Products Description
Neopentyl glycol diglycidyl ether, also known as 2,2'-[(2,2 - Dimethyl - 1,3 - propanediyl)bis(oxymethylene)]dioxirane, has an EINECS number of 241 - 536 - 7, an RTECS number of TX3760000, a molecular formula of C₁₁H₂₀O₄, and a molecular weight of 216.274.
Neopentyl glycol diglycidyl ether appears as a colorless transparent liquid or a slightly yellow transparent liquid. It has a density of 1.04 g/mL at 25°C, a boiling point of 103 - 107°C at 1 mmHg, a vapor density greater than 1 (compared to air), a refractive index of 1.457, a flash point greater than 230°F, and a water solubility of 0.5 - 1.0 g/100 mL at 20.5°C.

![CAS 17557-23-2 | 2,2'-[(2,2-Dimethyl-1,3-propanediyl)bis(oxymethylene)]dioxirane CAS 17557-23-2 | 2,2'-[(2,2-Dimethyl-1,3-propanediyl)bis(oxymethylene)]dioxirane](/uploads/40900/products/p20250217103825d4d1b.jpg?size=750x0)
Basic Info
| Chemical Name | Neopentyl glycol diglycidyl ether |
| Molecular Formula | C11H20O4 |
| Molecular Weight | 216.27 |
| EINECS | 241-536-7 |
| CAS | 17557-23-2 |
| Trademark | Senfeida |
| Appearance | Liquid |
| Color | Colorless |
| Viscosity | 10≤25 ºC (mPa. s) ≤ 25 |
| Purity | 99% |
Safety Information
Acute toxicity: oral LD50 in rats is 4500mg/kg.
Long-term toxicity: mouse percutaneous TDLo is 9393mg/kg/2Y-I, which can cause skin tumors.
Mutagenicity: In the microbial mutation test, 1mg/plate has a mutagenic effect in Salmonella typhimurium.

Uses
As an active diluent for epoxy resin: Neopentyl glycol diglycidyl ether can reduce the reactivity of epoxy resin and curing agent under the same temperature conditions, improve processing performance, facilitate large-area construction, and be convenient for casting, pouring, bonding, sealing, impregnation, etc.
As a cross-linking agent: In the curing process of epoxy resin, neopentyl glycol diglycidyl ether can be used as a cross-linking agent, undergoing a ring-opening reaction with the epoxy group to form a cross-linked network structure, thereby improving the mechanical strength, heat resistance and chemical stability of the resin.
For the synthesis of silicone polymers: It can be used as a raw material to participate in the synthesis of silicone polymers, giving the product specific properties, such as better flexibility and weather resistance.
For the preparation of plasticizers and rubber plasticizers: It is an important raw material for the production of plasticizers and rubber plasticizers, and can improve the flexibility and processing performance of plastics and rubbers.
For the preparation of intermediates for surfactants, inks and lubricants: It plays an important role in the production of surfactants, inks and lubricants, and helps to improve the quality and performance of products.
Used as a chlorinated paraffin stabilizer: it can improve the stability of chlorinated paraffin and prevent it from decomposing during storage and use.
Company Profile
Gneebio is a professional chemical raw material manufacturer and global distributor. Our company is located in Henan Province, China. We have multiple partner chemical factories in Henan, covering an area of 3,600 square meters, providing customers with a one-stop chemical procurement service, including mixing, repackaging, storage, and distribution.
Our hot-selling products include aromatic hydrocarbons (Naphtha (petroleum), Benzene, Toluene, o-Xylene, Styrene, Cyclohexane, Cyclohexanone, Epsilon-Caprolactam, 2-Anilinoethanol, etc.), alcohols (Ethylene Glycol, 1-Butanol, 2-Methyl-1-Propanol, Ethyl Alcohol, etc.), phenols and ketones (Phenol, Propafenone, Bisphenol A, Phenyl Methacrylate, Methyl Isobutyl Ketone, Phenolic Resin, etc.), and petrochemicals. 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.
Please contact us if you need any.


![2,2'-[(2,2-Dimethyl-1,3-propanediyl)bis(oxymethylene)]dioxirane 2,2'-[(2,2-Dimethyl-1,3-propanediyl)bis(oxymethylene)]dioxirane](/uploads/40900/products/p20250217091057978e4.jpg?size=800x0)

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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![Transparent Liquid 2,2'-[(2,2-Dimethyl-1,3-propanediyl)bis(oxymethylene)]dioxirane For Plastics & Rubber, CAS 17557-23-2](/uploads/40900/transparent-liquid-neopentane-glycole4375.jpg)



