6'-fluoro-2',3'-dihydro-2H,5H-spiro[imidazolidine-4,4'-thiochromene]-2,5-dione 1',1'-dioxide

6'-氟-2',3'-二氢-2H,5H-螺[咪唑烷-4,4'-硫代色烯]-2,5-二酮1',1'-二氧化物

Also known as: 6-Fluoro-2,3-Dihydrospiro[1lambda6-Benzothiopyran-4,4'-Imidazolidine]-1,1,2',5'-Tetrone, 6-Fluorospiro[imidazolidine-4,4'-thiochroman]-2,5-dione 1',1'-dioxide, 6'-fluoro-2',3'-dihydro-2H,5H-spiro[imidazolidine-4,4'-thiochromene]-2,5-dione 1',1'-dioxide, (4R)-6-fluoro-1,1-dioxospiro[2,3-dihydrothiochromene-4,5'-imidazolidine]-2',4'-dione, (4S)-6-fluoro-2',3'-dihydro-2H,5H-spiro[imidazolidine-4,4'-thiochromene]-2,5-dione 1',1'-dioxide, MFCD05267731

6'-fluoro-2',3'-dihydro-2H,5H-spiro[imidazolidine-4,4'-thiochromene]-2,5-dione 1',1'-dioxide (CAS 66892-63-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9FN2O4S and a molecular weight of 284.26400 g/mol. It is also known as 6-Fluoro-2,3-Dihydrospiro[1lambda6-Benzothiopyran-4,4'-Imidazolidine]-1,1,2',5'-Tetrone, 6-Fluorospiro[imidazolidine-4,4'-thiochroman]-2,5-dione 1',1'-dioxide and (4R)-6-fluoro-1,1-dioxospiro[2,3-dihydrothiochromene-4,5'-imidazolidine]-2',4'-dione. Key property: a density of 1.68g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

66892-63-5

Jingsj CID

J-1928943-6

Molecular Formula

C₁₁H₉FN₂O₄S

Chinese Name

6'-氟-2',3'-二氢-2H,5H-螺[咪唑烷-4,4'-硫代色烯]-2,5-二酮1',1'-二氧化物

Molecular Weight

284.26400 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026