7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione

7-(2-丁炔-1-基)-3,7-二氢-3-甲基-1-[(4-甲基-2-喹唑啉基)甲基]-8-[(3R)-3-哌啶基氨基]-1H-嘌呤-2,6-二酮

Also known as: Linagliptin Impurity 09, (R)-7-(but-2-ynyl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(piperidin-3-ylamino)-1H-purine-2,6(3H,7H)-dione

7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione (CAS 1446263-38-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C25H28N8O2 and a molecular weight of 472.54 g/mol. It is also known as Linagliptin Impurity 09 and (R)-7-(but-2-ynyl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(piperidin-3-ylamino)-1H-purine-2,6(3H,7H)-dione. Key property: a density of 1.39±0.1 g/cm3 (20 ºC 760 Torr). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1446263-38-2
Jingsj CID
J-1528039-8
Molecular Formula
C25H28N8O2
Chinese Name
7-(2-丁炔-1-基)-3,7-二氢-3-甲基-1-[(4-甲基-2-喹唑啉基)甲基]-8-[(3R)-3-哌啶基氨基]-1H-嘌呤-2,6-二酮
Molecular Weight
472.54 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.39±0.1 g/cm3 (20 ºC 760 Torr)

Frequently Asked Questions

What is the CAS number of 7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione?

The CAS number of 7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione is 1446263-38-2.

What are the molecular formula and molecular weight of 7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione?

7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione has molecular formula C25H28N8O2 and molecular weight 472.54 g/mol.

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

Last updated:

How to cite: Jingsj. "7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-8-[(3R)-3-piperidinylamino]-1H-purine-2,6-dione (CAS 1446263-38-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1528039-8 (accessed 2026-10-24).

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