Products Description
Ethylene Thiourea (CAS No. 96-45-7), also known as Ethylenethiourea or 2-Imidazolidinethione, is a chemical compound with the molecular formula C₃H₆N₂S and a molecular weight of 102.158 g/mol.
Ethylene Thiourea appears as a white crystalline powder with a density of 1.3±0.1 g/cm³. The compound has a melting point range of 196–200°C, a boiling point of 148.3±23.0°C at 760 mmHg, and a flash point of 43.5±22.6°C. Its refractive index is 1.626. Ethylene Thiourea exhibits limited solubility in water (19 g/L at 20°C) but dissolves readily in ethanol, ethylene glycol, and pyridine. It is insoluble in non-polar solvents such as ether, benzene, chloroform, and petroleum ether.


Basic Info
| Product Name | Rubber Accelerator Ethylene Thiourea Purity 99% |
| CAS | 96-45-7 |
| MF | C3H6N2S |
| MW | 102.16 |
| EINECS | 202-506-9 |
| Mol File | 96-45-7.mol |
| Melting point | 196-200 °C(lit.) |
| density | 1.41~1.45 |
| vapor pressure | <1 hPa (25 °C) |
| refractive index | 1.5500 (estimate) |
| Fp | 252 °C |
Uses
Rubber Industry
Ethylene Thiourea serves as an imidazoline-based vulcanization accelerator for various synthetic rubbers, including chloroprene, chlorohydrin, chlorosulfonated polyethylene, and polyacrylate rubbers. It is particularly valued as a safety accelerator in non-vulcanizing systems for chloroprene rubber, typically used in combination with zinc oxide and magnesium oxide. Common applications include industrial rubber products.
Electroplating Sector
It functions as a copper plating brightener, often used synergistically with additives like copper plating brightener M to enhance surface quality and uniformity.
Other Uses
The compound acts as an intermediate in fine chemical synthesis, contributing to the production of antioxidants, pesticides, fungicides, dyes, pharmaceuticals, and synthetic resins.
Safety Information
Acute toxicity: The oral LD₅₀ of rats is 1832mg/kg, the oral LD₅₀ of mice is 3g/kg, and the intraperitoneal injection LD₅₀ of mice is 200mg/kg.
Other toxicity: It is eye irritating and may cause damage to fertility or the fetus.

Company Profile
Gnee Chem is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our products are widely exported to many countries, such as the United States, Russia, Canada, Australia, Europe, etc., and we provide customers with fast shipping services. We hope to establish long-term and mutually beneficial cooperation with more friends in the future, and provide the best products and services for our customers.
Contact Us
Tel: +86-372-5055135
Mob: +86-13673325456
Email: sales@gneebio.com




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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