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Thermo Scientific Chemicals
4-Mercapto-4-methyl-2-pentanone, 98%
CAS: 19872-52-7 | C6H12OS | 132.221 g/mol
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化學識別
CAS19872-52-7
IUPAC Name4-methyl-4-sulfanylpentan-2-one
Molecular FormulaC6H12OS
InChI KeyQRNZMFDCKKEPSX-UHFFFAOYSA-N
SMILESCC(=O)CC(C)(C)S
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規格
規格表
規格表Refractive Index1.4600-1.4640 @ 20?C
FormLiquid
Appearance (Color)Clear colorless to pale yellow
Assay (GC)≥97.5%
4-Mercapto-4-methyl-2-pentanone is one of the most strongly contributing odorants in the volatile fraction of a Japanese green tea (sen-cha) infusion, and on the basis of the results of an aroma extract dilution analysis. 4-mercapto-4-methyl-2-pentanone in the grapefruit/sulfury group was found in reconstituted concentrate after thermal concentration.
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-Mercapto-4-methyl-2-pentanone is one of the most strongly contributing odorants in the volatile fraction of a Japanese green tea (sen-cha) infusion, and on the basis of the results of an aroma extract dilution analysis. 4-mercapto-4-methyl-2-pentanone in the grapefruit/sulfury group was found in reconstituted concentrate after thermal concentration.
Solubility
Soluble in water.
Notes
Air Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents.
4-Mercapto-4-methyl-2-pentanone is one of the most strongly contributing odorants in the volatile fraction of a Japanese green tea (sen-cha) infusion, and on the basis of the results of an aroma extract dilution analysis. 4-mercapto-4-methyl-2-pentanone in the grapefruit/sulfury group was found in reconstituted concentrate after thermal concentration.
Solubility
Soluble in water.
Notes
Air Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents.
RUO – Research Use Only
General References:
- Kenji Kumazawa,; Kikue Kubota,; Hideki Masuda. Influence of Manufacturing Conditions and Crop Season on the Formation of 4-Mercapto-4-methyl-2-pentanone in Japanese Green Tea (Sen-cha) . J. Agric. Food Chem. 2005, 53 (13), 5390-5396.
- Jianming Lin,; Russell L. Rouseff,; Sandy Barros,; Michael Naim. Aroma Composition Changes in Early Season Grapefruit Juice Produced from Thermal Concentration. J. Agric. Food Chem. 2002, 50 (4),813-819.