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Origin: China
Cas No: 67911-21-1
Specification: 99%min
Min order Quantity: 1 /kg
Supply Ability: 5 mt/month
Lead time: 7 days for OEM, 3 days for ready goods
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Test items |
Specification |
Appearance |
Off-white to white crystalline powder |
Melting point |
52.0~55.0 ℃ |
Residue of ignition |
≤ 0.20 % |
Purity by GC |
≥ 99.0 % |
Application: Anti Covid-19 Coronavirus pharmaceutical Paxlovid intermediate
Property
Basic Info
Chemical Name | 6,6-Dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione |
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Synonyms |
Caronic anhydride; |
CAS No. | 67911-21-1 |
Molecular Formula | C7H8O3 |
Molecular Weight | 140.13700 |
PSA | 43.37000 |
LogP | 0.34200 |
Properties
Density | 1.274 |
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Boiling Point | 246ºC |
Melting Point | 52-55ºC |
Flash Point | 113ºC |
Refractive Index | 1.499 |
Safety Info
HS Code | 2917209090 |
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Synthesis Route
Precursor
Downstream Product