Einecs 240-163-7 - Names and Identifiers
| Name | 2,5,8,11,14-pentaoxahexadecan-16-oic acid
|
| Synonyms | m-PEG5-CH3COOH
Einecs 240-163-7
mPEG4-acetic acid
Methyl-PEG4-CH2COOH
3,6,9,12,15-Pentaoxahexadecanoic acid
2,5,8,11,14-Pentaoxahexadecan-16-sure
2,5,8,11,14-pentaoxahexadecan-16-oic acid
|
| CAS | 16024-66-1
|
| EINECS | 240-163-7 |
Einecs 240-163-7 - Physico-chemical Properties
| Molecular Formula | C11H22O7
|
| Molar Mass | 266.29 |
| Density | 1.125±0.06 g/cm3(Predicted) |
| Boling Point | 379.6±32.0 °C(Predicted) |
| pKa | 3.39±0.10(Predicted) |
Einecs 240-163-7 - Upstream Downstream Industry
Einecs 240-163-7 - Introduction
2,5,8,11,14-pentaoxahexadecan-16-oic acid is also known as 2,5,8,11,14-pentaoxahexadecan-16-oic acid (2,5,8,11,14-pentaoxahexadecan-16-oic acid). Here is some basic information about the substance:
Nature:
-chemical formula: C16H30O10
-Molecular weight: 382.41g/mol
-Appearance: Colorless to slightly yellow powder
-Melting point: About 118-120 ° C
-Solubility: Soluble in anhydrous ethanol and dimethyl sulfoxide, insoluble in water
Use:
2,5,8,11,14-pentaoxahexadecan-16-oic acid has a wide range of applications in the chemical and biological fields, including but not limited to the following uses:
-Surfactant: can be used as surfactant, emulsifier and dispersant.
-Drug delivery system: It can be used to prepare nano-drug delivery systems to help drugs be delivered more effectively in the body.
-Polymer control agent: It can be used as a stabilizer and control agent in polymer chemical reactions.
-Preservative: It can be used for the preparation of antiseptic and antibacterial agents.
Method:
The preparation of 2,5,8,11,14-pentaoxahexadecan-16-oic acid usually involves the following steps:
1. Tetra-polyethylene glycol reacts with sodium bicarbonate to generate methyl tetra-polyethylene glycol ether.
2. Methyl tetraethylene glycol ether reacts with chloroacetic acid to generate 2,5,8,11,14-pentaoxahexadecan-16-oic acid.
Safety Information:
2,5,8,11,14-pentaoxahexadecan-16-oic acid is relatively stable under normal use conditions, but it is still necessary to pay attention to the following safety matters:
-Avoid contact with skin, eyes and mucous membranes. In case of contact, rinse immediately with plenty of water and seek medical help.
-Adequate personal protective measures should be taken during use, such as wearing protective gloves, goggles and protective clothing.
-It is not advisable to inhale the dust of this substance, and good ventilation should be maintained. In case of inhalation, immediately move to fresh air.
-Waste disposal shall comply with local regulatory requirements.
Last Update：2024-04-09 15:18:02