Thermo Scientific Chemicals 7-Hydroxy-4-methylcoumarin, 97%

Product Code	Brand	Quantity	Packaging
10377230	Thermo Scientific Chemicals 156380250	25 g	Plastic bottle
10103640	Thermo Scientific Chemicals 156381000	100 g	Plastic bottle
10774451	Thermo Scientific Chemicals 156385000	500 g	Plastic 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: 90-33-5
• Molecular Weight (g/mol): 176.17
• InChI Key: HSHNITRMYYLLCV-UHFFFAOYSA-N
• PubChem CID: 5280567
• IUPAC Name: 7-hydroxy-4-methylchromen-2-one

• Molecular Formula: C10H8O3
• MDL Number: MFCD00006866
• Synonym: 4-methylumbelliferone, hymecromone, 7-hydroxy-4-methylcoumarin, imecromone, 7-hydroxy-4-methyl-2h-chromen-2-one, cholestil, mendiaxon, 4-methyl-7-hydroxycoumarin, beta-methylumbelliferone, bilcolic
• ChEBI: CHEBI:17224
• SMILES: CC1=CC(=O)OC2=CC(O)=CC=C12

Specifications

• CAS: 90-33-5
• CAS Max %: 100.0
• Color: White to Beige
• Assay Percent Range: 96% min. (HPLC)
• MDL Number: MFCD00006866
• Merck Index: 15, 4894
• Solubility Information: Solubility in water: slightly soluble. Other solubilities: soluble in conc. h2so4,partly soluble in 5% aq. na2co3,partly soluble in ethanol and isopropanol
• SMILES: CC1=CC(=O)OC2=CC(O)=CC=C12
• Molecular Weight (g/mol): 176.17
• ChEBI: CHEBI:17224
• Percent Purity: 97%
• Physical Form: Crystalline Powder

• CAS Min %: 96.0
• Melting Point: 186°C to 191°C
• Infrared Spectrum: Authentic
• Molecular Formula: C10H8O3
• Beilstein: 18, 31
• Synonym: 4-methylumbelliferone, hymecromone, 7-hydroxy-4-methylcoumarin, imecromone, 7-hydroxy-4-methyl-2h-chromen-2-one, cholestil, mendiaxon, 4-methyl-7-hydroxycoumarin, beta-methylumbelliferone, bilcolic
• InChI Key: HSHNITRMYYLLCV-UHFFFAOYSA-N
• IUPAC Name: 7-hydroxy-4-methylchromen-2-one
• PubChem CID: 5280567
• Formula Weight: 176.17
• Grade: Extra Pure
• Chemical Name or Material: 7-Hydroxy-4-methylcoumarin, 97%

Safety and Handling

GHS H Statement
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
Wear protective gloves/protective clothing/eye protection/face protection.
IF ON SKIN: Wash with plenty of soap and water.
If eye irritation persists: Get medical advice/attention.
IF INHALED: Remove to fresh air and

GHS Signal Word: Warning

missing translation for 'einecsNumber' : 201-986-7

missing translation for 'rtecsNumber' : GN7000000

missing translation for 'tsca' : TSCA

Product Identifier

• 7-Hydroxy-4-methylcoumarin

Signal Word

• Warning

Hazard Category

• Acute toxicity Category 4
• 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.
• H335-May cause respiratory irritation.
• H312-Harmful in contact with skin.
• H332-Harmful if inhaled.
• H302-Harmful if swallowed.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• 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.
• 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.

RUO – Research Use Only