双环戊二烯二环氧化合物

Description

Dicyclopentadiene diepoxide · CAS 81-21-0 · C10H12O2. UNII 4UQK50194R. Melting Point: 180-184 °C; Solubility: 1.4% IN WATER; Solubility: 18.6% IN METHANOL.

Identification

CAS Registry Number	81-21-0
PubChem CID	6673
Molecular formula	C10H12O2
IUPAC name	4,10-dioxapentacyclo[6.3.1.02,7.03,5.09,11]dodecane
UNII (FDA)	4UQK50194R

Computed Descriptors

Molecular Weight	164.20
XLogP3	0.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	164.083729621
Monoisotopic Mass	164.083729621
Topological Polar Surface Area	25.1
Heavy Atom Count	12
Formal Charge	0

Physical & Chemical Properties

Melting Point	180-184 °C
Solubility	1.4% IN WATER
Solubility	18.6% IN METHANOL
Solubility	44.7% IN ACETONE
Solubility	18.7% IN ETHER
Density	1.331 @ 25 °C
Vapor Density	4.77 @ 25 °C (AIR= 1)
Other Experimental Properties	SUBLIMES @ 120-135 °C @ 10 MM HG

Physical description & handling notes

• White solid; [Hawley] Cream to pale brown solid; [MSDSonline]
• WHITE CRYSTALLINE POWDER
• MILD TERPENE LIKE ODOR MAY BE MASKED BY MORE POWERFUL & DISTINCTIVE HYDROCARBON ODOR OF DICYCLOPENTADIENE.
• SOL IN BENZENE

GHS Hazard Classification

Reported hazard statements	H301 (100%), H319 (91.3%)

Documented Uses

• Used as an intermediate for epoxy resins, plasticizers, and protective coatings; as a rubber additive; and for high temperature and high performance adhesives; [HSDB]
• Working with Glues and Adhesives [Category: Other]
• INTERMEDIATE FOR EPOXY RESINS, PLASTICIZERS, PROTECTIVE COATINGS
• RUBBER ADDITIVE, EG, FOR CRACK PREVENTION & ADHESION
• For high temp & high performance system, adhesives
• PROBABLY BY DIELS-ALDER CONDENSATION OF CYCLOPENTADIENE FOLLOWED BY EPOXIDATION.

Synonyms

Dicyclopentadiene diepoxide; DICYCLOPENTADIENE DIOXIDE; HSDB 5240; Dicyclopentadiene dioxide (VAN); DTXSID4020452; EINECS 201-334-1; 1,2:5,6-Diepoxyhexahydro-4,7-methanoindan; AI3-26046; 2,4-Methano-2H-indeno(1,2-b:5,6-b')bisoxirene, octahydro-; 2,4-Methano-2H-indeno[1,2-b:5,6-b']bisoxirene, octahydro-; Dicyclopentadiene dioxide, 70% exo isomers, 30% endo isomers; DTXCID00452; NSC-24262; NSC-30544; NSC-34460; NSC-54738

Frequently Asked Questions

What are the CAS number and molecular formula of Dicyclopentadiene diepoxide?

CAS 81-21-0; molecular formula C10H12O2; molecular weight — g/mol.

What other names is Dicyclopentadiene diepoxide known by?

Dicyclopentadiene diepoxide, DICYCLOPENTADIENE DIOXIDE, HSDB 5240, Dicyclopentadiene dioxide (VAN), DTXSID4020452, EINECS 201-334-1.

Is Dicyclopentadiene diepoxide classified as hazardous?

Hazard statements reported: H301, H319.

What are the key physical properties of Dicyclopentadiene diepoxide?

Melting Point: 180-184 °C; Solubility: 1.4% IN WATER; Solubility: 18.6% IN METHANOL; Solubility: 44.7% IN ACETONE.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.