Acetylenedicarboxylic acid, 98%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10568280	Thermo Scientific Acros 102520250	25 g	Glass bottle
10045673	Thermo Scientific Acros 102521000	100 g	Glass bottle

Description

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.

Chemical Identifiers

• CAS: 142-45-0
• Molecular Weight (g/mol): 114.06
• InChI Key: YTIVTFGABIZHHX-UHFFFAOYSA-N
• PubChem CID: 371
• IUPAC Name: but-2-ynedioic acid

• Molecular Formula: C4H2O4
• MDL Number: MFCD00004362
• Synonym: acetylenedicarboxylic acid, 2-butynedioic acid, butynedioic acid, acetylenedicarboxylate, unii-2d2oj4ko44, acetylenedicarboxylic acid 8ci, acetylendicarboxylate, hoocc=ccooh, acetylenedicarboxylicacid, pubchem13735
• ChEBI: CHEBI:30781
• SMILES: OC(=O)C#CC(O)=O

Specifications

• CAS: 142-45-0
• CAS Max %: 100.0
• Color: Beige to Cream or White
• Infrared Spectrum: Authentic
• Molecular Formula: C4H2O4
• MDL Number: MFCD00004362
• Fieser: 01,12
• Solubility Information: Solubility in water: soluble. Other solubilities: soluble in ethanol and ether
• SMILES: OC(=O)C#CC(O)=O
• Molecular Weight (g/mol): 114.06
• ChEBI: CHEBI:30781
• Percent Purity: 98%
• Chemical Name or Material: Acetylenedicarboxylic acid

• CAS Min %: 97.5
• Melting Point: 180°C to 187°C
• Flash Point: 131°C
• Assay Percent Range: 98%
• Linear Formula: HO₂CC∽CCO₂H
• Beilstein: 02, 801
• Synonym: acetylenedicarboxylic acid, 2-butynedioic acid, butynedioic acid, acetylenedicarboxylate, unii-2d2oj4ko44, acetylenedicarboxylic acid 8ci, acetylendicarboxylate, hoocc=ccooh, acetylenedicarboxylicacid, pubchem13735
• InChI Key: YTIVTFGABIZHHX-UHFFFAOYSA-N
• IUPAC Name: but-2-ynedioic acid
• PubChem CID: 371
• Formula Weight: 114.06
• Physical Form: Crystalline Powder or Crystals

Safety and Handling

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.

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.

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 205-536-

Product Identifier

• Acetylenedicarboxylic acid

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H311-Toxic in contact with skin.
• H331-Toxic if inhaled.
• H335-May cause respiratory irritation.
• H301-Toxic if swallowed.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P312-Call a POISON CENTER/doctor/if you feel unwell.

RUO – Research Use Only