CAS 142-45-0 Acetylenedicarboxylic Acid - Materials / Alfa Chemistry

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Monomers

Acetylenedicarboxylic Acid

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Catalog Number

ACM142450

Product Name

Acetylenedicarboxylic Acid

Structure

CAS

142-45-0

Category

Monomers

Synonyms

2-ButynedioicAcid

IUPAC Name

but-2-ynedioic acid

Molecular Weight

114.06

Molecular Formula

C4H2O4

Canonical SMILES

C(#CC(=O)O)C(=O)O

InChI

InChI=1S/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8)

InChI Key

YTIVTFGABIZHHX-UHFFFAOYSA-N

Boiling Point

362.4 °C at 760 mmHg

Melting Point

178 °C

Flash Point

131 °C

Purity

98%

Density

1.1794 (rough estimate)

Appearance

White to Light yellow powder to crystal

Storage

Store under inert gas

Complexity

161

Covalently-Bonded Unit Count

EC Number

213-169-2;205-536-0

Exact Mass

113.995309g/mol

Formal Charge

Hazard Statements

H301 : Toxic if swallowed.H314 : Causes severe skin burns and eye damage.

Heavy Atom Count

MDL Number

MFCD00004362

MeSH Entry Terms

2-butynedioic acid;2-butynedioic acid, potassium salt;acetylenedicarboxylic acid

Monoisotopic Mass

113.995309g/mol

NSC Number

631597;1903

Precautionary Statements

P501 : Dispose of contents/ container to an approved waste disposal plant.P260 : Do not breathe dusts or mists.P270 : Do not eat, drink or smoke when using this product.P264 : Wash skin thoroughly after handling.P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.P301 + P330 + P331 : IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.P363 : Wash contaminated clothing before reuse.P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth.P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor.P405 : Store locked up.

Refractive Index

1.5260 (estimate)

Rotatable Bond Count

Signal Word

Danger

UNII

2D2OJ4KO44

XLogP3

0.1

MSDS

Download MSDS

COA