(3R,7aR)-3-(1,1-dimethylethyl)dihydro-1,5-dioxo-1H,3H-pyrrolo[1,2-c]oxazole-7a(5H)-carboxaldehyde

(3R,7aR)-3-(1,1-二甲基乙基)二氢-1,5-二氧代-1H,3H-吡咯并[1,2-c]噁唑-7a(5H)-甲醛

Also known as: (3R,7aR)-3-(1,1-dimethylethyl)dihydro-1,5-dioxo-1H,3H-pyrrolo[1,2-c]oxazole-7a(5H)-carboxaldehyde, 3-(1,1-dimethylethyl)dihydro-1,5-dioxo-(3R,7aR)-1H,3H-Pyrrolo[1,2-c]oxazole-7a(5H)-carboxaldehyde, (3R,7aR)-3-(2-Methyl-2-propanyl)-1,5-dioxodihydro-1H-pyrrolo[1,2-c][1,3]oxazole-7a(5H)-carbaldehyde, (3R,7aR)-3-(tert-Butyl)-1,5-dioxohexahydropyrrolo[1,2-c]oxazole-7a-carbaldehyde, (3R,7aR)-3-(tert-butyl)-1,5-dioxodihydro-1H,3H-pyrrolo[1,2-c]oxazole-7a(5H)-carbaldehyde, (3R,7aR)-3-tert-butyl-1,5-dioxo-6,7-dihydro-3H-pyrrolo[1,2-c][1,3]oxazole-7a-carbaldehyde, 1H,3H-Pyrrolo[1,2-c]oxazole-7a(5H)-carboxaldehyde, 3-(1,1-dimethylethyl)dihydro-1,5-dioxo-, (3R,7aR)-, Rolapitant intermediate 2

(3R,7aR)-3-(1,1-dimethylethyl)dihydro-1,5-dioxo-1H,3H-pyrrolo[1,2-c]oxazole-7a(5H)-carboxaldehyde (CAS 1214741-19-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H15NO4 and a molecular weight of 225.24100 g/mol. It is also known as 3-(1,1-dimethylethyl)dihydro-1,5-dioxo-(3R,7aR)-1H,3H-Pyrrolo[1,2-c]oxazole-7a(5H)-carboxaldehyde, (3R,7aR)-3-(2-Methyl-2-propanyl)-1,5-dioxodihydro-1H-pyrrolo[1,2-c][1,3]oxazole-7a(5H)-carbaldehyde and (3R,7aR)-3-(tert-Butyl)-1,5-dioxohexahydropyrrolo[1,2-c]oxazole-7a-carbaldehyde. Key properties include a boiling point of 420.6±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 208.2±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1214741-19-1

Jingsj CID

J-1141960-2

Molecular Formula

C₁₁H₁₅NO₄

Chinese Name

(3R,7aR)-3-(1,1-二甲基乙基)二氢-1,5-二氧代-1H,3H-吡咯并[1,2-c]噁唑-7a(5H)-甲醛

Molecular Weight

225.24100 g/mol

Category

Organic Compounds

Last updated

8/21/2026