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| CAS No.: | 5274-68-0 |
|---|---|
| Name: | Tetraethyleneglycol monododecyl ether |
| Article Data: | 17 |
| Molecular Structure: | |
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|
|
| Formula: | C20H42O5 |
| Molecular Weight: | 362.55 |
| Synonyms: | Dodecyl tetraethylene glycolether;Ethanol, 2-[2-[2-[2-(dodecyloxy)ethoxy]ethoxy]ethoxy]-;Tetraethylene glycol dodecyl ether;Tetraoxyethylene glycol dodecyl ether;n-Dodecyl tetraethylene glycolether; |
| EINECS: | 226-097-1 |
| Density: | 0.95 g/cm3 |
| Melting Point: | 14°C |
| Boiling Point: | 450.3 °C at 760 mmHg |
| Flash Point: | 226.1 °C |
| Appearance: | white solid or colourless liquid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| Transport Information: | UN 3082 9/PG 3 |
| PSA: | 57.15000 |
| LogP: | 3.96600 |
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| Conditions | Yield |
|---|---|
| Stage #1: 1-dodecyl alcohol With sodium hydride In tetrahydrofuran; mineral oil for 0.5h; Inert atmosphere; Stage #2: 1,3,6,9,12-pentaoxa-2-thiacyclotetradecane 2,2-dioxide In tetrahydrofuran; water; mineral oil pH=2; Inert atmosphere; Stage #3: With sulfuric acid In tetrahydrofuran; water; mineral oil at 80℃; for 2h; Inert atmosphere; | 86% |
| Conditions | Yield |
|---|---|
| With sodium hydride In dimethyl sulfoxide at 90℃; Substitution; | 57% |
| With sodium hydride In dimethyl sulfoxide at 90℃; Dehydrobromination; overnight; under nitrogen; | 57% |
| With sodium | |
| With sodium hydroxide In water | |
| With sodium hydroxide at 90 - 100℃; for 24h; Temperature; Inert atmosphere; |
- 75-21-8
oxirane
- 3055-94-5
2-[2-(2-Dodecyloxy-ethoxy)-ethoxy]-ethanol
- 5274-68-0
tetraethylene glycol monododecyl ether
| Conditions | Yield |
|---|---|
| With borontrifluoride acetic acid |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: boron fluorid-acetic acid adduct 2: boron fluorid-acetic acid adduct 3: boron fluorid-acetic acid adduct 4: boron fluorid-acetic acid adduct View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: boron fluorid-acetic acid adduct 2: boron fluorid-acetic acid adduct 3: boron fluorid-acetic acid adduct View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: boron fluorid-acetic acid adduct 2: boron fluorid-acetic acid adduct View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1.1: triethylamine; dmap; thionyl chloride / dichloromethane / 0 - 25 °C 2.1: sodium hydride / mineral oil; tetrahydrofuran / 0.5 h / Inert atmosphere 2.2: pH 2 / Inert atmosphere 2.3: 2 h / 80 °C / Inert atmosphere View Scheme |
| Conditions | Yield |
|---|---|
| In neat (no solvent) at 130℃; for 3h; | 100% |
| With pyridine In dichloromethane at 20℃; for 18h; | 95% |
| With pyridine at 20℃; for 18h; | 95% |
- 5274-68-0
tetraethylene glycol monododecyl ether
- 92600-11-8
1-Chloro-2-Methylpropyl Chloroformate
- 1421487-05-9
MR24
| Conditions | Yield |
|---|---|
| With pyridine In dichloromethane at 20℃; for 18h; Inert atmosphere; | 96% |
| With pyridine In dichloromethane at 20℃; for 18h; Inert atmosphere; | 2.58 g |
- 5274-68-0
tetraethylene glycol monododecyl ether
- 22128-62-7
carbonochloridic acid, chloromethyl ester
- 1421487-03-7
MR17
| Conditions | Yield |
|---|---|
| With pyridine In dichloromethane at 20℃; for 18h; Inert atmosphere; | 92% |
| With pyridine In dichloromethane at 20℃; for 18h; Inert atmosphere; | 2.26 g |
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Specification
The IUPAC name of 3,6,9,12-Tetraoxatetracosan-1-ol is 2-[2-[2-(2-dodecoxyethoxy)ethoxy]ethoxy]ethanol. With the CAS registry number 5274-68-0, it is also named as Dodecyltetraethylene glycol monoether. The product's categories are Ether Type (Surfactants); Ethylene Glycols & Monofunctional Ethylene Glycols; Functional Materials; Monofunctional Ethylene Glycols; Nonionic Surfactants; Surfactants. Besides, it is white solid or colourless liquid, which should be sealed in dark, cool and dry place at 2-8 °C. It is used as an emulsifier. In addition, its molecular formula is C20H42O5 and molecular weight is 362.54.
The other characteristics of 3,6,9,12-Tetraoxatetracosan-1-ol can be summarized as: (1)EINECS: 226-097-1; (2)ACD/LogP: 3.97; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): 3.97; (5)ACD/LogD (pH 7.4): 3.97; (6)ACD/BCF (pH 5.5): 615.87; (7)ACD/BCF (pH 7.4): 615.87; (8)ACD/KOC (pH 5.5): 3453.96; (9)ACD/KOC (pH 7.4): 3453.96; (10)#H bond acceptors: 5; (11)#H bond donors: 1; (12)#Freely Rotating Bonds: 23; (13)Polar Surface Area: 46.15 Å2; (14)Index of Refraction: 1.453; (15)Molar Refractivity: 103.22 cm3; (16)Molar Volume: 381.6 cm3; (17)Polarizability: 40.92×10-24cm3; (18)Surface Tension: 34.2 dyne/cm; (19)Density: 0.949 g/cm3; (20)Flash Point: 226.1 °C; (21)Enthalpy of Vaporization: 81.82 kJ/mol; (22)Boiling Point: 450.3 °C at 760 mmHg; (23)Vapour Pressure: 5.31E-10 mmHg at 25 °C.
When you are using this chemical, please be cautious about it as the following: it is irritating to eyes, respiratory system and skin. In case of contact with eyes, please rinse immediately with plenty of water and seek medical advice. And you should wear suitable protective clothing.
People can use the following data to convert to the molecule structure.
(1)Canonical SMILES: CCCCCCCCCCCCOCCOCCOCCOCCO
(2)InChI: InChI=1S/C20H42O5/c1-2-3-4-5-6-7-8-9-10-11-13-22-15-17-24-19-20-25-18-16-23-14-12-21/h21H,2-20H2,1H3
(3)InChIKey: WPMWEFXCIYCJSA-UHFFFAOYSA-N