Hydroquinone bis(2-hydroxyethyl)ether
- Product Name
- Hydroquinone bis(2-hydroxyethyl)ether
- CAS No.
- 104-38-1
- Chemical Name
- Hydroquinone bis(2-hydroxyethyl)ether
- Synonyms
- HQEE;HYDROQUINONE BIS(2-HYDROXYETHYL) ETHER;1,4-BIS(2-HYDROXYETHOXY)BENZENE;HQER;JADEWIN HQEE;HORSETAILP.E;JADEADD HQEE;chain extender;Vernatzer 30/10;CROSS LINKING AGENT 30/10
- CBNumber
- CB2708881
- Molecular Formula
- C10H14O4
- Formula Weight
- 198.22
- MOL File
- 104-38-1.mol
Hydroquinone bis(2-hydroxyethyl)ether Property
- Melting point:
- 100-102 °C(lit.)
- Boiling point:
- 185-200 °C (0.3 mmHg)
- Density
- 1.0143 (rough estimate)
- vapor pressure
- 0.45Pa at 45℃
- refractive index
- 1.4720 (estimate)
- storage temp.
- Inert atmosphere,Room Temperature
- pka
- 13.99±0.10(Predicted)
- form
- Crystalline Powder or Flakes
- color
- White to off-white
- Odor
- odorless
- Water Solubility
- practically insoluble
- Sensitive
- Hygroscopic
- InChIKey
- WTPYFJNYAMXZJG-UHFFFAOYSA-N
- LogP
- 0.41 at 30℃
- CAS DataBase Reference
- 104-38-1(CAS DataBase Reference)
- EPA Substance Registry System
- Ethanol, 2,2'-[1,4-phenylenebis(oxy)]bis- (104-38-1)
Safety
- Safety Statements
- 24/25
- WGK Germany
- 1
- Autoignition Temperature
- 874 °F
- TSCA
- Yes
- HS Code
- 29094990
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P337+P313IF eye irritation persists: Get medical advice/attention.
N-Bromosuccinimide Price
- Product number
- 237914
- Product name
- Hydroquinone bis(2-hydroxyethyl) ether
- Purity
- 98%
- Packaging
- 100g
- Price
- $41.3
- Updated
- 2023/01/07
- Product number
- 237914
- Product name
- Hydroquinone bis(2-hydroxyethyl) ether
- Purity
- 98%
- Packaging
- 1kg
- Price
- $168
- Updated
- 2023/01/07
- Product number
- D1065
- Product name
- 1,4-Bis(2-hydroxyethoxy)benzene
- Purity
- >95.0%(GC)
- Packaging
- 25g
- Price
- $19
- Updated
- 2024/03/01
- Product number
- D1065
- Product name
- 1,4-Bis(2-hydroxyethoxy)benzene
- Purity
- >95.0%(GC)
- Packaging
- 500g
- Price
- $75
- Updated
- 2024/03/01
- Product number
- B24037
- Product name
- Hydroquinone bis(2-hydroxyethyl) ether, 95%
- Packaging
- 100g
- Price
- $29.65
- Updated
- 2024/03/01
Hydroquinone bis(2-hydroxyethyl)ether Chemical Properties,Usage,Production
Description
Hydroquinone bis(2-hydroxyethyl) ether (HQEE) is a kind of polyurethane chain extender synthesized by hydroquinone (HQ) and ethylene oxide (EO). With different molar ratios of hydroquinone bis(2-hydroxyethyl)ether (HQEE)/1,4-butanediol 9/91, 18/82 and 27/73, a series of thermoplastic poly(butylene-co-hydroquinone bis(2-hydroxyethyl)ether terephthalates) (PBHT) were synthesized via melt polycondensation. The incorporation of the HQEE group significantly improved the thermal properties of the polymers. However, HQEE did not change the crystal structure of PBT. The Tm values of the copolymers decreased (from 208?°C to 174?°C) with increasing content of HQEE segments, on the contrary, Tg values increased (from 37?°C to 43?°C)[1-2].
Chemical Properties
white to off-white crystalline powder or flakes
Uses
Preparation of polyester, polyolefins, polyurethanes, and hard waxy resins, organic synthesis.
Uses
Hydroquinone bis(2-hydroxyethyl) ether is used to produce 1,4-bis-(2-bromo-ethoxy)-benzene.
Synthesis Reference(s)
Tetrahedron Letters, 29, p. 163, 1988 DOI: 10.1016/S0040-4039(00)80042-8
Flammability and Explosibility
Non flammable
References
[1] Mei-Fei Wang. “Separation and Identification of Relative Substances in Polyurethane Chain Extender Hydroquinone Bis(2-hydroxyethyl) Ether by High Performance Liquid Chromatography with Photodiode Array Detection and Electrospray Ionization Mass Spectrometry.” Industrial Engineering Chemistry Research 48 5 (2009): 2487–2492.
[2] Long Gu. “Synthesis and characterization of poly(butylene terephthalates) modified by hydroquinone bis(2-hydroxyethyl)ether.” Journal of Macromolecular Science, Part A 18 1 (2019): 871–876.
Hydroquinone bis(2-hydroxyethyl)ether Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Hydroquinone bis(2-hydroxyethyl)ether manufacturers
- Product
- Hydroquinone bis(2-hydroxyethyl)ether 104-38-1
- Price
- US $10.00/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- 20ton
- Release date
- 2024-05-06
- Product
- Hydroquinone bis(2-hydroxyethyl)ether 104-38-1
- Price
- US $30.00-10.00/KG
- Min. Order
- 50KG
- Purity
- 99%
- Supply Ability
- 500000kg
- Release date
- 2024-10-25
- Product
- Hydroquinone bis(2-hydroxyethyl)ether 104-38-1
- Price
- US $0.00/kg
- Min. Order
- 1kg
- Purity
- 0.99
- Supply Ability
- 20tons
- Release date
- 2023-10-09