(2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid

Also known as: (2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid, (2S)-2-[[(1,1-Dimethylethoxy)carbonyl]amino]-3-methyl-3-butenoic acid, (2S)-3-Methyl-2-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-butenoic acid, 3-Butenoic acid, 2-[[(1,1-dimethylethoxy)carbonyl]amino]-3-methyl-, (2S)-, 3-Butenoic acid, 2-[[(1,1-dimethylethoxy)carbonyl]amino]-3-methyl-, (2S)- (9CI), L-N-(tert-Butyloxycarbonyl)isodehydrovaline

(2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid (CAS 269742-33-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H17NO4 and a molecular weight of 215.246 g/mol. Key properties include a boiling point of 355.3±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 168.7±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 269742-33-8
Jingsj CID: J-1523401-2
Molecular Formula: C₁₀H₁₇NO₄
Molecular Weight: 215.246 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	355.3±35.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	168.7±25.9 °C
Exact Mass	215.115753
PSA	75.63000
LogP	2.22
Vapor Pressure	0.0±1.7 mmHg at 25°C
Refractive Index	1.472

Frequently Asked Questions

What is the CAS number of (2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid?

The CAS number of (2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid is 269742-33-8.

What are the molecular formula and molecular weight of (2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid?

(2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid has molecular formula C10H17NO4 and molecular weight 215.246 g/mol.

What are the upstream and downstream products of (2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid?

For (2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid, Downstream Products: L-Valine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(2S)-2-(N-tert-Butoxycarbonyl)amino-3-methylbut-3-enoic acid (CAS 269742-33-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523401-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.