-04-09 20:49:11