1,1-dioxo-2-prop-2-ynyl-4H-1λ6,2-benzothiazin-3-one

Modify Date: 2025-08-26 12:31:48

1,1-dioxo-2-prop-2-ynyl-4H-1λ6,2-benzothiazin-3-one Structure
1,1-dioxo-2-prop-2-ynyl-4H-1λ6,2-benzothiazin-3-one structure
Common Name 1,1-dioxo-2-prop-2-ynyl-4H-1λ6,2-benzothiazin-3-one
CAS Number 31848-19-8 Molecular Weight 235.25900
Density 1.398g/cm3 Boiling Point 403.9ºC at 760mmHg
Molecular Formula C11H9NO3S Melting Point N/A
MSDS N/A Flash Point 198.1ºC

 Names

Name 1,1-dioxo-2-prop-2-ynyl-4H-1λ6,2-benzothiazin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.398g/cm3
Boiling Point 403.9ºC at 760mmHg
Molecular Formula C11H9NO3S
Molecular Weight 235.25900
Flash Point 198.1ºC
Exact Mass 235.03000
PSA 62.83000
LogP 1.41190
Index of Refraction 1.611
InChIKey CTZKUHWIUDBFRC-UHFFFAOYSA-N
SMILES C#CCN1C(=O)Cc2ccccc2S1(=O)=O

 Safety Information

HS Code 2914399090

 Precursor & DownStream

Precursor  2

DownStream  0

 Customs

HS Code 2914399090
Summary 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Synonyms

1,1-dioxo-2-prop-2-ynyl-4H-1
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