Nadic anhydride

纳迪克酸酐

Also known as: Himic anhydride, 5-Norbornene-2,3-dicarboxylic anhydride, endo-cis-5-Norbornene-2,3-dicarboxylic anhydride, 3,6-Endomethylene-1,2,3,6-tetrahydrophthalic anhydride, bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, carbic anhydride, 3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione

Nadic anhydride (CAS 826-62-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8O3 and a molecular weight of 164.158 g/mol. It is also known as Himic anhydride, 5-Norbornene-2,3-dicarboxylic anhydride and endo-cis-5-Norbornene-2,3-dicarboxylic anhydride. Key properties include a melting point of 158-164ºC, a boiling point of 331.1±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 163.8±25.1 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
826-62-0
Jingsj CID
J-951738-3
Molecular Formula
C9H8O3
Chinese Name
纳迪克酸酐
Molecular Weight
164.158 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point158-164ºC
Boiling Point331.1±42.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point163.8±25.1 °C

GHS Safety & Compliance

Corrosion / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Nadic anhydride?

The CAS number of Nadic anhydride is 826-62-0.

What are the molecular formula and molecular weight of Nadic anhydride?

Nadic anhydride has molecular formula C9H8O3 and molecular weight 164.158 g/mol.

Is Nadic anhydride hazardous?

Nadic anhydride has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Nadic anhydride (CAS 826-62-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-951738-3 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.