Hydroquinone, 99.5%, Thermo Scientific™

Product Code	Brand	Quantity	Packaging
10313292	Thermo Scientific Acros 219930050	5g	Glass Bottle
10012840	Thermo Scientific Acros 219930500	50g	Plastic bottle
10454715	Thermo Scientific Acros 219932500	250g	Plastic bottle
10761335	Thermo Scientific Acros 219930010	1kg	Plastic bottle
15149253	Thermo Scientific Acros 219930051	5kg	Plastic Drum

Description

This Thermo Scientific 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.

Chemical Identifiers

• CAS: 123-31-9
• Molecular Weight (g/mol): 110.11
• InChI Key: QIGBRXMKCJKVMJ-UHFFFAOYSA-N
• PubChem CID: 785
• IUPAC Name: benzene-1,4-diol

• Molecular Formula: C₆H₆O₂
• MDL Number: MFCD00002339
• Synonym: hydroquinone, 1,4-benzenediol, quinol, 1,4-dihydroxybenzene, p-benzenediol, 4-hydroxyphenol, p-hydroquinone, p-hydroxyphenol, p-dihydroxybenzene, benzoquinol
• ChEBI: CHEBI:17594
• SMILES: C1=CC(=CC=C1O)O

Specifications

• Chemical Name or Material: Hydroquinone
• CAS: 123-31-9
• Color: White
• Boiling Point: 285.0°C to 287.0°C
• Assay Percent Range: 99.4% min. (HPLC)
• Molecular Formula: C₆H₆O₂
• MDL Number: MFCD00002339
• Packaging: Glass Bottle
• Merck Index: 15,4845
• Quantity: 5g
• InChI Key: QIGBRXMKCJKVMJ-UHFFFAOYSA-N
• IUPAC Name: benzene-1,4-diol
• PubChem CID: 785
• Formula Weight: 110.11
• Sulfated Ash: 0.05% max.

• Name Note: p.a.
• Density: 1.32
• Melting Point: 170.0°C to 174.0°C
• Flash Point: 165°C
• Infrared Spectrum: Authentic
• Linear Formula: C₆H₄(OH)₂
• Beilstein: 06,836
• Fieser: 05,341; 14,249
• Synonym: hydroquinone, 1,4-benzenediol, quinol, 1,4-dihydroxybenzene, p-benzenediol, 4-hydroxyphenol, p-hydroquinone, p-hydroxyphenol, p-dihydroxybenzene, benzoquinol
• Solubility Information: Solubility in water: 70g/L in water (20°C). Other solubilities: soluble in alcohol and ether,slightly soluble in benzene,readily soluble in ethanol,acetone and methanol
• SMILES: C1=CC(=CC=C1O)O
• Molecular Weight (g/mol): 110.11
• ChEBI: CHEBI:17594
• Physical Form: Needle-Like Crystals or Crystalline Powder
• Percent Purity: 99.5%

Safety and Handling

Product Identifier

• Hydroquinone

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• ACUTE AQUATIC Acute 1
• Carcinogenicity Category 2
• Serious eye damage/eye irritation Category 1
• Germ cell mutagenicity Category 2
• Respiratory sensitiser Category 1

Hazard Statement

• H317-May cause an allergic skin reaction.
• H318-Causes serious eye damage.
• H400-Very toxic to aquatic life.
• H341-Suspected of causing genetic defects.
• H351-Suspected of causing cancer.
• H302-Harmful if swallowed.

Precautionary Statement

• P273-Avoid release to the environment.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

RUO – Research Use Only