1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)-

Also known as: Pibrentasvir Impurity 10

1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)- (CAS 1890114-10-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C53H59F5N8O10 and a molecular weight of 1063.1 g/mol. It is also known as Pibrentasvir Impurity 10. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1890114-10-9
Jingsj CID
J-1736595-6
Molecular Formula
C53H59F5N8O10
Molecular Weight
1063.1 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)-?

The CAS number of 1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)- is 1890114-10-9.

What are the molecular formula and molecular weight of 1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)-?

1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)- has molecular formula C53H59F5N8O10 and molecular weight 1063.1 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-Pyrrolidinecarboxylic acid, 2,2a(2)-[[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)-1-piperidinyl]phenyl]-2,5-pyrrolidinediyl]bis[(5-fluoro-2-nitro-4,1-phenylene)iminocarbonyl]]bis-, 1,1a(2)-bis(1,1-dimethylethyl) ester, (2S,2a(2)S)- (CAS 1890114-10-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1736595-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.