22504-50-3

Basic information

• Product Name: ETHYLENE GLYCOL BIS(3-MERCAPTOPROPIONATE)
• Synonyms: ethylene bis(3-mercaptopropionate);Bis(3-mercaptopropionic acid)1,2-ethanediyl ester;Propanoic acid, 3-mercapto-, 1,2-ethanediyl ester;1,2-Ethanediyl 3'-mercaptopropanoate;1,2-Ethanediyl 3'-mercaptopropionate;Einecs 245-044-3;Propanoic acid, 3-mercapto-, 1,1'-(1,2-ethanediyl) ester;Propionic acid, 3-mercapto-, ethylene ester
• CAS NO: 22504-50-3
• Molecular Formula: C8H14O4S2
• Molecular Weight: 238.32
• EINECS: 245-044-3
• Mol File: 22504-50-3.mol
• Article Data: 0

Chemical Properties

• Melting Point: 148 °C
• Boiling Point: 358.7 °C at 760 mmHg
• Flash Point: 255°C(lit.)
• Appearance: /
• Density: 1.218 g/cm³
• Vapor Pressure: 2.51E-05mmHg at 25°C
• Refractive Index: 1.5050 to 1.5090
• PKA: 9.30±0.10(Predicted)
• Water Solubility: 3.5g/L at 21℃
• CAS DataBase Reference: ETHYLENE GLYCOL BIS(3-MERCAPTOPROPIONATE)(CAS DataBase Reference)
• NIST Chemistry Reference: ETHYLENE GLYCOL BIS(3-MERCAPTOPROPIONATE)(22504-50-3)
• EPA Substance Registry System: ETHYLENE GLYCOL BIS(3-MERCAPTOPROPIONATE)(22504-50-3)

Safety Data

• Hazardous Substances Data: 22504-50-3(Hazardous Substances Data)

Usage

Chemical Properties

Liquid. Insoluble in water and hexane; soluble in alcohol, acetone, and benzene. Combustible.

Uses

Different sources of media describe the Uses of 22504-50-3 differently. You can refer to the following data:
1. Ethylene Glycol Bis(3-mercaptopropionate) is used in the design of processable shape memory polymer system for biomedical applications
2. Cross-linking agent for polymers, especially epoxy resins; chemical intermediate.

Flammability and Explosibility

Notclassified

InChI:InChI=1/C8H14O4S2/c9-7(1-5-13)11-3-4-12-8(10)2-6-14/h13-14H,1-6H2

Synthetic route

ethylene glycol di(3-mercaptopropionate) (22504-50-3) + methacrylic acid methyl ester (80-62-6) → dimethyl 3,3’-(((ethane-1,2-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(sulfanediyl))bis(2-methylpropanoate)

Conditions	Yield
With triethylamine In tetrahydrofuran at 20℃; for 72h;	77%

ethylene glycol di(3-mercaptopropionate) (22504-50-3) + propargyl acrylate (10477-47-1) → C20H26O8S2 (1224867-83-7)

Conditions	Yield
for 1h;

ethylene glycol di(3-mercaptopropionate) (22504-50-3) + propargyl acrylate (10477-47-1) → C33H44O12S3 (1224867-84-8)

Conditions	Yield
for 1h;