| Identification | More | [Name]
Dimethyl acetylenedicarboxylate | [CAS]
762-42-5 | [Synonyms]
ACETYLENEDICARBOXYLIC ACID DIMETHYL ESTER
DIMETHYL ACETYLENEDICARBOXYLATE
DIMETHYL BUT-2-YNDIOATE
DMAD
1,2-Bis(methoxycarbonyl)acetylene
1,2-Bis(methoxycarbonyl)ethyne
2-butynedioicacid,dimethylester
Bis(carbomethoxy)acetylene
Bis(methoxycarbonyl)acetylene
But-2-ynedioic acid dimethyl ester
but-2-ynedioicaciddimethylester
Butynedioic acid dimethyl ester
Di(carbomethoxy)acetylene
Dimethyl 1,2-acetylenedicarboxylate
Dimethyl acetylenedicarboxylic acid
Dimethyl butyne-1,4-dioate
Dimethyl butynedioate
Dimethyl ethynedicarboxylate
dimethylacetylenedicarboxylicacid
dimethylethynedicarboxylate | [EINECS(EC#)]
212-098-4 | [Molecular Formula]
C6H6O4 | [MDL Number]
MFCD00008456 | [Molecular Weight]
142.11 | [MOL File]
762-42-5.mol |
| Chemical Properties | Back Directory | [Appearance]
clear colorless to light yellow liquid | [Melting point ]
-18 °C
| [Boiling point ]
95-98 °C/19 mmHg (lit.) | [density ]
1.156 g/mL at 25 °C(lit.)
| [refractive index ]
n20/D 1.447(lit.)
| [Fp ]
187 °F
| [storage temp. ]
Keep in dark place,Sealed in dry,Room Temperature | [form ]
Liquid | [color ]
Colorless to pale yellow | [Water Solubility ]
Soluble in most organic solvents. Insoluble in water. | [Sensitive ]
Light Sensitive | [Detection Methods]
GC,NMR | [BRN ]
607063 | [InChI]
1S/C6H6O4/c1-9-5(7)3-4-6(8)10-2/h1-2H3 | [InChIKey]
VHILMKFSCRWWIJ-UHFFFAOYSA-N | [SMILES]
COC(=O)C#CC(=O)OC | [CAS DataBase Reference]
762-42-5(CAS DataBase Reference) | [NIST Chemistry Reference]
2-Butynedioic acid, dimethyl ester(762-42-5) | [EPA Substance Registry System]
762-42-5(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
C | [Risk Statements ]
R34:Causes burns.
R22:Harmful if swallowed. | [Safety Statements ]
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S27:Take off immediately all contaminated clothing .
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) . | [RIDADR ]
UN 3265 8/PG 2
| [WGK Germany ]
3
| [RTECS ]
ES0175000
| [F ]
8-19 | [TSCA ]
Yes | [HazardClass ]
8 | [PackingGroup ]
III | [HS Code ]
29171990 | [Storage Class]
8A - Combustible corrosive hazardous materials | [Hazard Classifications]
Acute Tox. 4 Oral
Eye Dam. 1
Skin Corr. 1B |
| Hazard Information | Back Directory | [Chemical Properties]
clear colorless to light yellow liquid | [Uses]
Dimethyl acetylenedicarboxylate as a versatile dienophile used in Diels-Alder reactions. | [Synthesis Reference(s)]
Tetrahedron Letters, 35, p. 6243, 1994 DOI: 10.1016/S0040-4039(00)73402-2 | [Flammability and Explosibility]
Nonflammable |
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