tert-Butyl (6S)-6-[5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane-5-carboxylate

(6S)-6-[5-(7-溴-9,9-二氟-9H-芴-2-基)-1H-咪唑-2-基]-5-氮杂螺[2.4]庚烷-5-羧酸叔丁酯

Also known as: Ledipasvir intermediate N-3, Ledipasvir INT 3, Ledipasvir Impurity 9, InterMediate of Ledipasvir, (S)-tert-Butyl 6-(5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl)-5-azaspiro[2.4]heptane-5-carboxylate, 5-Azaspiro[2.4]heptane-5-carboxylic acid, 6-[5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl]-, 1,1-dimethylethyl ester, (6S)-

tert-Butyl (6S)-6-[5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane-5-carboxylate (CAS 1441670-89-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C27H26BrF2N3O2 and a molecular weight of 542.415 g/mol. It is also known as Ledipasvir intermediate N-3, Ledipasvir INT 3 and Ledipasvir Impurity 9. Key properties include a boiling point of 681.1±55.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 365.7±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1441670-89-8

Jingsj CID

J-1527009-4

Molecular Formula

C₂₇H₂₆BrF₂N₃O₂

Chinese Name

(6S)-6-[5-(7-溴-9,9-二氟-9H-芴-2-基)-1H-咪唑-2-基]-5-氮杂螺[2.4]庚烷-5-羧酸叔丁酯

Molecular Weight

542.415 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026