butane-2,3-dione

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Chemical Name:butane-2,3-dione
CAS.NO:431-03-8
Synonyms:butane-2,3-dione
Dimethylglyoxal
2,3-Butanedione
2,3-Diketobutane
Biacetyl,Diacetyl
 
Physical and Chemical Properties:
Density 1.0±0.1 g/cm3
Boiling Point 88.0±0.0 °C at 760 mmHg
Melting Point -4–2 °C
Molecular Formula C4H6O2
Molecular Weight 86.089
Flash Point 7.2±0.0 °C
 
Specification:
Appearance:Yellow to yellow green clear liquid
Assay:≥99.0%
 
Packing:200 kg/drum, can also be packaged according to customer requirements
Storage:Store in a cool, ventilated place
Application:Flavors and fragrances intermediate

butane-2,3-dione


Related News: “Administrative Measures for the Joint Review, Review and Approval of Raw Materials, Medicinal Auxiliaries and Pharmaceutical Packaging Materials and Pharmaceutical Preparations” (Consultation Draft) issued by the State Food and Drug Administration in December 2017. Supervision departments no longer accept applications for registration of APIs, pharmaceutical excipients, and packaging materials.2,3-Difluoro-5-methylbenzoic acid “Administrative Measures for the Joint Review, Review and Approval of Raw Materials, Medicinal Auxiliaries and Pharmaceutical Packaging Materials and Pharmaceutical Preparations” (Consultation Draft) issued by the State Food and Drug Administration in December 2017. Supervision departments no longer accept applications for registration of APIs, pharmaceutical excipients, and packaging materials.2-bromo-6-metilpiridina CAS:5315-25-3 With the structural upgrade of the pharmaceutical industry in developed countries, the transfer of related industrial chains has taken place globally, and it has also had a profound impact on Chinese pharmaceutical companies. nearN,N'-(4,6-Dichloropyrimidine-2,5-diyl)diformamide CAS:116477-30-6 With the structural upgrade of the pharmaceutical industry in developed countries, the transfer of related industrial chains has taken place globally, and it has also had a profound impact on Chinese pharmaceutical companies. nearThese include: high-barrier generic drug substances and commonly used generic drug substances.

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