1,3-Bis[3-(triethoxysilyl)propyl]thiourea

1,3-Bis[3-(triethoxysilyl)propyl]thiourea - Names and Identifiers

Name	1,3-Bis[3-(triethoxysilyl)propyl]thiourea
Synonyms	1,3-bis(3-triethoxysilylpropyl)thiourea N,N'-bis(3-triethoxysilylpropyl)thiourea 1,3-Bis[3-(triethoxysilyl)propyl]thiourea thiourea, N,N'-bis[3-(triethoxysilyl)propyl]- Thiourea, N,N'-bis[3-(triethoxysilyl)propyl]-
CAS	69952-89-2
InChI	InChI=1/C19H44N2O6SSi2/c1-7-22-29(23-8-2,24-9-3)17-13-15-20-19(28)21-16-14-18-30(25-10-4,26-11-5)27-12-6/h7-18H2,1-6H3,(H2,20,21,28)

1,3-Bis[3-(triethoxysilyl)propyl]thiourea - Physico-chemical Properties

Molecular Formula	C19H44N2O6SSi2
Molar Mass	484.8
Density	1.021g/cm³
Boling Point	463.5°C at 760 mmHg
Flash Point	>110°C (>230°F)
Vapor Presure	9.06E-09mmHg at 25°C
Specific Gravity	1.047
Sensitive	7: reacts slowly with moisture/water
Refractive Index	1.4696

1,3-Bis[3-(triethoxysilyl)propyl]thiourea - Risk and Safety

TSCA

1,3-Bis[3-(triethoxysilyl)propyl]thiourea - Introduction

1,3-Bis[3-(triethoxysilyl)propyl]thiourea is an organic sulfur compound with the chemical formula C15H36N4OSi2. The following describes its nature, use, formulation and safety information:

Nature:
1,3-Bis[3-(triethoxysilyl)propyl]thiourea is a colorless or pale yellow liquid with a strong pungent odor. It has excellent thermal stability and weather resistance, and is soluble in a variety of organic solvents at room temperature. It is a highly reactive sulfur compound with a variety of functional groups that can form strong sulfur bonds.

Use:
1,3-Bis[3-(triethoxysilyl)propyl]thiourea is mainly used for the preparation of modified organic polymers. It can be used as a vulcanizing agent to improve the properties of elastomers. It can also be used as a crosslinking agent to increase the adhesion and abrasion resistance of coatings and adhesives. In addition, because of its good acid and alkali resistance and hydrolysis resistance, it can also be used to prepare coatings and waterproofing agents with high waterproof and weather resistance.

Preparation Method:
The synthesis of 1,3-Bis[3-(triethoxysilyl)propyl]thiourea can be carried out by the following steps:
1.3-triethoxysilylamine is reacted with ethyl isothiocyanate in an appropriate solvent.
2. the reaction product was purified by distillation to obtain the final product 1,3-Bis[3-(triethoxysilyl)propyl]thiourea.

Safety Information:
1,3-Bis[3-(triethoxysilyl)propyl]thiourea need to pay attention to its pungent odor during use and operation. Please ensure that the operation is carried out in a well-ventilated place. When in contact with the skin or eyes, should immediately rinse with water, and timely medical treatment. During storage and transportation, it is necessary to avoid contact with strong oxidants such as acids and alkalis and combustibles. At the same time, it should be kept away from fire and high temperature.

Last Update：2024-04-10 22:29:15