Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate

2-(叔丁氧羰基氧亚胺基)-2-氰基乙酸乙酯

Also known as: BOC-Oxyma, Ethyl 2-(tert-Butoxycarbonyloxyimino)-2-cyanoacetate, Boc-Oxyma Ethyl 2-(tert-Butoxycarbonyloxyimino)-2-cyanoacetate, (2E)-2-Cyano-2-[[[(1,1-dimethylethoxy)carbonyl]oxy]imino]acetic acid ethyl ester, Acetic acid, 2-cyano-2-[[[(1,1-dimethylethoxy)carbonyl]oxy]imino]-, ethyl ester, (2E)-

Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate (CAS 1426821-11-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H14N2O5 and a molecular weight of 242.22900 g/mol. It is also known as BOC-Oxyma, Ethyl 2-(tert-Butoxycarbonyloxyimino)-2-cyanoacetate and Boc-Oxyma Ethyl 2-(tert-Butoxycarbonyloxyimino)-2-cyanoacetate. Key properties include a melting point of 56-64C, a boiling point of 290.5±23.0 ºC (760 Torr), a density of 1.14±0.1 g/cm3 and a flash point of 129.5±22.6 ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1426821-11-5
Jingsj CID
J-1334032-6
Molecular Formula
C10H14N2O5
Chinese Name
2-(叔丁氧羰基氧亚胺基)-2-氰基乙酸乙酯
Molecular Weight
242.22900 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point56-64C
Boiling Point290.5±23.0 ºC (760 Torr)
Density1.14±0.1 g/cm3
Flash Point129.5±22.6 ºC

Frequently Asked Questions

What is the CAS number of Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate?

The CAS number of Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate is 1426821-11-5.

What are the molecular formula and molecular weight of Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate?

Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate has molecular formula C10H14N2O5 and molecular weight 242.22900 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl (2E)-2-cyano-2-[(tert-butoxycarbonyl)oxyimino]acetate (CAS 1426821-11-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1334032-6 (accessed 2026-10-25).

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