2-Amino-8-(pyridin-3-yl)-7,9-dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one

2-氨基-8-(吡啶-3-基)-7,9-二氧-1-硫杂-3-氮杂螺[4.5]癸-2-烯-4-酮

Also known as: 2-Amino-8-pyridin-3-yl-7,9-dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one, 7,9-Dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one, 2-amino-8-(3-pyridinyl)-, 2-Amino-8-(pyridin-3-yl)-7,9-dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one, HMS2640H16

2-Amino-8-(pyridin-3-yl)-7,9-dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one (CAS 312608-26-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11N3O3S and a molecular weight of 265.28800 g/mol. It is also known as 2-Amino-8-pyridin-3-yl-7,9-dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one, 7,9-Dioxa-1-thia-3-azaspiro[4.5]dec-2-en-4-one, 2-amino-8-(3-pyridinyl)- and HMS2640H16. Key properties include a boiling point of 497.9ºC at 760mmHg, a density of 1.65g/cm3 and a flash point of 254.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

312608-26-7

Jingsj CID

J-1499262-3

Molecular Formula

C₁₁H₁₁N₃O₃S

Chinese Name

2-氨基-8-(吡啶-3-基)-7,9-二氧-1-硫杂-3-氮杂螺[4.5]癸-2-烯-4-酮

Molecular Weight

265.28800 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026