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762-21-0

762-21-0 Structure

762-21-0 Structure
IdentificationMore
【Name】

Diethyl acetylenedicarboxylate
【CAS】

762-21-0
【Synonyms】

2-butynedioic acid diethyl ester
ACETYLENEDICARBOXYLIC ACID DIETHYL ESTER
DIETHYL ACETYLENEDICARBOXYLATE
DIETHYL BUTYNEDIOATE
Bis-(Ethoxycarbonyl)acetylene
Diethyl 2-butynedioate
butynedioic acid diethyl ester
but-2-ynedioic acid diethyl ester
YL2-BUTYNEDIOATE
Diethyl but-2-yne-1,4-dioate
Bis(carboethoxy)acetylene
Diethyl acetylenedicarboxylic acid
【EINECS(EC#)】

212-095-8
【Molecular Formula】

C8H10O4
【MDL Number】

MFCD00009186
【Molecular Weight】

170.16
【MOL File】

762-21-0.mol
Chemical PropertiesBack Directory
【Appearance】

CLEAR LIGHT YELLOW LIQUID
【mp 】

1-3 °C
【bp 】

107-110 °C11 mm Hg(lit.)
【density 】

1.063 g/mL at 25 °C(lit.)
【refractive index 】

n20/D 1.443(lit.)
【Fp 】

202 °F
【storage temp. 】

0-6°C
【BRN 】

743166
【CAS DataBase Reference】

762-21-0(CAS DataBase Reference)
【NIST Chemistry Reference】

Diethylacetylene dicarboxylate(762-21-0)
Safety DataBack Directory
【Hazard Codes 】

C
【Risk Statements 】

R34:Causes burns.
【Safety Statements 】

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S25:Avoid contact with eyes .
【RIDADR 】

UN 3265 8/PG 2
【WGK Germany 】

3
【F 】

8-10
【HazardClass 】

8
【PackingGroup 】

III
【HS Code 】

29171990
Material Safety Data Sheet(MSDS)Back Directory
【msds information】

2-Butynedioic acid diethyl ester(762-21-0).msds
Well-known Reagent Company Product InformationBack Directory
【Acros Organics】

Diethyl acetylenedicarboxylate, 97%(762-21-0)
【Alfa Aesar】

Diethyl acetylenedicarboxylate, 96%(762-21-0)
【Sigma Aldrich】

762-21-0(sigmaaldrich)
【TCI AMERICA】

Diethyl Acetylenedicarboxylate,>95.0%(GC)(762-21-0)
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