Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)-

(2S)-2-[(1,3-二氢-1,3-二氧代-2H-异吲哚-2-基)氧基]-3-甲基丁酸-1,1-二甲基乙酯

Also known as: tert-Butyl (2S)-2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methylbutanoate, (2S)-2-[(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)oxy]-3-methylbutanoic acid tert-butyl ester, (S)-2-(phthalimidooxy)-3-methylbutanoic acid tert-butyl ester, Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)-, JSUWPTFAHGCIFF-ZDUSSCGKSA-N

Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)- (CAS 618447-44-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C17H21NO5 and a molecular weight of 319.35200 g/mol. It is also known as tert-Butyl (2S)-2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methylbutanoate, (2S)-2-[(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)oxy]-3-methylbutanoic acid tert-butyl ester and (S)-2-(phthalimidooxy)-3-methylbutanoic acid tert-butyl ester. Key properties include a boiling point of 416.9ºC at 760 mmHg, a density of 1.21g/cm3 and a flash point of 205.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
618447-44-2
Jingsj CID
J-1554192-7
Molecular Formula
C17H21NO5
Chinese Name
(2S)-2-[(1,3-二氢-1,3-二氧代-2H-异吲哚-2-基)氧基]-3-甲基丁酸-1,1-二甲基乙酯
Molecular Weight
319.35200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point416.9ºC at 760 mmHg
Density1.21g/cm3
Flash Point205.9ºC

Frequently Asked Questions

What is the CAS number of Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)-?

The CAS number of Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)- is 618447-44-2.

What are the molecular formula and molecular weight of Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)-?

Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)- has molecular formula C17H21NO5 and molecular weight 319.35200 g/mol.

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

Last updated:

How to cite: Jingsj. "Butanoic acid, 2-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3-methyl-, 1,1-dimethylethyl ester, (2S)- (CAS 618447-44-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1554192-7 (accessed 2026-10-24).

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