4-Methylumbelliferone, 97%

Artikelnummer.	Quantity	unitSize
11424123	250 g	250g
11414123	50 g	50g
11404123	1000 g	1000g

Artikelnummer. 11424123 Lieferant Thermo Scientific Alfa Aesar Lieferanten-Nr. A10337.30

Beschreibung

CAS: 90-33-5 | C10H8O3 | 176.17 g/mol

4-Methylumbelliferone is used in the determination of nitric acid and as a standard for fluorometric determination of enzyme activity. It is also used in bile therapy.

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

Applications
4-Methylumbelliferone is used in the determination of nitric acid and as a standard for fluorometric determination of enzyme activity. It is also used in bile therapy.

Solubility
Soluble in alcohol. Insoluble in cold water. Soluble in acetic acid, alkali and ammonium hydroxide. Slightly soluble in hot water, chloroform and diethyl ether.

Notes
Store in a cool place. Incompatible with strong bases and strong oxidizing agents.

Spezifikation

Chemische Identifikatoren

• CAS: 90-33-5
• Molecular Formula: C10H8O3
• Molecular Weight (g/mol): 176.17
• MDL Number: MFCD00006866
• InChI Key: HSHNITRMYYLLCV-UHFFFAOYSA-N
• 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
• PubChem CID: 5280567
• ChEBI: CHEBI:17224
• IUPAC Name: 7-hydroxy-4-methylchromen-2-one
• SMILES: CC1=CC(=O)OC2=CC(O)=CC=C12

• Melting Point: 186°C to 191°C
• Quantity: 250 g
• Beilstein: 142217
• Merck Index: 14,4854
• Solubility Information: Soluble in alcohol; Insoluble in cold water; Soluble in acetic acid,alkali and ammonium hydroxide; Slightly soluble in hot water,chloroform and diethyl ether.
• Formula Weight: 176.17
• Percent Purity: 97%
• Chemical Name or Material: 4-Methylumbelliferone

Sicherheit und Handhabung

Produktidentifikator

• 4-Methylumbelliferone

Signalwort

• Warning

Gefahrenkategorie

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

Gefahrenhinweis

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.

Sicherheitshinweis

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/soap.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P312-Call a POISON CENTER/doctor/if you feel unwell.
• P332+P313-If skin irritation occurs: Get medical advice/attention.
• P337+P313-If eye irritation persists: Get medical advice/attention.

Ergänzende Informationen

• MIXTURE LIST-Contains : 4-Methylumbelliferone

Sicherheitsdatenblatt (SDS)

RUO – Research Use Only