1,4-Bis(2-hydroxyethoxy)-2-butyne

CAS NO.：1606-85-5
Empirical Formula: C8H14O4
Molecular Weight: 174.19
MDL number: MFCD00002883
EINECS: 216-526-0
SAFETY DATA SHEET (SDS)
Update Date: 2024-10-29 11:48:30

What is 1,4-Bis(2-hydroxyethoxy)-2-butyne?

Chemical properties

clear yellow to brown viscous liquid

The Uses of 1,4-Bis(2-hydroxyethoxy)-2-butyne

1,4-Bis(2-hydroxyethoxy)-2-butyne is used as a brightener for nickel electroplating as well as in the dyeing of acryilic fibers.

Synthesis

1,4-Bis(2-hydroxyethoxy)-2-butyne was synthesised by using 2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol ditrityl ether as a raw material in the presence of inert gas.

Properties of 1,4-Bis(2-hydroxyethoxy)-2-butyne

Boiling point:	225.17°C (rough estimate)
Density	1.144 g/mL at 25 °C(lit.)
refractive index	n20/D 1.485(lit.)
Flash point:	>230 °F
storage temp.	Sealed in dry,Room Temperature
form	clear liquid
pka	13.95±0.10(Predicted)
Specific Gravity	1.1420 - 1.1470
color	Colorless to Brown
InChI	InChI=1S/C8H14O4/c9-3-7-11-5-1-2-6-12-8-4-10/h9-10H,3-8H2
CAS DataBase Reference	1606-85-5(CAS DataBase Reference)
EPA Substance Registry System	Ethanol, 2,2'-[2-butyne-1,4-diylbis(oxy)]bis- (1606-85-5)

Safety information for 1,4-Bis(2-hydroxyethoxy)-2-butyne

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral
Precautionary Statement Codes	P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.