Dibutoxymethane

Dibutoxymethane is an oligoether (more than one -O- grouping) or acetal containing two butyl groups and a methylene grouping.^[1] It is used in cosmetics, as a cleansing agent, or solvent. It reduces the formation of soot and nitrogen oxides when added to diesel fuel.^[2] It can be classed as a green solvent, as it contains no halogens, and is not very toxic.^[3] Dibutoxymethane has also been used as a dry-cleaning solvent under the trade name SolvonK4, it dissolves both water-based and oil-based stains.^[4]

Quick facts Names, Identifiers ...

Dibutoxymethane

Names
Preferred IUPAC name 1-(Butoxymethoxy)butane
Other names Butylal, formaldehyde dibutyl acetal
Identifiers
CAS Number	2568-90-3
3D model (JSmol)	Interactive image
ChemSpider	16443
ECHA InfoCard	100.018.100
EC Number	219-909-0
PubChem CID	17379
UNII	V5WWR58LDU
CompTox Dashboard (EPA)	DTXSID3062528
InChI InChI=1S/C9H20O2/c1-3-5-7-10-9-11-8-6-4-2/h3-9H2,1-2H3 Key: QLCJOAMJPCOIDI-UHFFFAOYSA-N
SMILES CCCCOCOCCCC
Properties
Chemical formula	C9H20O2
Molar mass	160.257 g·mol−1
Density	0.838
Boiling point	179.2 °C (354.6 °F; 452.3 K)
Solubility in water	insoluble
Refractive index (nD)	1.406
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H226, H315, H412
Precautionary statements	P210, P233, P240, P241, P242, P243, P264, P273, P280, P302+P352, P303+P361+P353, P321, P332+P313, P362, P370+P378, P403+P235, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

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