Nadic anhydride information

Nadic anhydride
endo	exo
Names
	Systematic IUPAC name 24-oxatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione
	Other names 5-Norbornene-2,3-dicarboxylic anhydride; Nadic acid anhydride; Himic anhydride (exo); Carbic anhydride (endo)
Identifiers
CAS Number	826-62-0 ; 2746-19-2 (exo) ; 129-64-6 (endo) ;
3D model (JSmol)	Interactive image;
ChemSpider	12668 ;
ECHA InfoCard	100.011.416
EC Number	212-557-9;
PubChem CID	13223;
CompTox Dashboard (EPA)	DTXSID0047456 ;
	InChI InChI=1S/C9H8O3/c10-8-6-4-1-2-5(3-4)7(6)9(11)12-8/h1-2,4-7H,3H2 Key: KNDQHSIWLOJIGP-UHFFFAOYSA-N ; InChI=1S/C9H8O3/c10-8-6-4-1-2-5(3-4)7(6)9(11)12-8/h1-2,4-7H,3H2 Key: KNDQHSIWLOJIGP-UHFFFAOYSA-N;
	SMILES C1C2C=CC1C3C2C(=O)OC3=O;
Properties
Chemical formula	C9H8O3
Molar mass	164.160 g·mol−1
Appearance	white solid
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Nadic anhydride, also known as 5-norbornene-2,3-dicarboxylic anhydride, is an organic acid anhydride derivative of norbornene.

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