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: 2026-04-30 08:31:49
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 | n |
| 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. |
Computed Descriptors for 1,4-Bis(2-hydroxyethoxy)-2-butyne
| InChIKey | IXAWTPMDMPUGLV-UHFFFAOYSA-N |
| SMILES | C(OCCO)C#CCOCCO |
1,4-Bis(2-hydroxyethoxy)-2-butyne manufacturer
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