Synonym(s): Dimethyl 2-butynedioate
Formula: CH3OCOC≡CCO2CH3
Formula Weight: 142.11
CAS No.: 762-42-5
UN Number: UN3265
Purity: 99%
Density: 1.156g/mLat 25°C(lit.)
Application: Versatile dienophile used in Diels-Alder reactions.1,2,
Packaging: 5, 25 g in glass bottle
Beilstein Registry Number: 607063
EC No.: 212-098-4
Boiling Point: 95-98°C/19mmHg(lit.)
Refractive Index: n20/D 1.447(lit.)
Empirical Formula (Hill Notation): C8H8O2