Acetylenedicarboxylic acid, 98%

Catalog No. AC102520250

Supplier: Thermo Scientific Chemicals 102520250

Description

CAS: 142-45-0 | C4H2O4 | 114.06 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 142-45-0
• Molecular Formula: C4H2O4
• Molecular Weight (g/mol): 114.06
• MDL Number: MFCD00004362
• InChI Key: YTIVTFGABIZHHX-UHFFFAOYSA-N
• Synonym: acetylenedicarboxylic acid, 2-butynedioic acid, butynedioic acid, acetylenedicarboxylate, unii-2d2oj4ko44, acetylenedicarboxylic acid 8ci, acetylendicarboxylate, hoocc=ccooh, acetylenedicarboxylicacid, pubchem13735
• PubChem CID: 371
• ChEBI: CHEBI:30781
• IUPAC Name: but-2-ynedioic acid
• SMILES: OC(=O)C#CC(O)=O

• CAS Min %: 97.5
• CAS Max %: 100.0
• Melting Point: 180°C to 187°C
• Color: Beige to Cream or White
• Flash Point: 131°C
• Infrared Spectrum: Authentic
• Assay Percent Range: 98%
• Packaging: Glass bottle
• Linear Formula: HO₂CC∽CCO₂H
• Quantity: 25 g
• Beilstein: 02, 801
• Fieser: 01,12
• Solubility Information: Solubility in water: soluble. Other solubilities: soluble in ethanol and ether
• Formula Weight: 114.06
• Percent Purity: 98%
• Physical Form: Crystalline Powder or Crystals
• Chemical Name or Material: Acetylenedicarboxylic acid

Safety and Handling

Hazard Category	GHS Signal Word: Danger
Hazard Statement	GHS H Statement: Toxic if inhaled. May cause respiratory irritation. Causes skin irritation. Toxic if swallowed. Toxic in contact with skin. Causes serious eye irritation.
Precautionary Statement	GHS P Statement: IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. Wear protective gloves/protective clothing/eye protection/face protection. Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Gently wash with plenty of soap and water. IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. Avoid breathing dust/fume/gas/mist/vapors/spray. IF ON SKIN: Wash with plenty of soap and water. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
EINECSNumber	205-536-

SDS

RUO – Research Use Only