X-ray study of the hetero ring flexibility in 5,6-tri-, 5,6-tetra- and 5,6-penta-methylene-2,3,5,6-tetrahydro-1,3-oxazin-4-ones: The structures of 2-spiropentamethylene-cis-5,6-tetramethylene-2,3,5,6-tetrahydro-1,3-oxazin-4-one (I), 2-spiropentamethylene-cis-5,6-pentamethylene-2,3,5,6-tetrahydro-1,3-oxazin-4-one (c-II) and 2-spiropentamethylene-trans-5,6-pentamethylene-2,3,5,6-tetrahydro-1,3-oxazin-4-one (t-II)

The file will be sent to you via the Telegram messenger. It may take up to 1-5 minutes before you receive it.

Note: Make sure you have linked your account to Z-Library Telegram bot.

The file will be sent to your Kindle account. It may take up to 1–5 minutes before you receive it.

Please note: you need to verify every book you want to send to your Kindle. Check your mailbox for the verification email from Amazon Kindle.