Products Description
The substance corresponding to CAS No. 129 - 64 - 6 is Nadic Anhydride, also called Carbic anhydride, etc., with a molecular formula of C9H8O3 and a molecular weight of 164.16.
Nadic Anhydride is a white columnar crystal with a density of 1.417 (20°C), a melting point of 164 - 167°C, a boiling point of 251.61°C, a refractive index of 1.4365. It is soluble in benzene, toluene, acetone, carbon tetrachloride, chloroform, ethanol, and ethyl acetate, slightly soluble in petroleum ether, and decomposes in water.


Basic Info
| Product Name | Carbic anhydride | CAS No. | 129-64-6 |
| Molecular Formula | C9H8O3 | Molecular Weight | 164.16 |
| EINECS No. | 204-957-7 | Melting point | 165-167 °C(lit.) |
| Boiling point | 251.61°C (rough estimate) | Density | 1.08 |
| Appearance | White powder | Purity | 99% |
synthetic methods
Nadic Anhydride is hygroscopic and irritating to the skin and mucous membranes.
Inhalation and skin contact may cause sensitization and serious damage to the eyes.
The packaging level is I, II, III; the dangerous goods transport code is UN 1325.
The hazard category code is R41, R42/43; the safety instructions are S22, S24, S26, S37/39.
The dangerous goods symbol is Xn.

Uses
As a Resin Modifier:Nadic Anhydride is used as a modifier for alkyd resins, urea-formaldehyde resins, melamine resins, etc.
As a Curing Agent:Nadic Anhydride is mainly used as a curing agent for epoxy resins, and it is suitable for casting, lamination, powder molding, etc. The cured product has excellent weather resistance, heat resistance, and electrical properties.
As a Raw Material:Nadic Anhydride is a raw material for polyester resin, alkyd resin, plasticizers, stabilizers, pesticide, etc.
Company Profile
Gneechem, located in Henan Province, China, is part of the GNEE Group, with 22 years of experience in foreign trade, specializing in providing high-quality chemical raw materials and professional trading services to customers around the world. We supply basic chemical raw materials, fine chemicals and specialty chemicals for a wide range of industries.We are ISO9001 certified and have been recognized by a number of authoritative qualifications at home and abroad, making us a trusted partner of our customers.




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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