Diethyl acetylenedicarboxylate

ALDRICH/159441 - 95%

Synonym: Diethyl 2-butynedioate

CAS Number: 762-21-0
Empirical Formula (Hill Notation): C₈H₁₀O₄
Molecular Weight: 170.16
EC Number: 212-095-8
MDL Number: MFCD00009186
Linear Formula: C₂H₅OCOC≡CCOOC₂H₅
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-159441-5G	5 g	$49.30 1/EA		Add To Favorites
45-159441-25G	25 g	$151.00 1/EA		Add To Favorites
45-159441-100G	100 g	$471.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	95%
bp	107-110 °C/11 mmHg (lit.)
density	1.063 g/mL at 25 °C (lit.)
form	liquid
InChI	1S/C8H10O4/c1-3-11-7(9)5-6-8(10)12-4-2/h3-4H2,1-2H3
InChI key	STRNXFOUBFLVIN-UHFFFAOYSA-N
Quality Level	100
refractive index	n20/D 1.443 (lit.)
SMILES string	CCOC(=O)C#CC(=O)OCC
storage temp.	2-8°C

Application:	Diethyl acetylenedicarboxylate was used in the synthesis of: • 3,4,5-trisubstituted 2(5H)-furanone derivatives • highly functionalized thiazolidinone derivatives • novel cyclic peroxide glucosides • 4,11-dimesitylbisanthene, soluble bisanthene derivative, via Diels-Alder reaction
General description:	Diethyl acetylenedicarboxylate is a protein cross-linker. Diethyl acetylenedicarboxylate is used as a Michael acceptor for O-vinyl oximes synthesis, and is used in the nucleophilic addition reaction.
Packaging:	5, 25, 100 g in glass bottle

Symbol	GHS05
Signal word	Danger
Hazard statements	H314
Precautionary statements	P280 - P305 + P351 + P338 - P310
Hazard Codes	C
Risk Statements	34
Safety Statements	26-36/37/39-45
RIDADR	UN 3265 8 / PGII
WGK Germany	WGK 3
Flash Point(F)	201.2 °F - closed cup
Flash Point(C)	94 °C - closed cup

Purity	95%
bp	107-110 °C/11 mmHg (lit.)
Density	1.063 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.443 (lit.)
Storage Temp.	2-8°C
UNSPSC	12352100

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