Dimethyl acetylenedicarboxylate
Synonym(s):Acetylenedicarboxylic acid dimethyl ester;Dimethyl 2-butynedioate
- CAS NO.：762-42-5
- Empirical Formula: C6H6O4
- Molecular Weight: 142.11
- MDL number: MFCD00008456
- EINECS: 212-098-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 17:15:13
What is Dimethyl acetylenedicarboxylate?
Chemical properties
clear colorless to light yellow liquid
The Uses of Dimethyl acetylenedicarboxylate
Dimethyl acetylenedicarboxylate as a versatile dienophile used in Diels-Alder reactions.
What are the applications of Application
Dimethyl acetylenedicarboxylate is a symmetric alkyne bismethyester
Synthesis Reference(s)
Tetrahedron Letters, 35, p. 6243, 1994 DOI: 10.1016/S0040-4039(00)73402-2
Flammability and Explosibility
Non flammable
Properties of Dimethyl acetylenedicarboxylate
| Melting point: | -18 °C |
| Boiling point: | 95-98 °C/19 mmHg (lit.) |
| Density | 1.156 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 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 |
| BRN | 607063 |
| CAS DataBase Reference | 762-42-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butynedioic acid, dimethyl ester(762-42-5) |
| EPA Substance Registry System | 2-Butynedioic acid, dimethyl ester (762-42-5) |
Safety information for Dimethyl acetylenedicarboxylate
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Dimethyl acetylenedicarboxylate
| InChIKey | VHILMKFSCRWWIJ-UHFFFAOYSA-N |
Dimethyl acetylenedicarboxylate manufacturer
ALS India Life Sciences Pvt. Ltd
2Y
Phone:+91-8977036378
Whatsapp: +91 8008166674
product: 762-42-5 Dimethyl acetylenedicarboxylate 99.00%
ASM Organics
Andhra Pradesh
Phone:91-9866122393
Whatsapp: 91-9866122393
product: Acetylenedicarboxylic acid dimethyl ester
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